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Organism
  Plantae
      Tracheophyta
             [Equisetophyta]
             [Pteridophyta]
        Polypodiophytina
            Polypodiopsida
                   [Cyatheopsida]
                   [Equisetopsida]
                   [Filicopsida]
                   [Gleicheniopsida]
                   [Hymenophyllopsida]
                   [Marattiopsida]
                   [Marsileopsida]
                   [Matoniopsida]
                   [Osmundopsida]
                   [Psilotopsida]
                   [Pteridopsida]
                   [Salviniopsida]
                   [Sphenopsida]
              Polypodiidae
                     [Dennstaedtiidae]
                     [Marsileidae]
                     [Plagiogyriidae]
                     [Pterididae]
                    Cyatheales
                           [Dicksoniales]
                           [Hymenophyllopsidales]
                           [Loxsomatales]
                           [Metaxyales]
                           [Plagiogyriales]
                            Cyatheaceae
                                   [Alsophilaceae]
                                   [Hymenophyllopsidaceae]
                                     Alsophila
                                           [Amphicosmia]
                                           [Dichorexia]
                                           [Gymnosphaera]
                                           [Nephelea]
                                           [Thysanobotrya]
                                             Alsophila abbottii
                                                   [Cyathea abbottii]
                                             Alsophila acanthophora
                                                   [Cyathea acanthophora]
                                             Alsophila acaulis
                                                   [Alsophila denticulata]
                                                   [Cyathea acaulis]
                                                   [Cyathea hancockii]
                                                   [Cyathea polyodonta]
                                                   [Dryopteris hancockii]
                                                   [Dryopteris taitunensis]
                                                   [Gymnosphaera denticulata]
                                                   [Gymnosphaera hancockii]
                                             Alsophila acrostichoides
                                                   [Cyathea acrostichoides]
                                                   [Gymnosphaera acrostichoides]
                                             Alsophila acuminata
                                                   [Cyathea acuminata]
                                             Alsophila acutula
                                                   [Cyathea acutula var. acutula]
                                                   [Cyathea acutula]
                                               Alsophila acutula var. deltoidea
                                                     [Cyathea acutula var. deltoidea]
                                               Alsophila acutula var. rufescens
                                                     [Cyathea acutula var. rufescens]
                                             Alsophila albida
                                                   [Cyathea albida]
                                             Alsophila albidosquamata
                                             Alsophila alderwereltii
                                                   [Alsophila spinifera]
                                                   [Cyathea alderwereltii]
                                                   [Cyathea horridipes]
                                                   [Cyathea paraphysophora]
                                                   [Cyathea salticola]
                                                   [Cyathea spinifera]
                                                   [Hemitelia horridipes]
                                                   [Hemitelia paraphysophora]
                                                   [Hemitelia salticola]
                                                   [Hemitelia sumatrana]
                                             Alsophila alleniae
                                                   [Cyathea alleniae]
                                             Alsophila alpina
                                                   [Cyathea alpicola]
                                                   [Cyathea alpina]
                                                   [Cyathea trachypoda]
                                             Alsophila alta
                                                   [Cyathea alta]
                                             Alsophila alternans
                                                   [Alsophila janseniana]
                                                   [Amphicosmia alternans]
                                                   [Cyathea alternans]
                                                   [Cyathea janseniana]
                                                   [Cyathea lobbiana]
                                                   [Hemitelia alternans]
                                                   [Polypodium alternans]
                                                   [Polypodium impuber]
                                                   [Schizocaena alternans]
                                                   [Sphaeropteris alternans]
                                             Alsophila alticola
                                                   [Cyathea alticola]
                                                   [Gymnosphaera alticola]
                                             Alsophila amboinensis
                                                   [Alsophila latebrosa var. batjanensis]
                                                   [Cyathea amboinensis]
                                             Alsophila andersonii
                                                   [Alsophila andersonii var. miaoensis]
                                                   [Cyathea andersonii]
                                                   [Cyathea nayarii]
                                                   [Cyathea suprasora]
                                                   [Gymnosphaera andersonii]
                                             Alsophila andohahelensis
                                                   [Cyathea andohahelensis]
                                                   [Gymnosphaera andohahelensis]
                                             Alsophila aneitensis
                                                   [Cyathea aneitensis]
                                                   [Cyathea laciniata]
                                             Alsophila angiensis
                                                   [Cyathea angiensis]
                                                   [Sphaeropteris angiensis]
                                             Alsophila annae
                                                   [Cyathea annae]
                                                   [Gymnosphaera annae]
                                             Alsophila apiculata
                                                   [Alsophila indrapurae]
                                                   [Cyathea apiculata]
                                                   [Cyathea crenulata f. subspinulosa]
                                                   [Cyathea indrapurae]
                                                   [Cyathea paleata]
                                             Alsophila apoensis
                                                   [Cyathea apoensis]
                                                   [Cyathea lobata]
                                             Alsophila appendiculata
                                                   [Cyathea appendiculata]
                                             Alsophila approximata
                                                   [Cyathea approximata var. approximata]
                                                   [Cyathea approximata]
                                               Alsophila approximata var. sorisquamata
                                                     [Cyathea approximata var. sorisquamata]
                                                     [Cyathea sorisquamata]
                                             Alsophila archboldii
                                                   [Cyathea archboldii]
                                                   [Cyathea bidentata]
                                             Alsophila atropurpurea
                                                   [Cyathea atropurpurea]
                                                   [Gymnosphaera atropurpurea]
                                             Alsophila auneae
                                                   [Cyathea pubescens]
                                                   [Nephelea pubescens]
                                             Alsophila auriculata
                                                   [Cyathea auriculata]
                                             Alsophila australis
                                               Alsophila australis subsp. australis
                                                     [Alsophila loddigesii]
                                                     [Amphicosmia australis]
                                                     [Cyathea australis subsp. australis]
                                                     [Cyathea australis]
                                                     [Cyathea loddigesii]
                                               Alsophila australis subsp. norfolkiensis
                                                     [Cyathea australis subsp. norfolkensis]
                                             Alsophila austroyunnanensis
                                                   [Gymnosphaera austroyunnanensis]
                                             Alsophila baileyana
                                                   [Alsophila rebeccae var. commutata]
                                                   [Cyathea baileyana]
                                                   [Gymnosphaera baileyana]
                                             Alsophila balanocarpa
                                                   [Cyathea balanocarpa]
                                                   [Nephelea balanocarpa]
                                             Alsophila basirotundata
                                                   [Cyathea basirotundata]
                                             Alsophila batjanensis
                                                   [Alsophila saparuensis]
                                                   [Alsophila straminea]
                                                   [Cyathea batjanensis]
                                                   [Cyathea geppiana]
                                                   [Cyathea saparuensis]
                                                   [Cyathea straminea]
                                             Alsophila bellisquamata
                                                   [Cyathea bellisquamata var. bellisquamata]
                                                   [Cyathea bellisquamata]
                                               Alsophila bellisquamata var. ambrensis
                                                     [Cyathea bellisquamata var. ambrensis]
                                               Alsophila bellisquamata var. australis
                                                     [Cyathea bellisquamata var. australis]
                                               Alsophila bellisquamata var. basilobata
                                                     [Cyathea bellisquamata var. basilobata]
                                             Alsophila biformis
                                                   [Cyathea arfakensis]
                                                   [Cyathea biformis]
                                                   [Cyathea gibbsiae]
                                                   [Gymnosphaera biformis]
                                                   [Hemitelia arfakensis]
                                                   [Polybotrya arfakensis]
                                                   [Stenochlaena dubia]
                                                   [Thysanobotrya arfakensis]
                                                   [Thysanobotrya dubia]
                                             Alsophila binayana
                                                   [Cyathea binayana]
                                             Alsophila bisquamata
                                                   [Cyathea bisquamata]
                                             Alsophila boiviniiformis
                                                   [Cyathea boiviniiformis var. boiviniiformis]
                                                   [Cyathea boiviniiformis]
                                               Alsophila boiviniiformis var. lobata
                                                     [Cyathea boiviniiformis var. lobata]
                                                     [Cyathea bullata var. lobata]
                                               Alsophila boiviniiformis var. madagascarica
                                                     [Alsophila madagascarica]
                                                     [Cyathea boiviniiformis var. madagascarica]
                                                     [Cyathea bullata var. madagascarica]
                                                     [Cyathea malegassica]
                                             Alsophila borbonica
                                                   [Alsophila melanocaula]
                                                   [Alsophila telfairiana]
                                                   [Aspidium telfairianum]
                                                   [Cyathea borbonica var. borbonica]
                                                   [Cyathea madagascariensis]
                                                   [Cyathea mascarena]
                                                   [Cyathea melanocaula]
                                                   [Cyathea robusta]
                                               Alsophila borbonica var. laevigata
                                                     [Cyathea borbonica var. laevigata]
                                                     [Cyathea laevigata]
                                                     [Schizocaena laevigata]
                                               Alsophila borbonica var. latifolia
                                                     [Cyathea borbonica f. latifolia]
                                                     [Cyathea borbonica var. latifolia]
                                                     [Cyathea canaliculata var. latifolia]
                                                     [Cyathea commersoniana]
                                               Alsophila borbonica var. pervilleana
                                                     [Cyathea borbonica var. pervilleana]
                                                     [Cyathea pervilleana]
                                               Alsophila borbonica var. sevathiana
                                                     [Cyathea borbonica var. sevathiana]
                                             Alsophila borneensis
                                                   [Alsophila latebrosa var. denudata]
                                                   [Cyathea borneensis]
                                                   [Cyathea hemichlamydea]
                                                   [Hemitelia hemichlamydea]
                                             Alsophila brachyphylla
                                             Alsophila brausei
                                                   [Cyathea hunsteiniana]
                                             Alsophila brevipinna
                                                   [Cyathea brevipinna]
                                             Alsophila brooksii
                                                   [Cyathea brooksii]
                                             Alsophila bryophila
                                                   [Cyathea bryophila]
                                             Alsophila buennemeijeri
                                                   [Cyathea bunnemeijeri]
                                             Alsophila bullata
                                                   [Alsophila boivinii]
                                                   [Alsophila castanea]
                                                   [Alsophila melanotricha]
                                                   [Cyathea badia]
                                                   [Cyathea bullata var. bullata]
                                                   [Cyathea bullata]
                                                   [Cyathea insularis]
                                                   [Cyathea melanotricha]
                                                   [Gymnosphaera boivinii]
                                                   [Gymnosphaera melanotricha]
                                               Alsophila bullata var. andringitrensis
                                                     [Cyathea boivinii var. andringitrensis]
                                               Alsophila bullata var. bevolo
                                                     [Cyathea boivinii var. bevolo]
                                               Alsophila bullata var. hildebrandtii
                                                     [Alsophila hildebrandtii]
                                                     [Cyathea boivinii var. hildebrandtii]
                                                     [Cyathea hildebrandtii]
                                               Alsophila bullata var. lobata
                                                     [Gymnosphaera boivinii var. lobata]
                                               Alsophila bullata var. madagascarica
                                                     [Gymnosphaera boivinii var. madagascarica]
                                                     [Gymnosphaera madagascarica]
                                               Alsophila bullata var. parahildebrandtii
                                                     [Cyathea boivinii var. parahildebrandtii]
                                             Alsophila callosa
                                                   [Cyathea callosa]
                                                   [Cyathea camiguinensis]
                                                   [Cyathea foxworthyi]
                                             Alsophila camerooniana
                                                   [Alsophila camerunensis]
                                                   [Cyathea camerooniana var. camerooniana]
                                                   [Cyathea camerooniana]
                                                   [Cyathea camerunensis]
                                                   [Cyathea congoensis]
                                               Alsophila camerooniana var. aethiopica
                                                     [Alsophila aethiopica]
                                                     [Alsophila congoensis]
                                                     [Cyathea aethiopica]
                                                     [Cyathea camerooniana var. aethiopica]
                                                     [Cyathea principis]
                                               Alsophila camerooniana var. camerooniana
                                               Alsophila camerooniana var. congi
                                                     [Cyathea camerooniana var. congi]
                                                     [Cyathea canaliculata var. congi]
                                               Alsophila camerooniana var. currorii
                                                     [Cyathea camerooniana var. currorii]
                                               Alsophila camerooniana var. occidentalis
                                                     [Cyathea camerooniana var. occidentalis]
                                               Alsophila camerooniana var. ugandensis
                                                     [Cyathea borbonica var. continentalis]
                                                     [Cyathea camerooniana var. ugandensis]
                                               Alsophila camerooniana var. zenkeri
                                                     [Alsophila batesii]
                                                     [Alsophila zenkeri]
                                                     [Cyathea aethiopica var. zenkeri]
                                                     [Cyathea batesii]
                                                     [Cyathea camerooniana var. zenkeri]
                                                     [Cyathea zenkeri]
                                             Alsophila capensis
                                                   [Amphicosmia capensis]
                                                   [Amphicosmia riparia]
                                                   [Cormophyllum capense]
                                                   [Cyathea capensis]
                                                   [Cyathea riparia]
                                                   [Hemitelia riparia]
                                                   [Polypodium capense]
                                                   [Polystichum capense]
                                                   [Trichomanes cormophyllum]
                                               Alsophila capensis subsp. capensis
                                                     [Gymnosphaera capensis]
                                               Alsophila capensis subsp. polypodioides
                                                     [Cyathea polypodioides]
                                                     [Gymnosphaera capensis subsp. polypodioides]
                                                     [Hemitelia gardneriana]
                                             Alsophila catillifera
                                                   [Cyathea catillifera]
                                             Alsophila caudata
                                                   [Alsophila manilensis]
                                                   [Amphicosmia manilensis]
                                                   [Cyathea arborescens]
                                                   [Cyathea brevipes]
                                                   [Cyathea caudata]
                                                   [Cyathea dupaxensis]
                                                   [Cyathea manilensis]
                                                   [Hemitelia caudata]
                                                   [Hemitelia extensa]
                                                   [Hemitelia manilensis]
                                             Alsophila celebica
                                                   [Alsophila truncata var. nivea]
                                                   [Alsophila truncata var. sagittata]
                                                   [Cyathea quadripinnatifida]
                                                   [Sphaeropteris celebica]
                                             Alsophila celsa
                                                   [Cyathea canaliculata]
                                             Alsophila cincinnata
                                                   [Cyathea cincinnata]
                                             Alsophila cinerea
                                                   [Cyathea cinerea]
                                             Alsophila coactilis
                                                   [Cyathea coactilis]
                                             Alsophila colensoi
                                                   [Cyathea colensoi]
                                             Alsophila commutata
                                                   [Alsophila heteromorpha var. decomposita]
                                                   [Alsophila heteromorpha]
                                                   [Alsophila hewittii]
                                                   [Alsophila subulata]
                                                   [Cyathea heteromorpha]
                                                   [Cyathea hewittii]
                                                   [Cyathea recommutata]
                                                   [Cyathea subulata]
                                                   [Cyathea toppingii]
                                                   [Gymnosphaera commutata]
                                                   [Gymnosphaera hewittii]
                                                   [Gymnosphaera recommutata]
                                             Alsophila conantiana
                                             Alsophila conferta
                                                   [Cyathea conferta]
                                             Alsophila confinis
                                                   [Cyathea confinis]
                                             Alsophila costalisora
                                                   [Cyathea costalisora]
                                             Alsophila coursii
                                                   [Cyathea coursii]
                                                   [Gymnosphaera coursii]
                                             Alsophila crenulata
                                                   [Alsophila brevifoliolata]
                                                   [Cyathea brevifoliolata]
                                                   [Cyathea raciborskii]
                                                   [Hemitelia capensis]
                                                   [Hemitelia crenulata]
                                                   [Hemitelia junghuhniana var. dissoluta]
                                             Alsophila crinita
                                                   [Cyathea crinita]
                                                   [Sphaeropteris crinita]
                                             Alsophila cubensis
                                                   [Cyathea cubensis]
                                                   [Nephelea cubensis]
                                                   [Nephelea woodwardioides var. cubensis]
                                             Alsophila cucullifera
                                                   [Cyathea cucullifera]
                                             Alsophila cunninghamii
                                                   [Cyathea boylei]
                                                   [Cyathea cunninghamii]
                                             Alsophila cuspidata
                                                   [Cyathea cuspidata]
                                                   [Cyathea hassleriana var. rojasii]
                                                   [Cyathea hassleriana]
                                                   [Cyathea oxyacantha]
                                                   [Cyathea oyapoka]
                                                   [Cyathea punctifera]
                                                   [Nephelea cuspidata]
                                             Alsophila dealbata
                                                   [Alsophila dealbata var. tricolor]
                                                   [Alsophila tricolor]
                                                   [Cyathea dealbata]
                                                   [Cyathea falciloba]
                                                   [Cyathea tricolor]
                                                   [Hemitelia falciloba]
                                                   [Polypodium dealbatum]
                                             Alsophila deckenii
                                                   [Cyathea deckenii]
                                             Alsophila decrescens
                                                   [Cyathea decrescens var. decrescens]
                                                   [Cyathea decrescens]
                                               Alsophila decrescens var. cristata
                                                     [Cyathea decrescens var. cristata]
                                               Alsophila decrescens var. hirsutifolia
                                                     [Cyathea decrescens var. hirsutifolia]
                                                     [Cyathea hirsutifolia]
                                                     [Cyathea hirsutifrons]
                                               Alsophila decrescens var. manongarivensis
                                                     [Cyathea decrescens var. manongarivensis]
                                             Alsophila dicksonioides
                                                   [Cyathea dicksonioides]
                                             Alsophila dilatata
                                                   [Cyathea dilatata]
                                             Alsophila dimorpha
                                                   [Cyathea dimorpha]
                                                   [Gymnosphaera dimorpha]
                                             Alsophila doctersii
                                                   [Cyathea doctersii]
                                             Alsophila dregei
                                                   [Alsophila baronii]
                                                   [Alsophila dregei var. polyphlebia]
                                                   [Alsophila dregei var. segregata]
                                                   [Cyathea angolensis]
                                                   [Cyathea baronii]
                                                   [Cyathea burkei]
                                                   [Cyathea dregei var. dregei]
                                                   [Cyathea dregei var. polyphlebia]
                                                   [Cyathea dregei var. segregata]
                                                   [Cyathea dregei]
                                                   [Cyathea flavovirens]
                                                   [Cyathea polyphlebia]
                                                   [Cyathea segregata]
                                             Alsophila dryopteroides
                                                   [Alsophila amintae]
                                                   [Cyathea dryopteroides]
                                             Alsophila edanoi
                                                   [Cyathea edanoi]
                                             Alsophila elata
                                             Alsophila emilei
                                                   [Cyathea emilei var. emilei]
                                                   [Cyathea emilei]
                                               Alsophila emilei var. dauphinensis
                                                     [Cyathea emilei var. dauphinensis]
                                               Alsophila emilei var. emilei
                                             Alsophila engelii
                                                   [Alsophila plagiopteris var. columbensis]
                                                   [Alsophila plagiopteris]
                                                   [Cyathea elongata]
                                                   [Cyathea plagiopteris]
                                             Alsophila epaleata
                                                   [Cyathea decurrens subsp. epaleata]
                                                   [Cyathea epaleata]
                                             Alsophila erinacea
                                                   [Cyathea aureonitens]
                                                   [Cyathea cuspidata var. rigida]
                                                   [Cyathea erinacea]
                                                   [Cyathea purpurascens]
                                                   [Nephelea aureonitens]
                                                   [Nephelea erinacea var. erinacea]
                                                   [Nephelea erinacea var. purpurascens]
                                                   [Nephelea erinacea]
                                                   [Nephelea purpurascens]
                                               Alsophila erinacea var. erinacea
                                             Alsophila eriophora
                                                   [Cyathea eriophora]
                                             Alsophila esmeraldensis
                                             Alsophila everta
                                                   [Cyathea everta]
                                                   [Cyathea globosora]
                                             Alsophila excavata
                                                   [Cyathea excavata]
                                             Alsophila fenicis
                                                   [Alsophila fujiiana]
                                                   [Cyathea fenicis]
                                                   [Cyathea fujiiana]
                                             Alsophila ferdinandii
                                                   [Cyathea macarthurii]
                                                   [Hemitelia macarthurii]
                                             Alsophila ferruginea
                                                   [Cyathea ferruginea]
                                                   [Cyathea ferrugineoides]
                                             Alsophila firma
                                                   [Alsophila costalis]
                                                   [Alsophila tenerifrons]
                                                   [Cyathea arida]
                                                   [Cyathea articulata]
                                                   [Cyathea costalis]
                                                   [Cyathea denudans]
                                                   [Cyathea firma]
                                                   [Cyathea firmula]
                                                   [Cyathea gemmifera]
                                                   [Cyathea hexagona]
                                                   [Cyathea mexicana var. mexicana]
                                                   [Cyathea mexicana]
                                                   [Cyathea patellaris]
                                                   [Cyathea tenerifrons]
                                                   [Cyathea trejoi]
                                                   [Hemitelia firma]
                                                   [Nephelea mexicana]
                                                   [Nephelea patellaris]
                                                   [Nephelea tenerifrons]
                                             Alsophila foersteri
                                                   [Cyathea foersteri]
                                             Alsophila fulgens
                                                   [Cyathea fulgens]
                                                   [Nephelea fulgens]
                                             Alsophila fuliginosa
                                                   [Alsophila mindanensis]
                                                   [Alsophila warihon]
                                                   [Cyathea bicolor]
                                                   [Cyathea dura]
                                                   [Cyathea fuliginosa]
                                                   [Cyathea lanaensis]
                                                   [Cyathea lepidigera]
                                                   [Cyathea loheri var. tonglonensis]
                                                   [Cyathea mindanensis]
                                                   [Cyathea squamicosta]
                                                   [Cyathea sulitii]
                                                   [Cyathea tonglonensis]
                                                   [Cyathea warihon]
                                                   [Hemitelia bicolor]
                                                   [Hemitelia tonglonensis]
                                                   [Hemitelia warihon]
                                             Alsophila gastonyi
                                             Alsophila geluensis
                                                   [Cyathea geluensis]
                                                   [Cyathea novoguineensis]
                                                   [Cyathea sepikensis]
                                                   [Cyathea subspathulata]
                                             Alsophila gigantea
                                                   [Alsophila helferiana]
                                                   [Alsophila polycampta]
                                                   [Alsophila rheosora]
                                                   [Alsophila umbrosa]
                                                   [Cyathea balakrishnanii]
                                                   [Cyathea gigantea]
                                                   [Cyathea pectinata]
                                                   [Cyathea petiolulata]
                                                   [Cyathea pseudogigantea]
                                                   [Cyathea tinganensis]
                                                   [Dichorexia gigantea]
                                                   [Gymnosphaera gigantea]
                                                   [Polypodium umbrosum]
                                             Alsophila glaberrima
                                                   [Cyathea glaberrima]
                                             Alsophila glabra
                                                   [Alsophila dubia]
                                                   [Alsophila reducta]
                                                   [Alsophila vexans]
                                                   [Cyathea dubia]
                                                   [Cyathea glabra]
                                                   [Cyathea reducta]
                                                   [Cyathea venulosa]
                                                   [Cyathea vexans]
                                                   [Gymnosphaera vexans]
                                             Alsophila glaucifolia
                                                   [Cyathea glauca]
                                             Alsophila gleichenioides
                                                   [Cyathea gleichenioides]
                                             Alsophila grangaudiana
                                                   [Cyathea grangaudiana]
                                             Alsophila gregaria
                                                   [Cyathea gregaria]
                                             Alsophila grevilleana
                                                   [Cyathea arborea var. pallida]
                                                   [Cyathea elegans]
                                                   [Cyathea grevilleana]
                                                   [Disphenia grevilleana]
                                                   [Nephelea grevilleana]
                                             Alsophila halconensis
                                                   [Cyathea halconensis]
                                                   [Cyathea mearnsii]
                                                   [Cyathea melanophlebia]
                                             Alsophila havilandii
                                                   [Cyathea havilandii]
                                                   [Cyathea paleacea]
                                                   [Cyathea rigida]
                                             Alsophila hebes
                                                   [Cyathea hebes]
                                             Alsophila henryi
                                                   [Alsophila gammiei]
                                                   [Alsophila gigantea var. polynervata]
                                                   [Cyathea gigantea var. polynervata]
                                                   [Cyathea henryi]
                                                   [Cyathea sharmae]
                                                   [Gymnosphaera gigantea var. polynervata]
                                                   [Gymnosphaera henryi]
                                             Alsophila hermannii
                                                   [Cyathea christii]
                                             Alsophila heterochlamydea
                                                   [Cyathea caudiculata]
                                                   [Cyathea heterochlamydea]
                                                   [Cyathea merrillii]
                                                   [Hemitelia caudiculata]
                                                   [Hemitelia heterochlamydea]
                                             Alsophila hooglandii
                                                   [Cyathea hooglandii]
                                             Alsophila hookeri
                                                   [Cyathea hookeri]
                                                   [Schizocaena hookeri]
                                             Alsophila hornei
                                                   [Alsophila brunnea]
                                                   [Alsophila dissitifolia]
                                                   [Alsophila ledermannii]
                                                   [Alsophila melanocaulos]
                                                   [Alsophila olivacea]
                                                   [Cyathea brunnea]
                                                   [Cyathea dimorphophylla]
                                                   [Cyathea dissitifolia]
                                                   [Cyathea hornei]
                                                   [Cyathea melanoclada]
                                                   [Cyathea olivacea]
                                                   [Gymnosphaera hornei]
                                                   [Gymnosphaera melanocaulos]
                                                   [Gymnosphaera olivacea]
                                             Alsophila horridula
                                                   [Cyathea horridula]
                                             Alsophila hotteana
                                                   [Cyathea hotteana]
                                             Alsophila humbertiana
                                                   [Cyathea humbertiana]
                                                   [Hemitelia humbertiana]
                                             Alsophila humilis
                                                   [Alsophila holstii]
                                                   [Alsophila stuhlmannii]
                                                   [Cyathea humilis var. humilis]
                                                   [Cyathea humilis]
                                                   [Cyathea opizii]
                                                   [Cyathea stuhlmannii]
                                                   [Cyathea ulugurensis]
                                               Alsophila humilis var. pycnophylla
                                                     [Cyathea humilis var. pycnophylla]
                                             Alsophila hyacinthei
                                                   [Cyathea boivinii var. boivinii]
                                                   [Cyathea boivinii]
                                               Alsophila hyacinthei var. concava
                                                     [Alsophila ballardii]
                                                     [Cyathea ballardii]
                                                     [Cyathea boivinii var. concava]
                                                     [Cyathea concava]
                                               Alsophila hyacinthei var. humblotii
                                                     [Cyathea boivinii var. humblotii]
                                                     [Cyathea goudotii]
                                                     [Cyathea humblotii]
                                                     [Cyathea rigidula]
                                             Alsophila hymenodes
                                                   [Cyathea amphicosmioides]
                                                   [Cyathea arthropterygia]
                                                   [Cyathea hymenodes]
                                                   [Cyathea korthalsii]
                                                   [Cyathea latebrosa var. indusiata]
                                             Alsophila imbricata
                                                   [Cyathea imbricata]
                                             Alsophila impolita
                                                   [Cyathea impolita var. impolita]
                                                   [Cyathea impolita]
                                                   [Gymnosphaera impolita]
                                               Alsophila impolita var. michelii
                                                     [Cyathea impolita var. michelii]
                                                     [Gymnosphaera impolita var. michelii]
                                             Alsophila imrayana
                                                   [Cyathea caribaea]
                                                   [Cyathea imrayana var. caribaea]
                                                   [Cyathea imrayana var. imrayana]
                                                   [Cyathea imrayana var. subnudata]
                                                   [Cyathea imrayana]
                                                   [Cyathea purdiaei]
                                                   [Nephelea imrayana]
                                               Alsophila imrayana var. basilaris
                                                     [Cyathea basilaris]
                                                     [Cyathea reticulata]
                                                     [Nephelea basilaris]
                                                     [Nephelea imrayana var. basilaris]
                                               Alsophila imrayana var. imrayana
                                             Alsophila incana
                                                   [Cyathea canescens]
                                                   [Cyathea incana]
                                                   [Cyathea incanescens]
                                                   [Cyathea sprucei var. squamosa]
                                                   [Nephelea canescens]
                                                   [Nephelea incana]
                                             Alsophila incisoserrata
                                                   [Alsophila latebrosa var. ornata]
                                                   [Alsophila ornata var. sikkimensis]
                                                   [Alsophila ornata]
                                                   [Cyathea incisoserrata]
                                             Alsophila inquinans
                                                   [Cyathea inquinans]
                                             Alsophila insulana
                                                   [Cyathea insulana]
                                             Alsophila isaloensis
                                                   [Cyathea isaloensis]
                                             Alsophila javanica
                                                   [Alsophila benculensis]
                                                   [Alsophila palembanica]
                                                   [Cyathea barisanica]
                                                   [Cyathea benculensis]
                                                   [Cyathea caudipinnula]
                                                   [Cyathea javanica]
                                                   [Cyathea palembanica]
                                                   [Hemitelia barisanica]
                                                   [Hemitelia caudipinnula]
                                             Alsophila jimeneziana
                                                   [Cyathea crassa]
                                                   [Cyathea domingensis]
                                                   [Nephelea crassa]
                                             Alsophila junghuhniana
                                                   [Alsophila debilis]
                                                   [Alsophila robusta]
                                                   [Amphicosmia javanica]
                                                   [Cyathea alsophiliformis]
                                                   [Cyathea fallax]
                                                   [Cyathea glaucophylla]
                                                   [Cyathea junghuhniana]
                                                   [Cyathea melanopus]
                                                   [Cyathea merapiensis]
                                                   [Hemitelia alsophiliformis]
                                                   [Hemitelia fallax]
                                                   [Hemitelia glaucophylla]
                                                   [Hemitelia javanica]
                                                   [Hemitelia junghuhniana]
                                                   [Hemitelia latebrosa]
                                                   [Hemitelia merapiensis]
                                                   [Hemitelia vrieseana]
                                             Alsophila katoi
                                                   [Cyathea coriacea]
                                             Alsophila kermadecensis
                                                   [Cyathea kermadecensis]
                                             Alsophila khasyana
                                                   [Alsophila oldhamii]
                                                   [Alsophila pingbianica]
                                                   [Alsophila scottiana]
                                                   [Alsophila sikkimensis]
                                                   [Cyathea khasyana]
                                                   [Cyathea oldhamii]
                                                   [Cyathea ornata]
                                                   [Cyathea sikkimensis]
                                                   [Gymnosphaera khasyana]
                                             Alsophila kirkii
                                                   [Cyathea kirkii]
                                             Alsophila klossii
                                                   [Cyathea klossii]
                                             Alsophila lamoureuxii
                                                   [Cyathea lamoureuxii]
                                             Alsophila lastii
                                                   [Cyathea lastii]
                                             Alsophila latebrosa
                                                   [Alsophila lastreoides]
                                                   [Alsophila leucocarpa]
                                                   [Alsophila longipinna]
                                                   [Cyathea lastreoides]
                                                   [Cyathea latebrosa]
                                                   [Cyathea leptolepia]
                                                   [Cyathea leucocarpa]
                                                   [Cyathea longipinna]
                                                   [Cyathea rudimentaris]
                                                   [Cyathea tsangii]
                                                   [Dichorexia latebrosa]
                                                   [Hemitelia leptolepia]
                                                   [Hemitelia rudimentaris]
                                                   [Polypodium latebrosum]
                                             Alsophila latipinnula
                                                   [Cyathea latipinnula]
                                                   [Hemitelia latipinnula]
                                             Alsophila lechria
                                             Alsophila leichhardtiana
                                                   [Alsophila macarthurii]
                                                   [Cyathea leichhardtiana]
                                                   [Hemitelia australis]
                                                   [Sphaeropteris australis]
                                             Alsophila lepidoclada
                                                   [Cyathea lepidoclada]
                                             Alsophila lepifera
                                                   [Alsophila calocoma]
                                                   [Alsophila pustulosa]
                                                   [Cyathea calocoma]
                                                   [Cyathea lepifera]
                                                   [Cyathea pteridioides]
                                                   [Cyathea pustulosa]
                                                   [Cyathea umbrosa]
                                                   [Sphaeropteris lepifera]
                                             Alsophila leptochlamys
                                                   [Cyathea leptochlamys]
                                             Alsophila ligulata
                                                   [Cyathea ligulata]
                                             Alsophila lilianiae
                                                   [Alsophila arfakensis]
                                                   [Cyathea kanehirae]
                                             Alsophila lisyae
                                                   [Cyathea lisyae]
                                             Alsophila loerzingii
                                                   [Cyathea loerzingii]
                                             Alsophila loheri
                                                   [Alsophila matthewii]
                                                   [Cyathea campbellii]
                                                   [Cyathea fructuosa]
                                                   [Cyathea indusiosa]
                                                   [Cyathea loheri]
                                                   [Cyathea matthewii]
                                                   [Cyathea mitrata]
                                             Alsophila longipes
                                             Alsophila longipinnata
                                                   [Cyathea longipinnata]
                                             Alsophila longispina
                                                   [Cyathea longispina]
                                             Alsophila lurida
                                                   [Alsophila bakeri]
                                                   [Alsophila heterophylla]
                                                   [Alsophila kingii]
                                                   [Alsophila melanorachis]
                                                   [Alsophila subdimorpha]
                                                   [Chnoophora lurida]
                                                   [Cyathea heterophylla]
                                                   [Cyathea lurida]
                                                   [Cyathea melanorachis]
                                                   [Cyathea subdimorpha]
                                                   [Gymnosphaera kingii]
                                                   [Gymnosphaera lurida]
                                                   [Gymnosphaera melanorhachis]
                                             Alsophila macgillivrayi
                                                   [Cyathea gracillima]
                                                   [Cyathea macgillivrayi]
                                                   [Gymnosphaera gracillima]
                                             Alsophila macgregorii
                                                   [Cyathea cheilanthoides]
                                                   [Cyathea keysseri]
                                                   [Cyathea macgregorii]
                                             Alsophila macropoda
                                                   [Cyathea longipes]
                                                   [Cyathea macropoda]
                                             Alsophila magnifolia
                                                   [Cyathea acanthopoda]
                                                   [Cyathea magnifolia]
                                             Alsophila major
                                             Alsophila manniana
                                                   [Cyathea engleri]
                                                   [Cyathea laurentiorum]
                                                   [Cyathea manniana var. preussii]
                                                   [Cyathea manniana]
                                                   [Cyathea preussii]
                                                   [Cyathea sellae]
                                             Alsophila mapahuwensis
                                                   [Cyathea mapahuwensis]
                                             Alsophila marattioides
                                                   [Cyathea canaliculata var. marattioides]
                                                   [Cyathea cordata]
                                                   [Cyathea marattioides]
                                                   [Cyathea phanerophlebia]
                                                   [Hemitelia cordata]
                                             Alsophila marcescens
                                                   [Cyathea marcescens]
                                             Alsophila masapilidensis
                                                   [Cyathea masapilidensis]
                                             Alsophila matitanensis
                                                   [Cyathea madagascarica]
                                             Alsophila media
                                                   [Cyathea media]
                                             Alsophila melleri
                                                   [Cyathea glandulosa]
                                                   [Cyathea melleri var. melleri]
                                                   [Cyathea melleri]
                                                   [Gymnosphaera melleri]
                                                   [Hemitelia glandulosa]
                                                   [Hemitelia melleri]
                                               Alsophila melleri var. virescens
                                                     [Cyathea melleri var. virescens]
                                                     [Cyathea virescens]
                                                     [Gymnosphaera melleri var. virescens]
                                             Alsophila meridionalis
                                                   [Cyathea meridionalis]
                                             Alsophila mesosora
                                                   [Cyathea mesosora]
                                             Alsophila metteniana
                                                   [Alsophila formosana]
                                                   [Alsophila lamprocaulis]
                                                   [Alsophila metteniana var. subglabra]
                                                   [Aspidium lamprocaulon]
                                                   [Cyathea formosana]
                                                   [Cyathea lamprocaulis]
                                                   [Cyathea metteniana]
                                                   [Dryopteris lamprocaulis]
                                                   [Gymnosphaera formosana]
                                                   [Gymnosphaera metteniana]
                                             Alsophila micra
                                             Alsophila microchlamys
                                                   [Cyathea microchlamys]
                                             Alsophila microphylloides
                                                   [Cyathea microphylloides]
                                                   [Cyathea peranemiformis]
                                             Alsophila mildbraedii
                                                   [Cyathea mildbraedii]
                                                   [Gymnosphaera mildbraedii]
                                             Alsophila milnei
                                                   [Cyathea milnei]
                                             Alsophila minervae
                                             Alsophila minor
                                                   [Cyathea minor]
                                             Alsophila modesta
                                                   [Cyathea confluens]
                                                   [Cyathea modesta]
                                                   [Cyathea singalanensis]
                                                   [Cyathea subconfluens]
                                                   [Hemitelia confluens]
                                                   [Hemitelia singalanensis]
                                                   [Hemitelia subconfluens]
                                             Alsophila montana
                                                   [Cyathea costulisora]
                                                   [Hemitelia montana]
                                             Alsophila mossambicensis
                                                   [Alsophila campanulata]
                                                   [Cyathea holstii]
                                                   [Cyathea mossambicensis]
                                                   [Cyathea usambarensis]
                                             Alsophila mostellaria
                                             Alsophila muelleri
                                                   [Cyathea longipaleata]
                                                   [Cyathea muelleri]
                                             Alsophila murkelensis
                                                   [Cyathea murkelensis]
                                             Alsophila negrosiana
                                                   [Cyathea negrosiana]
                                             Alsophila nicklesii
                                                   [Cyathea nicklesii]
                                                   [Gymnosphaera nicklesii]
                                             Alsophila nigrolineata
                                                   [Cyathea nigrolineata]
                                             Alsophila nigropaleata
                                                   [Cyathea nigropaleata]
                                             Alsophila nilgirensis
                                                   [Alsophila latebrosa var. schmidiana]
                                                   [Cyathea nilgirensis var. lobata]
                                                   [Cyathea nilgirensis]
                                                   [Cyathea schmidiana]
                                             Alsophila nockii
                                                   [Cyathea nockii]
                                             Alsophila nothofagorum
                                             Alsophila obtecta
                                                   [Cyathea obtecta]
                                             Alsophila obtusiloba
                                                   [Cyathea obtusiloba]
                                             Alsophila odonelliana
                                                   [Cyathea odonelliana]
                                             Alsophila ogurae
                                                   [Cyathea ogurae]
                                                   [Gymnosphaera ogurae]
                                             Alsophila ohaensis
                                                   [Cyathea ohaensis]
                                             Alsophila oinops
                                                   [Cyathea crenulata f. latissima]
                                                   [Cyathea crenulata f. squamulosa]
                                                   [Cyathea faberiana]
                                                   [Cyathea oligocarpia]
                                                   [Cyathea zollingeriana]
                                             Alsophila oosora
                                                   [Cyathea assimilis]
                                                   [Cyathea oosora]
                                             Alsophila orientalis
                                                   [Cyathea orientalis]
                                                   [Disphenia orientalis]
                                             Alsophila orthogonalis
                                                   [Cyathea orthogonalis]
                                             Alsophila pachyrrhachis
                                                   [Cyathea pachyrrhachis]
                                             Alsophila pacifica
                                             Alsophila pallidipaleata
                                                   [Cyathea pallidipaleata]
                                             Alsophila patellifera
                                                   [Cyathea patellifera]
                                             Alsophila percrassa
                                                   [Cyathea percrassa]
                                             Alsophila perpelvigera
                                                   [Cyathea perpelvigera]
                                             Alsophila perpunctulata
                                                   [Cyathea perpunctulata]
                                                   [Hemitelia perpunctulata]
                                             Alsophila perrieriana
                                                   [Cyathea perrieriana]
                                             Alsophila phlebodes
                                                   [Gymnosphaera phlebodes]
                                             Alsophila physolepidota
                                                   [Cyathea physolepidota]
                                             Alsophila pilosula
                                                   [Cyathea pilosula]
                                             Alsophila plagiostegia
                                                   [Alsophila samoensis]
                                                   [Cyathea plagiostegia]
                                                   [Cyathea wilkesiana]
                                             Alsophila podophylla
                                                   [Alsophila kohchangensis]
                                                   [Cyathea bonii]
                                                   [Cyathea kohchangensis]
                                                   [Cyathea podophylla var. occulata]
                                                   [Cyathea podophylla]
                                                   [Cyathea rheosora]
                                                   [Dryopteris subconjuncta]
                                                   [Gymnosphaera podophylla]
                                             Alsophila polycarpa
                                                   [Cyathea crenulata]
                                                   [Cyathea distans]
                                                   [Cyathea excelsa]
                                                   [Cyathea javanica var. rigida]
                                                   [Cyathea leucophaes]
                                                   [Cyathea oinops]
                                                   [Cyathea polycarpa]
                                                   [Cyathea spinulosa var. muriculata]
                                                   [Polypodium arborescens]
                                             Alsophila polystichoides
                                                   [Alsophila mucronata]
                                                   [Cyathea caduca]
                                                   [Cyathea hastulata]
                                                   [Cyathea hemiotis]
                                                   [Cyathea mucronata]
                                                   [Cyathea polystichoides]
                                                   [Cyathea werckleana]
                                                   [Nephelea polystichoides]
                                             Alsophila poolii
                                                   [Cyathea poolii]
                                                   [Gymnosphaera poolii]
                                             Alsophila portoricensis
                                                   [Cyathea portoricensis]
                                                   [Nephelea portoricensis]
                                             Alsophila pruinosa
                                                   [Cyathea pruinosa]
                                             Alsophila pseudobellisquamara
                                                   [Cyathea pseudobellisquamata]
                                             Alsophila pseudomuelleri
                                                   [Cyathea pseudomuelleri]
                                             Alsophila punctulata
                                                   [Cyathea punctulata]
                                             Alsophila pycnoneura
                                                   [Cyathea pycnoneura]
                                             Alsophila quadrata
                                                   [Cyathea decrescens var. quadrata]
                                                   [Cyathea quadrata var. quadrata]
                                                   [Cyathea quadrata]
                                               Alsophila quadrata var. ivohibensis
                                                     [Alsophila ivohibensis]
                                                     [Cyathea ivohibensis]
                                                     [Cyathea quadrata var. ivohibensis]
                                             Alsophila ramispina
                                                   [Alsophila amaiambitensis]
                                                   [Alsophila hallieri]
                                                   [Alsophila kenepaiana]
                                                   [Cyathea amaiambitensis]
                                                   [Cyathea kenepaiana]
                                                   [Cyathea ramispina]
                                                   [Gymnosphaera ramispina]
                                             Alsophila ramispinoides
                                                   [Cyathea ramispinoides]
                                                   [Gymnosphaera ramispinoides]
                                             Alsophila rebeccae
                                                   [Cyathea rebeccae]
                                                   [Gymnosphaera rebeccae]
                                             Alsophila recurvata
                                                   [Cyathea recurvata]
                                             Alsophila rigens
                                                   [Cyathea rigens]
                                             Alsophila rolandii
                                             Alsophila roroka
                                                   [Cyathea roroka]
                                             Alsophila rosenstockii
                                                   [Cyathea ascendens]
                                             Alsophila rouhaniana
                                                   [Cyathea rouhaniana]
                                                   [Gymnosphaera rouhaniana]
                                             Alsophila rubella
                                                   [Cyathea rubella]
                                                   [Gymnosphaera rubella]
                                             Alsophila rubiginosa
                                                   [Alsophila hunsteiniana]
                                                   [Cyathea albidula]
                                                   [Cyathea rubiginosa]
                                             Alsophila rufopannosa
                                                   [Cyathea rufopannosa]
                                             Alsophila rupestris
                                                   [Cyathea rupestris]
                                             Alsophila saccata
                                                   [Cyathea saccata]
                                             Alsophila salletii
                                                   [Cyathea salletii]
                                                   [Gymnosphaera salletii]
                                             Alsophila salvinii
                                                   [Alsophila munchii]
                                                   [Cyathea salvinii]
                                                   [Gymnosphaera salvinii]
                                             Alsophila scandens
                                                   [Cyathea grenadensis]
                                                   [Cyathea scandens]
                                                   [Gymnosphaera scandens]
                                                   [Thysanobotrya scandens]
                                             Alsophila schlechteri
                                                   [Cyathea schlechteri]
                                                   [Gymnosphaera schlechteri]
                                             Alsophila schliebenii
                                                   [Cyathea fadenii]
                                                   [Gymnosphaera schliebenii]
                                             Alsophila sechellarum
                                                   [Cyathea sechellarum]
                                             Alsophila semiamplectens
                                                   [Cyathea semiamplectens]
                                             Alsophila serratifolia
                                                   [Cyathea regularis]
                                                   [Cyathea serratifolia]
                                             Alsophila setosa
                                                   [Alsophila beyrichiana]
                                                   [Alsophila dorsalis]
                                                   [Amphicosmia beyrichiana]
                                                   [Cyathea beyrichiana]
                                                   [Cyathea dorsalis]
                                                   [Cyathea leucosticta]
                                                   [Cyathea setosa]
                                                   [Hemitelia beyrichiana]
                                                   [Hemitelia setosa var. crenata]
                                                   [Hemitelia setosa]
                                                   [Lophosoria dorsalis]
                                                   [Nephelea setosa]
                                             Alsophila setulosa
                                                   [Cyathea setulosa]
                                             Alsophila similis
                                                   [Cyathea similis var. similis]
                                                   [Cyathea similis]
                                               Alsophila similis var. leptoderma
                                                     [Cyathea similis var. leptoderma]
                                               Alsophila similis var. montana
                                                     [Cyathea similis var. montana]
                                             Alsophila simulans
                                                   [Cyathea borbonica var. simulans]
                                                   [Cyathea remotifolia]
                                                   [Cyathea simulans]
                                             Alsophila sinuata
                                                   [Cyathea sinuata]
                                                   [Schizocaena sinuata]
                                             Alsophila smithii
                                                   [Cyathea novae-zelandiae]
                                                   [Cyathea smithii]
                                                   [Hemitelia microphylla]
                                                   [Hemitelia smithii var. microphylla]
                                                   [Hemitelia smithii]
                                                   [Hemitelia stellulata]
                                             Alsophila societarum
                                                   [Cyathea societarum]
                                             Alsophila solomonensis
                                                   [Cyathea solomonensis]
                                             Alsophila spinulosa
                                                   [Alsophila boninsimensis]
                                                   [Alsophila confucii]
                                                   [Alsophila fauriei]
                                                   [Alsophila taiwaniana]
                                                   [Amphicosmia decipiens]
                                                   [Cyathea austrosinica]
                                                   [Cyathea boninsimensis]
                                                   [Cyathea confucii]
                                                   [Cyathea decipiens]
                                                   [Cyathea fauriei]
                                                   [Cyathea spinulosa]
                                                   [Cyathea taiwaniana]
                                                   [Hemitelia beddomei]
                                                   [Hemitelia boninsimensis]
                                                   [Hemitelia decipiens]
                                             Alsophila stelligera
                                                   [Cyathea stelligera]
                                             Alsophila sternbergii
                                                   [Cyathea caesariana]
                                                   [Cyathea rojasii]
                                                   [Cyathea sampaioana]
                                                   [Cyathea schizolepis]
                                                   [Cyathea sternbergii]
                                                   [Hemitelia caesariana]
                                                   [Nephelea sternbergii f. sampaioana]
                                                   [Nephelea sternbergii var. sternbergii]
                                                   [Nephelea sternbergii]
                                               Alsophila sternbergii var. acanthomelas
                                                     [Cyathea acanthomelas]
                                                     [Nephelea sternbergii f. acanthomelas]
                                                     [Nephelea sternbergii var. acanthomelas]
                                               Alsophila sternbergii var. sternbergii
                                             Alsophila subdubia
                                                   [Alsophila persquamulata]
                                                   [Cyathea persquamulata]
                                                   [Cyathea subdubia]
                                                   [Gymnosphaera subdubia]
                                             Alsophila subtripinnata
                                                   [Cyathea subtripinnata]
                                             Alsophila sumatrana
                                                   [Cyathea schizochlamys]
                                                   [Cyathea subuliformis]
                                                   [Cyathea sumatrana]
                                                   [Cyathea tuberculata]
                                             Alsophila tanzaniana
                                                   [Cyathea schliebenii]
                                             Alsophila tenuis
                                                   [Cyathea tenuicaulis]
                                             Alsophila ternatea
                                                   [Cyathea ternatea]
                                             Alsophila thomsonii
                                                   [Cyathea thomsonii]
                                                   [Cyathea zambesiaca]
                                             Alsophila tryoniana
                                                   [Cyathea tryoniana]
                                                   [Nephelea tryoniana]
                                             Alsophila tsaratananensis
                                                   [Cyathea tsaratananensis]
                                             Alsophila tsilotsilensis
                                                   [Cyathea tsilotsilensis]
                                             Alsophila tussacii
                                                   [Cyathea tussacii var. magnifolia]
                                                   [Cyathea tussacii]
                                                   [Nephelea tussacii]
                                             Alsophila tuyamae
                                                   [Cyathea boninsimensis var. ramosa]
                                                   [Cyathea tuyamae]
                                             Alsophila urbanii
                                                   [Cyathea urbanii]
                                             Alsophila valdesquamata
                                                   [Cyathea valdesquamata]
                                             Alsophila vandeusenii
                                                   [Cyathea vandeusenii]
                                             Alsophila veitchii
                                                   [Cyathea veitchii]
                                             Alsophila vieillardii
                                                   [Cyathea incisocrenata]
                                                   [Cyathea neocaledonica]
                                                   [Cyathea sclerolepis]
                                                   [Cyathea vieillardii]
                                             Alsophila viguieri
                                                   [Cyathea viguieri]
                                             Alsophila walkerae
                                                   [Amphicosmia walkerae]
                                                   [Cyathea walkerae var. walkerae]
                                                   [Cyathea walkerae]
                                                   [Hemitelia latebrosa var. walkerae]
                                                   [Hemitelia walkerae]
                                               Alsophila walkerae var. tripinnata
                                                     [Cyathea walkerae var. tripinnata]
                                             Alsophila weidenbrueckii
                                             Alsophila welwitschii
                                                   [Cyathea welwitschii]
                                             Alsophila wengiensis
                                                   [Cyathea brauseana]
                                                   [Cyathea wengiensis]
                                             Alsophila woodwardioides
                                                   [Alsophila hieronymi]
                                                   [Cyathea araneosa]
                                                   [Cyathea arborea var. nigrescens]
                                                   [Cyathea hieronymi]
                                                   [Cyathea hystricosa]
                                                   [Cyathea nigrescens]
                                                   [Cyathea woodwardioides var. hieronymi]
                                                   [Cyathea woodwardioides var. woodwardioides]
                                                   [Cyathea woodwardioides]
                                                   [Nephelea araneosa]
                                                   [Nephelea hieronymi]
                                                   [Nephelea woodwardioides var. hieronymi]
                                                   [Nephelea woodwardioides]
                                             Alsophila woollsiana
                                                   [Alsophila leichhardtiana var. woollsiana]
                                                   [Cyathea woollsiana]
                                             Alsophila x boytelii
                                             Alsophila x fagildei
                                             Alsophila x marcescens
                                             Alsophila x medinae
                                             Alsophila zakamenensis
                                                   [Cyathea zakamenensis]
                                     Cnemidaria
                                     Cyathea
                                           [Acanthea]
                                           [Actinophlebia]
                                           [Chlamydia]
                                           [Chnoophora]
                                           [Cnemidaria]
                                           [Cormophyllum]
                                           [Dicranophlebia]
                                           [Disphenia]
                                           [Gymnopremnon]
                                           [Haplophlebia]
                                           [Hemistegia]
                                           [Hemitelia]
                                           [Hymenophyllopsis]
                                           [Microstegnus]
                                           [Trachypremnon]
                                           [Trichipteris]
                                           [Trichopteris]
                                             Cyathea abbreviata
                                             Cyathea abrapatriciana
                                             Cyathea abreviata
                                             Cyathea acantha
                                                   [Alsophila acantha]
                                                   [Alsophila acanthodes]
                                             Cyathea acutidens
                                                   [Alsophila acutidens]
                                                   [Alsophila leucolepis var. pubescens]
                                             Cyathea aemula
                                             Cyathea affinis
                                                   [Alsophila tahitensis]
                                                   [Amphicosmia tahitensis]
                                                   [Cyathea bisulca]
                                                   [Cyathea rapensis]
                                                   [Cyathea tahitensis]
                                                   [Cyathea thurstonii]
                                                   [Hemitelia raiateensis]
                                                   [Hemitelia tahitensis]
                                                   [Polypodium affine]
                                             Cyathea akawaiorum
                                             Cyathea alata
                                             Cyathea alatissima
                                                   [Cnemidaria alatissima]
                                             Cyathea alsophiloides
                                             Cyathea alstonii
                                             Cyathea amabilis
                                                   [Cnemidaria amabilis]
                                                   [Hemitelia amabilis]
                                             Cyathea andicola
                                                   [Cnemidaria quitensis]
                                                   [Cyathea quitensis]
                                                   [Hemitelia quitensis]
                                             Cyathea andina
                                                   [Cyathea boryana]
                                                   [Cyathea circumdentata]
                                                   [Cyathea escuquensis]
                                                   [Cyathea joadii]
                                                   [Hemitelia andina]
                                                   [Hemitelia boryana]
                                                   [Hemitelia escuquensis]
                                                   [Hemitelia joadii]
                                                   [Hemitelia leprieurii]
                                                   [Hemitelia multiflora var. boryana]
                                                   [Hemitelia multiflora var. sprucei]
                                                   [Hemitelia servitensis]
                                             Cyathea angelica
                                             Cyathea antioquensis
                                             Cyathea arborea
                                                   [Cormophyllum arboreum]
                                                   [Cyathea guadelupensis]
                                                   [Cyathea serra]
                                                   [Disphenia arborea]
                                                   [Hemitelia arborea]
                                                   [Hemitelia serra]
                                                   [Nephelea arborea]
                                                   [Polypodium arboreum]
                                               Cyathea arborea var. arborea
                                               Cyathea arborea var. pusilla
                                             Cyathea aristata
                                                   [Cnemidaria apiculata]
                                                   [Hemitelia apiculata]
                                             Cyathea armata
                                                   [Alsophila aculeata]
                                                   [Alsophila armata]
                                                   [Alsophila fusagasuga]
                                                   [Alsophila hirta]
                                                   [Alsophila mollissima]
                                                   [Alsophila pohlii]
                                                   [Alsophila swartziana]
                                                   [Alsophila vestita]
                                                   [Cyathea aculeata]
                                                   [Cyathea hirta]
                                                   [Disphenia aculeata]
                                                   [Hemitelia aculeata]
                                                   [Polypodium armatum]
                                                   [Trichipteris armata]
                                             Cyathea arnecornelii
                                             Cyathea ars
                                             Cyathea aspera
                                                   [Alsophila articulata]
                                                   [Alsophila aspera var. echinata]
                                                   [Alsophila aspera var. major]
                                                   [Alsophila aspera var. minor]
                                                   [Alsophila aspera var. nitens]
                                                   [Alsophila aspera]
                                                   [Alsophila echinata]
                                                   [Alsophila muricata]
                                                   [Alsophila nitens]
                                                   [Alsophila nitida]
                                                   [Alsophila serrata]
                                                   [Alsophila sprengeliana]
                                                   [Cyathea muricata]
                                                   [Cyathea nitidula]
                                                   [Disphenia aspera]
                                                   [Disphenia muricata]
                                                   [Gymnosphaera aculeata]
                                                   [Hemitelia aspera]
                                                   [Hemitelia muricata]
                                                   [Polypodium alsophilum]
                                                   [Polypodium asperum]
                                                   [Trichipteris aspera]
                                             Cyathea asplenioides
                                                   [Asplenium asplenioides]
                                                   [Hymenophyllopsis asplenioides]
                                             Cyathea assurgens
                                             Cyathea atahuallpa
                                                   [Sphaeropteris atahuallpa]
                                             Cyathea aterrima
                                                   [Alsophila aterrima]
                                                   [Alsophila scopulina]
                                                   [Sphaeropteris aterrima]
                                             Cyathea atrocastanea
                                             Cyathea atrovirens
                                                   [Alsophila atrovirens subsp. verruculosa]
                                                   [Alsophila atrovirens var. acuminata]
                                                   [Alsophila atrovirens var. ciliatopaleacea]
                                                   [Alsophila atrovirens var. elongata]
                                                   [Alsophila atrovirens var. furcativenia]
                                                   [Alsophila atrovirens var. major]
                                                   [Alsophila atrovirens var. minor]
                                                   [Alsophila atrovirens var. patula]
                                                   [Alsophila atrovirens var. rigida]
                                                   [Alsophila atrovirens var. squamulosa]
                                                   [Alsophila atrovirens var. subcordata]
                                                   [Alsophila atrovirens]
                                                   [Alsophila compta]
                                                   [Alsophila dryopteroides var. fallacina]
                                                   [Alsophila fallacina]
                                                   [Alsophila hookeriana]
                                                   [Alsophila kleinii]
                                                   [Alsophila leptocladia]
                                                   [Alsophila miquelii]
                                                   [Alsophila obtusata]
                                                   [Alsophila proceroides]
                                                   [Alsophila radens]
                                                   [Alsophila trichophlebia]
                                                   [Alsophila verruculosa]
                                                   [Cyathea atrovirens var. minor]
                                                   [Cyathea compta]
                                                   [Cyathea fallacina]
                                                   [Cyathea leptocladia]
                                                   [Cyathea proceroides]
                                                   [Cyathea radens]
                                                   [Cyathea trichophlebia]
                                                   [Cyathea verruculosa]
                                                   [Polypodium atrovirens]
                                                   [Trichipteris atrovirens]
                                                   [Trichipteris compta]
                                             Cyathea austroamericana
                                                   [Amphicosmia nigricans]
                                                   [Hemitelia nigricans]
                                             Cyathea austropallescens
                                             Cyathea axillaris
                                                   [Alsophila albidopaleata]
                                                   [Alsophila axillaris]
                                                   [Alsophila fumata]
                                                   [Alsophila glumacea]
                                                   [Alsophila leucolepis var. firma]
                                                   [Alsophila leucolepis var. tenera]
                                                   [Alsophila leucolepis]
                                                   [Alsophila nigrescens]
                                                   [Alsophila paleolata var. nigrescens]
                                                   [Alsophila pectinata]
                                                   [Cyathea albidopaleata]
                                                   [Cyathea leucolepis]
                                                   [Phegopteris axillaris]
                                                   [Polypodium axillare]
                                                   [Trichipteris albidopaleata]
                                                   [Trichipteris leucolepis]
                                             Cyathea azuayensis
                                             Cyathea barringtonii
                                                   [Alsophila cordata]
                                                   [Trichipteris cordata]
                                             Cyathea bella
                                                   [Cnemidaria bella]
                                                   [Hemitelia bella]
                                             Cyathea bernardii
                                             Cyathea bettinae
                                             Cyathea bicrenata
                                                   [Alsophila bicrenata]
                                                   [Alsophila ichtyolepis]
                                                   [Alsophila ochroleuca]
                                                   [Alsophila pansamalana]
                                                   [Alsophila scabriuscula var. guatemalensis]
                                                   [Alsophila scabriuscula]
                                                   [Alsophila stipularis]
                                                   [Alsophila trichiata]
                                                   [Cyathea aphlebioides]
                                                   [Cyathea ichtyolepis]
                                                   [Cyathea pansamalana]
                                                   [Cyathea scabriuscula]
                                                   [Cyathea stipularis]
                                                   [Cyathea subochroleuca]
                                                   [Cyathea trichiata]
                                                   [Trichipteris bicrenata]
                                                   [Trichipteris pansamalana]
                                                   [Trichipteris scabriuscula]
                                                   [Trichipteris stipularis]
                                                   [Trichipteris trichiata]
                                             Cyathea biliranensis
                                             Cyathea bipinnata
                                                   [Trichipteris bipinnata]
                                             Cyathea bipinnatifida
                                                   [Alsophila bipinnatifida]
                                                   [Alsophila pubescens]
                                                   [Cyathea pubens]
                                                   [Polypodium bipinnatifidum]
                                                   [Trichipteris pubescens]
                                             Cyathea borbonica
                                               Cyathea borbonica var. madagascariensis
                                             Cyathea borinquena
                                                   [Alsophila borinquena]
                                                   [Trichipteris borinquena]
                                             Cyathea brachyphylla
                                             Cyathea bradei
                                                   [Sphaeropteris bradei]
                                             Cyathea brucei
                                             Cyathea brunnescens
                                                   [Cyathea nigripes var. brunnescens]
                                                   [Trichipteris nigripes var. brunnescens]
                                             Cyathea calamitatis
                                             Cyathea calolepis
                                                   [Hemitelia calolepis]
                                             Cyathea canelensis
                                             Cyathea caracasana
                                                   [Alsophila caracasana var. petiolularis]
                                                   [Alsophila caracasana]
                                                   [Cyathea boconensis]
                                                   [Cyathea crenata]
                                                   [Cyathea producta]
                                                   [Cyathea sherringii]
                                                   [Cyathea sodiroi]
                                                   [Hemitelia crenata]
                                                   [Hemitelia sherringii]
                                                   [Trichipteris caracasana]
                                               Cyathea caracasana var. caracasana
                                               Cyathea caracasana var. meridensis
                                             Cyathea carolihenrici
                                             Cyathea carolinae
                                             Cyathea catacampta
                                             Cyathea cervantesiana
                                             Cyathea chamaedendron
                                                   [Alsophila chamaedendron]
                                             Cyathea chimaera
                                             Cyathea chimborazensis
                                                   [Alsophila chimborazensis]
                                                   [Cyathea caracasana var. chimborazensis]
                                               Cyathea chimborazensis var. chimborazensis
                                               Cyathea chimborazensis var. maxonii
                                                     [Cyathea aquilina var. maxonii]
                                                     [Cyathea caracasana var. maxonii]
                                                     [Cyathea maxonii]
                                             Cyathea chiricana
                                                   [Cnemidaria chiricana]
                                                   [Cnemidaria mutica var. chiricana]
                                                   [Hemitelia chiricana]
                                               Cyathea chiricana var. chiricana
                                               Cyathea chiricana var. contigua
                                                     [Cnemidaria chiricana var. contigua]
                                                     [Cnemidaria contigua]
                                                     [Cnemidaria mutica var. contigua]
                                                     [Cyathea contigua]
                                                     [Hemitelia contigua]
                                             Cyathea chocoensis
                                                   [Cnemidaria chocoensis]
                                             Cyathea chontilla
                                             Cyathea choricarpa
                                                   [Cnemidaria choricarpa]
                                                   [Hemitelia choricarpa]
                                             Cyathea cicatricosa
                                                   [Alsophila cicatricosa]
                                             Cyathea cisandina
                                             Cyathea cnemidaria
                                                   [Cnemidaria tryoniana]
                                             Cyathea cocleana
                                                   [Cnemidaria cocleana]
                                             Cyathea concinna
                                                   [Cyathea arborea var. concinna]
                                                   [Cyathea concinna var. jamaicensis]
                                                   [Cyathea jamaicensis]
                                                   [Nephelea concinna]
                                                   [Sphaeropteris concinna]
                                             Cyathea concordia
                                             Cyathea conformis
                                                   [Cnemidaria conformis]
                                                   [Hemitelia conformis]
                                             Cyathea conjugata
                                                   [Alsophila conjugata]
                                                   [Trichipteris conjugata]
                                             Cyathea conquisita
                                             Cyathea consimilis
                                                   [Cnemidaria consimilis]
                                             Cyathea convergens
                                             Cyathea copelandii
                                             Cyathea corallifera
                                                   [Cyathea aspidiiformis]
                                                   [Cyathea aspidioides]
                                             Cyathea corcovadensis
                                                   [Alsophila campestris]
                                                   [Alsophila campestrium]
                                                   [Alsophila damazioi]
                                                   [Alsophila decipiens]
                                                   [Alsophila elegans var. crenata]
                                                   [Alsophila elegans var. luederwaldtii]
                                                   [Alsophila elegans]
                                                   [Alsophila glaziovii]
                                                   [Alsophila hoehneana]
                                                   [Alsophila mello-barretoi]
                                                   [Alsophila taenitis var. laurifolia]
                                                   [Alsophila taenitis var. lobata]
                                                   [Alsophila taenitis var. submarginalis]
                                                   [Alsophila taenitis]
                                                   [Chnoophora excelsa]
                                                   [Cyathea arborea var. sternbergii]
                                                   [Cyathea elegantula var. luederwaldtii]
                                                   [Cyathea elegantula]
                                                   [Polypodium corcovadense]
                                                   [Polypodium taenitis]
                                                   [Trichipteris corcovadensis]
                                                   [Trichipteris denticulata]
                                                   [Trichipteris elegans]
                                                   [Trichipteris excelsa]
                                                   [Trichipteris mello-barretoi]
                                                   [Trichopteris taenitis]
                                             Cyathea costaricensis
                                                   [Hemitelia costaricensis]
                                                   [Trichipteris costaricensis]
                                             Cyathea croftii
                                             Cyathea cruciata
                                                   [Cnemidaria cruciata]
                                                   [Cyathea ameristoneura]
                                                   [Cyathea leprieurii]
                                                   [Hemistegia ameristoneura]
                                                   [Hemitelia ameristoneura]
                                                   [Hemitelia cruciata]
                                             Cyathea ctenitoides
                                                   [Hymenophyllopsis ctenitoides]
                                             Cyathea cumingii
                                             Cyathea cyatheoides
                                                   [Cyathea bakeriana]
                                                   [Hemitelia bakeriana]
                                                   [Hemitelia cyatheoides]
                                                   [Hemitelia hostmannii]
                                                   [Hemitelia multiflora]
                                                   [Hemitelia stigmosa]
                                                   [Sphaeropteris cyatheoides]
                                                   [Sphaeropteris stigmosa]
                                             Cyathea cyclodium
                                                   [Trichipteris cyclodium]
                                             Cyathea cylindrica
                                             Cyathea cystolepis
                                               Cyathea cystolepis var. boreopallescens
                                               Cyathea cystolepis var. cystolepis
                                               Cyathea cystolepis var. leonis
                                             Cyathea darienensis
                                             Cyathea decomposita
                                                   [Alsophila decomposita]
                                                   [Alsophila oligocarpa]
                                                   [Trichipteris decomposita]
                                             Cyathea decorata
                                                   [Hemitelia decorata]
                                             Cyathea decurrens
                                                   [Alsophila decurrens]
                                                   [Cyathea subbullata]
                                               Cyathea decurrens var. decurrens
                                               Cyathea decurrens var. vaupelii
                                                     [Alsophila decurrens var. vaupelii]
                                             Cyathea decurrentiloba
                                                   [Cnemidaria decurrens]
                                                   [Cyathea elegantissima]
                                                   [Cyathea guatemalensis]
                                                   [Cyathea liebmannii]
                                                   [Cyathea lucida]
                                                   [Hemistegia decurrens]
                                                   [Hemistegia elegantissima]
                                                   [Hemistegia lucida]
                                                   [Hemistegia mexicana]
                                                   [Hemitelia decurrens]
                                                   [Hemitelia guatemalensis]
                                                   [Hemitelia lucida]
                                                   [Hemitelia mexicana]
                                             Cyathea dejecta
                                                   [Asplenium dejectum]
                                                   [Hymenophyllopsis dejecta]
                                                   [Hymenophyllum dejectum]
                                             Cyathea delgadii
                                                   [Cyathea abruptecaudata]
                                                   [Cyathea bahiensis]
                                                   [Cyathea denticulata]
                                                   [Cyathea feei]
                                                   [Cyathea hirtula]
                                                   [Cyathea hypotricha]
                                                   [Cyathea micromera]
                                                   [Cyathea oligocarpa]
                                                   [Cyathea pilosa]
                                                   [Cyathea schanschin var. brasiliensis]
                                                   [Cyathea schanschin var. fulva]
                                                   [Cyathea schanschin var. oligocarpa]
                                                   [Cyathea schanschin var. sphaerocarpa]
                                                   [Cyathea schanschin]
                                                   [Cyathea sphaerocarpa]
                                                   [Cyathea trinidadensis]
                                                   [Cyathea vestita]
                                             Cyathea demissa
                                                   [Alsophila demissa]
                                                   [Trichipteris demissa]
                                               Cyathea demissa var. demissa
                                               Cyathea demissa var. thysanolepis
                                             Cyathea diabolica
                                             Cyathea dichromatolepis
                                                   [Alsophila aperta]
                                                   [Alsophila arbuscula]
                                                   [Alsophila atrovirens subsp. arbuscula]
                                                   [Alsophila ceropteris]
                                                   [Alsophila christiana]
                                                   [Alsophila dichromatolepis]
                                                   [Alsophila dryopteridoides]
                                                   [Alsophila guimaraensis]
                                                   [Alsophila mesocarpa]
                                                   [Alsophila pallida]
                                                   [Alsophila serrae]
                                                   [Cyathea aperta]
                                                   [Cyathea arbuscula]
                                                   [Cyathea guimaraensis]
                                                   [Cyathea mesocarpa]
                                                   [Cyathea pallida]
                                                   [Trichipteris arbuscula]
                                                   [Trichipteris dichromatolepis]
                                             Cyathea dintelmannii
                                             Cyathea dissimilis
                                                   [Cnemidaria dissimilis]
                                                   [Hemitelia dissimilis]
                                                   [Sphaeropteris dissimilis]
                                             Cyathea dissoluta
                                                   [Cyathea monstrabila]
                                             Cyathea divergens
                                                   [Alsophila petiolutata]
                                                   [Alsophila subaspera]
                                                   [Cyathea calva var. firma]
                                                   [Cyathea calva]
                                                   [Cyathea divergens var. hirta]
                                                   [Cyathea equestris]
                                                   [Cyathea globularis]
                                                   [Cyathea pastoensis]
                                                   [Cyathea pelliculosa]
                                                   [Cyathea petiolulata var. pastoensis]
                                                   [Cyathea subaspera]
                                               Cyathea divergens var. divergens
                                               Cyathea divergens var. sipaliwiniana
                                             Cyathea dombeyi
                                                   [Alsophila armigera]
                                                   [Alsophila dombeyi]
                                                   [Alsophila floribunda]
                                                   [Alsophila peruviana]
                                                   [Alsophila pycnocarpa]
                                                   [Cyathea floribunda]
                                                   [Cyathea pycnocarpa]
                                                   [Trichipteris dombeyi]
                                                   [Trichipteris floribunda]
                                             Cyathea dudleyi
                                             Cyathea dyeri
                                             Cyathea ebenina
                                             Cyathea eggersii
                                             Cyathea elliottii
                                                   [Alsophila elliottii]
                                                   [Hemitelia elliottii]
                                                   [Hemitelia wilsonii]
                                             Cyathea estelae
                                                   [Alsophila estelae]
                                                   [Trichipteris estelae]
                                             Cyathea estevesorum
                                             Cyathea ewanii
                                                   [Cnemidaria ewanii]
                                             Cyathea exilis
                                             Cyathea falcata
                                                   [Alsophila falcata]
                                                   [Alsophila kuhnii]
                                                   [Cyathea kuhnii]
                                                   [Dryopteris kuhnii]
                                                   [Nephrodium kuhnii]
                                                   [Trichipteris falcata]
                                                   [Trichipteris kuhnii]
                                             Cyathea feeana
                                                   [Alsophila feeana]
                                                   [Trichipteris feeana]
                                             Cyathea flava
                                                   [Trichipteris flava]
                                             Cyathea flexuosa
                                                   [Alsophila flexuosa]
                                             Cyathea frigida
                                                   [Alsophila frigida]
                                                   [Trichipteris frigida]
                                             Cyathea fulva
                                                   [Alsophila delicatula]
                                                   [Alsophila fulva]
                                                   [Cyathea asperula]
                                                   [Cyathea aurea]
                                                   [Cyathea conspersa]
                                                   [Cyathea fulva var. minor]
                                                   [Cyathea furfuracea]
                                                   [Cyathea membranulosa]
                                                   [Cyathea molliuscula]
                                                   [Cyathea onusta]
                                                   [Cyathea papyracea]
                                                   [Cyathea underwoodii]
                                             Cyathea gibbosa
                                                   [Alsophila aspera var. gibbosa]
                                                   [Alsophila farinosa]
                                                   [Alsophila gibbosa]
                                                   [Cyathea farinosa]
                                                   [Cyathea surukunensis]
                                                   [Sphaeropteris gibbosa]
                                                   [Trichipteris gibbosa]
                                             Cyathea giraldoi
                                             Cyathea glandulifera
                                                   [Cnemidaria glandulosa]
                                             Cyathea glaziovii
                                                   [Alsophila corcovadensis]
                                                   [Trichipteris glaziovii]
                                             Cyathea godmanii
                                                   [Alsophila godmanii]
                                                   [Alsophila mexicana]
                                                   [Cyathea valdecrenata]
                                                   [Trichipteris mexicana]
                                             Cyathea goudeyi
                                             Cyathea gracilis
                                             Cyathea grandifolia
                                                   [Cnemidaria grandifolia]
                                                   [Cnemidaria kohautiana]
                                                   [Cyathea antillana]
                                                   [Cyathea insignis]
                                                   [Cyathea kohautiana]
                                                   [Cyathea obtusa var. kohautiana]
                                                   [Hemistegia grandifolia]
                                                   [Hemistegia insignis]
                                                   [Hemistegia kohautiana]
                                                   [Hemistegia willdenowii]
                                                   [Hemitelia grandifolia]
                                                   [Hemitelia horrida var. imrayana]
                                                   [Hemitelia imrayana]
                                                   [Hemitelia insignis]
                                                   [Hemitelia klotzschiana]
                                                   [Hemitelia kohautiana]
                                                   [Hemitelia obtusa var. kohautiana]
                                                   [Hemitelia obtusa]
                                                   [Hemitelia serrata]
                                                   [Hemitelia spectabilis var. trinitensis]
                                                   [Microstegnus grandifolius]
                                               Cyathea grandifolia var. bullata
                                                     [Cyathea grandifolia var. munita]
                                                     [Hemitelia bullata]
                                                     [Hemitelia munita]
                                                     [Hemitelia obtusa var. bullata]
                                               Cyathea grandifolia var. grandifolia
                                                     [Cnemidaria grandifolia var. grandifolia]
                                             Cyathea grantii
                                             Cyathea grata
                                                   [Cyathea frondosa]
                                             Cyathea gratissima
                                             Cyathea grayumii
                                             Cyathea guentheriana
                                             Cyathea harrisii
                                             Cyathea haughtii
                                                   [Alsophila haughtii]
                                             Cyathea hemiepiphytica
                                             Cyathea herzogii
                                             Cyathea hierbabuena
                                             Cyathea hirsuta
                                                   [Alsophila hirsuta]
                                                   [Trichipteris hirsuta]
                                             Cyathea hirsutissima
                                                   [Alsophila hirsutissima]
                                             Cyathea hodgeana
                                                   [Trichipteris hodgeana]
                                             Cyathea holdridgeana
                                             Cyathea holdrigeana
                                                   [Cyathea albomarginata]
                                             Cyathea hombersleyi
                                                   [Hemitelia hombersleyi]
                                             Cyathea horrida
                                                   [Actinophlebia horrida]
                                                   [Cnemidaria horrida]
                                                   [Cormophyllum horridum]
                                                   [Cyathea commutata]
                                                   [Hemistegia horrida]
                                                   [Hemistegia repanda]
                                                   [Hemitelia acuminata]
                                                   [Hemitelia commutata]
                                                   [Hemitelia hookeri]
                                                   [Hemitelia hookeriana]
                                                   [Hemitelia horrida var. hookeri]
                                                   [Hemitelia horrida]
                                                   [Polypodium horridum]
                                             Cyathea howeana
                                                   [Alsophila moorei]
                                                   [Cyathea moorei]
                                                   [Hemitelia moorei]
                                             Cyathea hymenophylloides
                                                   [Hymenophyllopsis hymenophylloides]
                                             Cyathea iheringii
                                                   [Alsophila guinleorum]
                                                   [Alsophila iheringii]
                                                   [Alsophila pabstii]
                                                   [Alsophila portoana]
                                                   [Alsophila roquettei]
                                                   [Trichipteris phalerata var. iheringii]
                                                   [Trichipteris portoana]
                                             Cyathea impar
                                             Cyathea incognita
                                                   [Hymenophyllopsis incognita]
                                             Cyathea indefinita
                                             Cyathea jacobsii
                                             Cyathea kalbreyeri
                                                   [Alsophila kalbreyeri]
                                                   [Trichipteris kalbreyeri]
                                             Cyathea karsteniana
                                                   [Cnemidaria karsteniana]
                                                   [Hemitelia karsteniana]
                                             Cyathea lasiosora
                                                   [Alsophila killipii]
                                                   [Alsophila lasiosora]
                                                   [Alsophila mapiriensis]
                                                   [Alsophila nigra]
                                                   [Alsophila tarapotensis]
                                                   [Cyathea mapiriensis]
                                                   [Cyathea primaeva]
                                                   [Trichipteris lasiosora]
                                                   [Trichipteris nigra]
                                             Cyathea latevagans
                                                   [Alsophila latevagans]
                                                   [Trichipteris latevagans]
                                             Cyathea lathamii
                                             Cyathea lechleri
                                                   [Cyathea castanea]
                                                   [Cyathea purpurea]
                                             Cyathea lehnertii
                                             Cyathea lellingeriana
                                             Cyathea leoniae
                                             Cyathea leucofolis
                                             Cyathea leucolepismata
                                                   [Cyathea amazonica]
                                             Cyathea lewisii
                                                   [Hemitelia lewisii]
                                             Cyathea liesneri
                                             Cyathea lindeniana
                                             Cyathea lindigii
                                                   [Hemitelia lindigii]
                                             Cyathea longipetiolulata
                                             Cyathea macrocarpa
                                                   [Amphicosmia macrocarpa]
                                                   [Cyathea moricandiana]
                                                   [Hemitelia macrocarpa]
                                                   [Hemitelia megalosora]
                                                   [Hemitelia moricandiana]
                                                   [Sphaeropteris macrocarpa]
                                             Cyathea macrosora
                                                   [Alsophila macrosora]
                                                   [Hemitelia macrosora]
                                                   [Sphaeropteris macrosora var. macrosora]
                                                   [Sphaeropteris macrosora]
                                               Cyathea macrosora var. macrosora
                                             Cyathea magna
                                             Cyathea margarita
                                             Cyathea marginalis
                                                   [Alsophila marginalis]
                                                   [Hemitelia marginalis]
                                                   [Sphaeropteris marginalis]
                                             Cyathea meridensis
                                               Cyathea meridensis var. meridensis
                                               Cyathea meridensis var. nana
                                               Cyathea meridensis var. obtecta
                                             Cyathea mettenii
                                               Cyathea mettenii var. caucana
                                               Cyathea mettenii var. mettenii
                                             Cyathea mexiae
                                                   [Alsophila gardneri var. nigrescens]
                                                   [Alsophila gardneri]
                                                   [Alsophila mexiae]
                                                   [Cyathea attenuata]
                                                   [Cyathea gardneri]
                                                   [Cyathea incurvata]
                                                   [Cyathea mamillata]
                                                   [Cyathea superfusa]
                                                   [Cyathea taunaysiana]
                                                   [Trichipteris gardneri]
                                                   [Trichipteris mexiae]
                                             Cyathea microdonta
                                                   [Alsophila ferox]
                                                   [Alsophila microdonta]
                                                   [Polypodium aculeatum]
                                                   [Polypodium microdontum]
                                                   [Trichipteris microdonta]
                                             Cyathea microphylla
                                                   [Diacalpe microphylla]
                                             Cyathea microphyllodes
                                             Cyathea miersii
                                                   [Alsophila miersii]
                                                   [Trichipteris miersii]
                                             Cyathea minima
                                             Cyathea minuta
                                                   [Alsophila parva]
                                                   [Cyathea parva]
                                             Cyathea monteagudoi
                                             Cyathea moranii
                                             Cyathea mucilagina
                                                   [Alsophila sodiroi var. obtusipinnula]
                                                   [Alsophila sodiroi var. pilosa]
                                                   [Alsophila sodiroi]
                                                   [Cyathea ecuadorensis]
                                             Cyathea multiflora
                                                   [Alsophila decussata]
                                                   [Alsophila multiflora]
                                                   [Amphicosmia cumingii]
                                                   [Amphicosmia multiflora]
                                                   [Cyathea alfonsiana]
                                                   [Cyathea columbiana]
                                                   [Cyathea hartii]
                                                   [Hemitelia atrovirens]
                                                   [Hemitelia denticulata]
                                                   [Hemitelia hartii]
                                                   [Hemitelia obscura]
                                             Cyathea multisegmenta
                                             Cyathea mutica
                                                   [Cnemidaria arachnoidea]
                                                   [Cnemidaria mutica var. mutica]
                                                   [Cnemidaria mutica]
                                                   [Cnemidaria subglabra]
                                                   [Cyathea australiensis]
                                                   [Cyathea pittieri]
                                                   [Cyathea subarachnoidea]
                                                   [Cyathea subglabra]
                                                   [Hemitelia arachnoidea]
                                                   [Hemitelia horrida var. heterosora]
                                                   [Hemitelia mutica]
                                                   [Hemitelia pittieri]
                                                   [Hemitelia subglabra]
                                               Cyathea mutica var. grandis
                                                     [Cnemidaria grandis]
                                                     [Cnemidaria mutica var. grandis]
                                                     [Cnemidaria rudis]
                                                     [Cyathea grandis]
                                                     [Cyathea rudis]
                                                     [Hemitelia grandis]
                                                     [Hemitelia rudis]
                                               Cyathea mutica var. mutica
                                             Cyathea myriotricha
                                                   [Ctenitis hirtula]
                                                   [Dryopteris hirtula]
                                                   [Polypodium hirtulum]
                                                   [Polypodium myriotrichum]
                                             Cyathea nanna
                                                   [Trichipteris nanna]
                                             Cyathea neblinae
                                             Cyathea nephele
                                             Cyathea nervosa
                                                   [Cnemidaria nervosa]
                                                   [Hemitelia nervosa]
                                             Cyathea nesiotica
                                                   [Alsophila nesiotica]
                                                   [Trichipteris nesiotica]
                                             Cyathea nigripes
                                                   [Alsophila melanopus]
                                                   [Alsophila nigripes]
                                                   [Trichipteris nigripes var. nigripes]
                                                   [Trichipteris nigripes]
                                               Cyathea nigripes var. nigripes
                                             Cyathea nodulifera
                                             Cyathea notabilis
                                                   [Alsophila notabilis]
                                             Cyathea nothofagorum
                                             Cyathea novoi
                                             Cyathea obnoxia
                                             Cyathea obtusa
                                                   [Cnemidaria grandifolia var. obtusa]
                                                   [Cnemidaria obtusa]
                                                   [Hemistegia obtusa]
                                                   [Hemitelia grandifolia var. obtusa]
                                             Cyathea oreopteroides
                                             Cyathea oscarorum
                                             Cyathea paisa
                                             Cyathea palaciosii
                                             Cyathea pallescens
                                                   [Alsophila pallescens]
                                                   [Cyathea asperata]
                                                   [Cyathea borjae]
                                                   [Cyathea brachypoda]
                                                   [Cyathea halonata]
                                                   [Cyathea muriculata]
                                                   [Cyathea nitens]
                                                   [Cyathea ochroleuca]
                                                   [Cyathea subcaesia]
                                                   [Cyathea subinermis]
                                                   [Cyathea tungurahuae]
                                                   [Hemitelia cystolepis]
                                                   [Hemitelia subcaesia]
                                             Cyathea parvifolia
                                                   [Cyathea brevistipes]
                                             Cyathea parvula
                                                   [Alsophila aquilina var. maxonii]
                                                   [Alsophila aquilina]
                                                   [Alsophila gracilis]
                                                   [Alsophila parvula]
                                                   [Cyathea aquilina]
                                                   [Cyathea gracilescens]
                                                   [Cyathea parvula var. microsepala]
                                                   [Hemitelia microsepala]
                                                   [Hemitelia minuscula]
                                                   [Hemitelia parvula]
                                             Cyathea patens
                                             Cyathea pauciflora
                                                   [Alsophila hypolampra]
                                                   [Alsophila novagranadensis]
                                                   [Alsophila pauciflora]
                                                   [Cyathea hypolampra]
                                                   [Trichipteris pauciflora]
                                             Cyathea paucifolia
                                                   [Alsophila paucifolia]
                                             Cyathea peladensis
                                                   [Alsophila peladensis]
                                             Cyathea pendula
                                             Cyathea petiolata
                                                   [Cnemidaria petiolata]
                                                   [Cyathea woronovii]
                                                   [Hemitelia petiolata]
                                                   [Hemitelia woronovii]
                                             Cyathea phalaenolepis
                                                   [Alsophila phalaenolepis]
                                                   [Trichipteris phalaenolepis]
                                             Cyathea phalerata
                                                   [Alsophila alata]
                                                   [Alsophila alutacea]
                                                   [Alsophila blancheti]
                                                   [Alsophila blanchetiana]
                                                   [Alsophila eriocarpa]
                                                   [Alsophila goyazensis]
                                                   [Alsophila infesta var. alutacea]
                                                   [Alsophila infesta var. phalerata]
                                                   [Alsophila ludoviciana]
                                                   [Alsophila munita]
                                                   [Alsophila paleolata var. eriocarpa]
                                                   [Alsophila paleolata]
                                                   [Alsophila paulistana]
                                                   [Alsophila phalerata var. alutacea]
                                                   [Alsophila phalerata var. latiloba]
                                                   [Alsophila phalerata var. squamulosa]
                                                   [Alsophila phalerata]
                                                   [Alsophila reitzii]
                                                   [Alsophila scrobiculata]
                                                   [Alsophila unguis-cati]
                                                   [Alsophila virens]
                                                   [Cyathea alsophila]
                                                   [Cyathea alutacea]
                                                   [Cyathea blanchetiana]
                                                   [Cyathea contracta]
                                                   [Cyathea paleolata]
                                                   [Cyathea paulistana]
                                                   [Cyathea phalerata var. latiloba]
                                                   [Cyathea sellowiana]
                                                   [Hemitelia sellowiana]
                                                   [Trichipteris paleolata]
                                                   [Trichipteris phalerata var. phalerata]
                                                   [Trichipteris phalerata]
                                               Cyathea phalerata var. phalerata
                                             Cyathea phegopteroides
                                                   [Alsophila phegopteroides]
                                                   [Trichipteris phegopteroides]
                                             Cyathea phoenix
                                             Cyathea pibyae
                                             Cyathea pilosissima
                                                   [Alsophila pilosissima]
                                                   [Trichipteris pilosissima]
                                             Cyathea pilozana
                                             Cyathea pinnata
                                             Cyathea pinnula
                                                   [Alsophila pinnula]
                                             Cyathea pinnuloides
                                             Cyathea planadae
                                                   [Cyathea xenoxyla]
                                             Cyathea platylepis
                                                   [Hemitelia minima]
                                                   [Hemitelia platylepis]
                                             Cyathea plicata
                                             Cyathea poeppigii
                                                   [Alsophila coriacea]
                                                   [Alsophila elongata]
                                                   [Alsophila impressa]
                                                   [Alsophila poeppigii]
                                                   [Alsophila quitensis]
                                                   [Alsophila sprucei]
                                                   [Alsophila tijucensis]
                                                   [Alsophila tumacensis]
                                                   [Cyathea anacampta]
                                                   [Cyathea impressa]
                                                   [Cyathea oreites]
                                                   [Cyathea sprucei]
                                                   [Cyathea tijuccensis]
                                                   [Sphaeropteris elongata]
                                                   [Trichipteris anacampta]
                                             Cyathea polliculi
                                             Cyathea povedae
                                             Cyathea praeceps
                                             Cyathea praecincta
                                                   [Alsophila praecincta]
                                                   [Alsophila submarginalis var. crespiana]
                                                   [Alsophila submarginalis]
                                                   [Cyathea submarginalis]
                                                   [Trichipteris praecincta]
                                                   [Trichipteris submarginalis]
                                             Cyathea praetermissa
                                             Cyathea pseudoctenitoides
                                             Cyathea pseudonanna
                                                   [Trichipteris pseudonanna]
                                             Cyathea puberula
                                             Cyathea punctata
                                             Cyathea pungens
                                                   [Alsophila bulligera]
                                                   [Alsophila eatonii]
                                                   [Alsophila gleasonii]
                                                   [Alsophila infesta var. aberrans]
                                                   [Alsophila infesta]
                                                   [Alsophila oblonga]
                                                   [Alsophila obtusa]
                                                   [Alsophila pastazensis]
                                                   [Alsophila phalerata var. infesta]
                                                   [Alsophila platyphylla]
                                                   [Alsophila procera]
                                                   [Alsophila pterorachis]
                                                   [Alsophila pungens]
                                                   [Alsophila subaculeata]
                                                   [Cyathea bulligera]
                                                   [Cyathea eatonii]
                                                   [Cyathea gleasonii]
                                                   [Cyathea infesta var. aberrans]
                                                   [Cyathea infesta]
                                                   [Cyathea klotzschiana]
                                                   [Cyathea oblonga]
                                                   [Cyathea obtusata]
                                                   [Cyathea pastazensis]
                                                   [Cyathea pterorachis]
                                                   [Cyathea willdenowiana]
                                                   [Polypodium procerum]
                                                   [Polypodium pungens]
                                                   [Trichipteris bulligera]
                                                   [Trichipteris eatonii]
                                                   [Trichipteris gleasonii]
                                                   [Trichipteris infesta]
                                                   [Trichipteris oblonga]
                                                   [Trichipteris obtusa]
                                                   [Trichipteris pastazensis]
                                                   [Trichipteris procera]
                                                   [Trichipteris pungens]
                                             Cyathea recondita
                                             Cyathea retanae
                                             Cyathea robertsiana
                                                   [Alsophila robertsiana]
                                             Cyathea rocioae
                                             Cyathea rojasiana
                                                   [Cyathea panamensis]
                                             Cyathea roraimensis
                                                   [Cnemidaria roraimensis]
                                                   [Hemitelia roraimensis]
                                             Cyathea rufa
                                                   [Alsophila rufa]
                                                   [Trichipteris rufa]
                                             Cyathea rufescens
                                                   [Hemitelia rufescens]
                                                   [Sphaeropteris rufescens]
                                             Cyathea ruiziana
                                                   [Cyathea boliviana]
                                             Cyathea rumphii
                                             Cyathea ruttenbergae
                                             Cyathea sagittifolia
                                                   [Alsophila sagittifolia]
                                                   [Hemitelia sagittifolia]
                                                   [Trichipteris sagittifolia]
                                             Cyathea scabra
                                                   [Cyathea deorsilobata]
                                             Cyathea schiedeana
                                                   [Alsophila chnoodes]
                                                   [Alsophila crassifolia]
                                                   [Alsophila schiedeana var. major]
                                                   [Alsophila schiedeana]
                                                   [Cyathea chnoodes]
                                                   [Cyathea crassifolia]
                                                   [Trichipteris chnoodes]
                                                   [Trichipteris crassifolia]
                                                   [Trichipteris schiedeana]
                                             Cyathea schlimii
                                                   [Alsophila schlimii]
                                                   [Trichipteris schlimii]
                                             Cyathea serpens
                                                   [Trichipteris serpens]
                                             Cyathea sessilifolia
                                                   [Alsophila sessilifolia]
                                                   [Hemitelia sessilifolia]
                                             Cyathea setchellii
                                             Cyathea simplex
                                             Cyathea singularis
                                                   [Cnemidaria singularis]
                                             Cyathea sipapoensis
                                                   [Sphaeropteris sipapoensis]
                                             Cyathea sledgei
                                             Cyathea speciosa
                                                   [Cnemidaria integrifolia]
                                                   [Cnemidaria lindenii]
                                                   [Cyathea integrifolia]
                                                   [Hemitelia funckiana]
                                                   [Hemitelia integrifolia]
                                                   [Hemitelia lindenii]
                                                   [Hemitelia speciosa]
                                             Cyathea spectabilis
                                                   [Actinophlebia obtusa]
                                                   [Cnemidaria spectabilis var. colombiensis]
                                                   [Cnemidaria spectabilis var. spectabilis]
                                                   [Cnemidaria spectabilis]
                                                   [Cyathea spectabilis var. trinitensis]
                                                   [Hemistegia spectabilis]
                                                   [Hemitelia spectabilis]
                                               Cyathea spectabilis var. spectabilis
                                             Cyathea squamata
                                                   [Alsophila caracasana var. fendleriana]
                                                   [Alsophila microphylla]
                                                   [Alsophila squamata]
                                                   [Trichipteris microphylla]
                                             Cyathea squamipes
                                                   [Cyathea caracasana var. boliviensis]
                                                   [Cyathea mexicana var. boliviensis]
                                             Cyathea squamulosa
                                                   [Hemitelia squamulosa]
                                             Cyathea squarrosa
                                                   [Hemitelia squarrosa]
                                             Cyathea srilankensis
                                             Cyathea steyermarkii
                                             Cyathea stokesii
                                                   [Alsophila stokesii]
                                                   [Hemitelia stokesii]
                                             Cyathea stolzeana
                                                   [Cnemidaria stolzeana]
                                             Cyathea stolzei
                                                   [Trichipteris pinnata]
                                             Cyathea strigillosa
                                                   [Alsophila strigillosa]
                                                   [Trichipteris strigillosa]
                                             Cyathea subincisa
                                                   [Cnemidaria speciosa]
                                                   [Hemistegia speciosa]
                                                   [Hemitelia subincisa]
                                             Cyathea subindusiata
                                               Cyathea subindusiata var. chontilla
                                               Cyathea subindusiata var. subindusiata
                                             Cyathea subtropica
                                                   [Alsophila lechleri]
                                                   [Alsophila ulei]
                                                   [Cyathea ulei]
                                                   [Trichipteris lechleri]
                                                   [Trichipteris ulei]
                                             Cyathea sunduei
                                             Cyathea suprapilosa
                                                   [Cnemidaria suprastrigosa]
                                             Cyathea suprastrigosa
                                                   [Cyathea conspicua]
                                                   [Hemitelia suprastrigosa]
                                             Cyathea surinamensis
                                                   [Alsophila hostmannii]
                                                   [Alsophila laevis]
                                                   [Alsophila leprieuriana]
                                                   [Alsophila parkeri]
                                                   [Alsophila piligera]
                                                   [Alsophila strigosa]
                                                   [Alsophila surinamensis]
                                                   [Alsophila weigeltii]
                                                   [Amphicosmia hostmannii]
                                                   [Amphicosmia kegelii]
                                                   [Amphicosmia laevis]
                                                   [Amphicosmia lingulata]
                                                   [Amphicosmia parkeri]
                                                   [Amphicosmia strigosa]
                                                   [Amphicosmia urolepis]
                                                   [Cyathea parkeri]
                                                   [Cyathea piligera]
                                                   [Cyathea superba]
                                                   [Hemitelia guianensis]
                                                   [Hemitelia hirsuta]
                                                   [Hemitelia kegelii]
                                                   [Hemitelia lingulata]
                                                   [Hemitelia multiflora var. superba]
                                                   [Hemitelia parkeri]
                                                   [Hemitelia strigosa]
                                                   [Hemitelia superba]
                                                   [Hemitelia surinamensis]
                                                   [Hemitelia urolepis]
                                                   [Polypodium hirsutum]
                                                   [Polypodium pauciflorum]
                                                   [Sphaeropteris hirsuta]
                                             Cyathea sylvatica
                                             Cyathea tatei
                                             Cyathea tenera
                                                   [Alsophila tenera]
                                                   [Cyathea barbata]
                                                   [Cyathea brittoniana]
                                             Cyathea tenuis
                                             Cyathea tepuiana
                                                   [Hymenophyllopsis steyermarkii]
                                             Cyathea thelypteroides
                                             Cyathea thysanolepis
                                                   [Trichipteris demissa var. thysanolepis]
                                             Cyathea tortuosa
                                             Cyathea traillii
                                                   [Cyathea macrosora var. reginae]
                                                   [Cyathea reginae]
                                                   [Hemitelia pumila]
                                                   [Hemitelia traillii]
                                                   [Sphaeropteris macrosora var. reginae]
                                             Cyathea trichomanoides
                                                   [Hymenophyllopsis superba]
                                             Cyathea trindadensis
                                             Cyathea trinitensis
                                                   [Hemitelia trinitensis]
                                             Cyathea tryonorum
                                                   [Alsophila tryonorum]
                                                   [Trichipteris tryonorum]
                                             Cyathea tuerckheimii
                                                   [Cyathea divergens var. tuerckheimii]
                                                   [Cyathea jurgensenii]
                                             Cyathea uleana
                                                   [Cnemidaria uleana var. uleana]
                                                   [Cnemidaria uleana]
                                                   [Cyathea subarborescens]
                                                   [Hemitelia maxonii]
                                                   [Hemitelia uleana]
                                               Cyathea uleana var. abitaguensis
                                                     [Cnemidaria abitaguensis]
                                                     [Cnemidaria uleana var. abitaguensis]
                                                     [Cyathea abitaguensis]
                                                     [Hemitelia abitaguensis]
                                               Cyathea uleana var. uleana
                                             Cyathea universitatis
                                                   [Hymenophyllopsis universitatis]
                                             Cyathea ursina
                                                   [Alsophila ursina]
                                                   [Trichipteris ursina]
                                             Cyathea valliciergoana
                                             Cyathea varians
                                                   [Cnemidaria varians]
                                             Cyathea vaupensis
                                                   [Cyathea macrosora var. vaupensis]
                                                   [Sphaeropteris macrosora var. vaupensis]
                                             Cyathea venezuelensis
                                                   [Trichipteris steyermarkii]
                                             Cyathea vilhelmii
                                                   [Cyathea heliophila]
                                                   [Hemitelia lechleri]
                                                   [Hemitelia lechleriana]
                                             Cyathea villosa
                                                   [Alsophila cipoensis]
                                                   [Alsophila humboldtii]
                                                   [Alsophila paleolata var. villosa]
                                                   [Alsophila rigidula]
                                                   [Alsophila tomentosa]
                                                   [Alsophila vernicosa]
                                                   [Alsophila villosa var. dusenii]
                                                   [Alsophila villosa]
                                                   [Chnoophora humboldtii]
                                                   [Chnoophora villosa]
                                                   [Cyathea vernicosa]
                                                   [Trichipteris vernicosa]
                                                   [Trichipteris villosa]
                                             Cyathea weatherbyana
                                                   [Hemitelia weatherbyana]
                                             Cyathea wendlandii
                                                   [Alsophila latisecta]
                                                   [Alsophila wendlandii]
                                                   [Cyathea latisecta]
                                                   [Trichipteris wendlandii]
                                             Cyathea werffii
                                             Cyathea whitmeei
                                                   [Cyathea betchei]
                                                   [Cyathea samoensis]
                                             Cyathea williamsii
                                                   [Alsophila williamsii]
                                                   [Cyathea maguirei]
                                                   [Trichipteris maguirei]
                                                   [Trichipteris williamsii]
                                             Cyathea wilsonii
                                             Cyathea windischiana
                                             Cyathea x bernardii
                                             Cyathea x calolepis
                                             Cyathea x hombersleyi
                                             Cyathea x juergensenii
                                             Cyathea x lathamii
                                             Cyathea x lewisii
                                             Cyathea x moralesiana
                                             Cyathea x sessilifolia
                                             Cyathea x smithiana
                                             Cyathea x stella-matutina
                                             Cyathea x trinitensis
                                             Cyathea x wilsonii
                                             Cyathea xantholepis
                                             Cyathea xerica
                                             Cyathea yambrasensis
                                             Cyathea zongoensis
                                             † Cyathea colombiensis
                                             † Cyathea inequilateralis
                                             † Cyathea julivertii
                                     Sphaeropteris
                                           [Eatoniopteris]
                                           [Fourniera]
                                           [Schizocaena]
                                             Sphaeropteris aciculosa
                                                   [Cyathea aciculosa]
                                                   [Cyathea arachnoidea]
                                             Sphaeropteris aeneifolia
                                                   [Alsophila aeneifolia]
                                                   [Cyathea aeneifolia var. aeneifolia]
                                                   [Cyathea aeneifolia var. macrophylla]
                                                   [Cyathea aeneifolia]
                                                   [Cyathea curvipinnula]
                                                   [Cyathea melanacantha]
                                             Sphaeropteris agatheti
                                                   [Cyathea agatheti]
                                             Sphaeropteris albidosquamata
                                                   [Cyathea albidosquamata]
                                                   [Cyathea pumilio]
                                             Sphaeropteris albifrons
                                                   [Cyathea albifrons]
                                                   [Cyathea interjecta]
                                                   [Cyathea lenormandii]
                                             Sphaeropteris albosetacea
                                                   [Alsophila albosetacea]
                                                   [Cyathea albosetacea]
                                                   [Cyathea nicobarica]
                                                   [Sphaeropteris nicobarica]
                                             Sphaeropteris angustipinna
                                                   [Cyathea angustipinna]
                                             Sphaeropteris aramaganensis
                                                   [Alsophila aramaganensis]
                                                   [Cyathea aramaganensis]
                                             Sphaeropteris arthropoda
                                                   [Cyathea arthropoda]
                                                   [Schizocaena arthropoda]
                                             Sphaeropteris assimilis
                                                   [Cyathea ampla]
                                                   [Cyathea beccariana]
                                                   [Cyathea dulitensis]
                                                   [Cyathea stipitulata]
                                             Sphaeropteris atrospinosa
                                                   [Cyathea atrospinosa]
                                             Sphaeropteris atrox
                                                   [Cyathea atrox var. atrox]
                                                   [Cyathea atrox var. inermis]
                                                   [Cyathea atrox]
                                               Sphaeropteris atrox var. inermis
                                             Sphaeropteris auriculifera
                                                   [Cyathea auriculifera]
                                             Sphaeropteris binuangensis
                                                   [Cyathea binuangensis]
                                             Sphaeropteris brackenridgei
                                                   [Cyathea brackenridgei]
                                             Sphaeropteris brunei
                                                   [Cyathea brunei]
                                                   [Cyathea caesia]
                                             Sphaeropteris brunoniana
                                                   [Alsophila brunoniana]
                                                   [Alsophila contaminans var. brunoniana]
                                                   [Alsophila contaminans var. inermis]
                                                   [Alsophila latebrosa var. hemitelioides]
                                                   [Alsophila sollyana]
                                                   [Alsophila verruculo-spinula]
                                                   [Amphicosmia brunoniana]
                                                   [Cyathea holttumiana]
                                                   [Cyathea sollyana]
                                                   [Cyathea yunnanensis]
                                             Sphaeropteris capitata
                                                   [Cyathea capitata]
                                                   [Schizocaena capitata]
                                             Sphaeropteris carrii
                                                   [Cyathea carrii]
                                             Sphaeropteris chinensis
                                                   [Alsophila costularis]
                                                   [Cyathea brunoniana]
                                                   [Cyathea chinensis]
                                                   [Cyathea costularis]
                                                   [Cyathea hainanensis]
                                                   [Hemitelia brunoniana var. scottii]
                                                   [Hemitelia brunoniana]
                                                   [Sphaeropteris hainanensis]
                                             Sphaeropteris cooperi
                                                   [Alsophila australis var. cervicalis]
                                                   [Alsophila australis var. excelsa]
                                                   [Alsophila australis var. pallida]
                                                   [Alsophila cooperi]
                                                   [Alsophila excelsa var. cooperi]
                                                   [Alsophila hilliana]
                                                   [Cyathea australis var. cervicalis]
                                                   [Cyathea australis var. pallida]
                                                   [Cyathea brownii var. cooperi]
                                                   [Cyathea cooperi]
                                             Sphaeropteris cuatrecasasii
                                             Sphaeropteris curranii
                                                   [Alsophila curranii]
                                                   [Cyathea curranii]
                                             Sphaeropteris discophora
                                                   [Cyathea discophora]
                                             Sphaeropteris elliptica
                                                   [Cyathea elliptica]
                                                   [Cyathea holttumii]
                                                   [Cyathea subbipinnata]
                                                   [Gymnosphaera holttumii]
                                                   [Gymnosphaera subbipinnata]
                                             Sphaeropteris elmeri
                                                   [Alsophila comosa]
                                                   [Alsophila dimorphotricha]
                                                   [Alsophila elmeri]
                                                   [Alsophila latebrosa var. major]
                                                   [Alsophila subcomosa]
                                                   [Cyathea argyrolepis]
                                                   [Cyathea dimorphotricha]
                                                   [Cyathea elmeri]
                                                   [Cyathea subcomosa]
                                             Sphaeropteris excelsa
                                                   [Alsophila excelsa]
                                                   [Cyathea brownii]
                                             Sphaeropteris feani
                                                   [Cyathea feani]
                                             Sphaeropteris felina
                                                   [Alsophila buruensis]
                                                   [Alsophila concinna]
                                                   [Alsophila okiana]
                                                   [Alsophila polyphlebia]
                                                   [Alsophila rumphiana]
                                                   [Alsophila sangirensis]
                                                   [Alsophila scaberula]
                                                   [Alsophila scaberulipes]
                                                   [Alsophila scabriseta]
                                                   [Cyathea aruensis]
                                                   [Cyathea brassii]
                                                   [Cyathea buruensis]
                                                   [Cyathea eminens]
                                                   [Cyathea felina]
                                                   [Cyathea okiana]
                                                   [Cyathea rumphiana]
                                                   [Cyathea sangirensis]
                                                   [Cyathea scaberula]
                                                   [Cyathea scaberulipes]
                                                   [Cyathea scabriseta]
                                                   [Polypodium felinum]
                                                   [Sphaeropteris sangirensis]
                                             Sphaeropteris fugax
                                                   [Cyathea fugax]
                                             Sphaeropteris fusca
                                                   [Cyathea fusca]
                                             Sphaeropteris gardneri
                                             Sphaeropteris glauca
                                                   [Alsophila acuta]
                                                   [Alsophila clementis]
                                                   [Alsophila contaminans]
                                                   [Alsophila glaucescens]
                                                   [Alsophila mertensii]
                                                   [Alsophila smithiana]
                                                   [Alsophila wallichiana]
                                                   [Chnoophora glauca]
                                                   [Cyathea clementis]
                                                   [Cyathea contaminans]
                                                   [Polypodium contaminans]
                                             Sphaeropteris horrida
                                                   [Cibotium horridum]
                                                   [Cibotium princeps]
                                                   [Cyathea bourgaei]
                                                   [Cyathea muenchii]
                                                   [Cyathea munchii]
                                             Sphaeropteris inaequalis
                                                   [Cyathea inaequalis]
                                             Sphaeropteris insignis
                                                   [Cyathea moniliformis]
                                                   [Cyathea princeps]
                                             Sphaeropteris insularum
                                                   [Cyathea insularum]
                                             Sphaeropteris integra
                                                   [Cyathea arguta]
                                                   [Cyathea breviloba]
                                                   [Cyathea bulusanensis]
                                                   [Cyathea hypocrateriformis]
                                                   [Cyathea integra]
                                                   [Trichopteris falcata]
                                             Sphaeropteris intermedia
                                                   [Alsophila francii]
                                                   [Alsophila intermedia]
                                                   [Cyathea francii]
                                                   [Cyathea intermedia]
                                             Sphaeropteris intramarginalis
                                                   [Cyathea intramarginalis]
                                             Sphaeropteris ledermannii
                                                   [Alsophila crassicaula]
                                                   [Cyathea ledermannii]
                                                   [Cyathea macrophylla]
                                                   [Hemitelia ledermannii]
                                             Sphaeropteris leucolepis
                                             Sphaeropteris leucotricha
                                                   [Alsophila cyclodonta]
                                                   [Cyathea cyclodonta]
                                                   [Cyathea leucotricha]
                                             Sphaeropteris lockwoodiana
                                                   [Cyathea lockwoodiana]
                                             Sphaeropteris lunulata
                                               Sphaeropteris lunulata subsp. lunulata
                                                     [Alsophila extensa]
                                                     [Alsophila haenkei]
                                                     [Alsophila lunulata]
                                                     [Alsophila marianna]
                                                     [Alsophila naumannii]
                                                     [Alsophila ponapeana]
                                                     [Alsophila rugosula]
                                                     [Cyathea extensa]
                                                     [Cyathea haenkei]
                                                     [Cyathea lunulata subsp. lunulata]
                                                     [Cyathea lunulata]
                                                     [Cyathea marianna]
                                                     [Cyathea naumannii]
                                                     [Cyathea ponapeana]
                                                     [Cyathea rugosula]
                                                     [Hemitelia cumingii]
                                                     [Phegopteris lunulata]
                                                     [Polypodium lunulatum]
                                               Sphaeropteris lunulata subsp. vitiensis
                                                     [Alsophila vitiensis]
                                                     [Cyathea lunulata subsp. vitiensis]
                                                     [Cyathea vitiensis]
                                             Sphaeropteris macarenensis
                                                   [Alsophila macarenensis]
                                                   [Dryopteris macarenensis]
                                             Sphaeropteris magna
                                                   [Cyathea magna]
                                                   [Cyathea ordinata]
                                             Sphaeropteris marginata
                                                   [Alsophila marginata]
                                                   [Cyathea marginata]
                                             Sphaeropteris medullaris
                                                   [Cyathea medullaris var. integra]
                                                   [Cyathea medullaris var. polyneuron]
                                                   [Cyathea medullaris]
                                                   [Cyathea polyneuron]
                                                   [Polypodium medullare]
                                             Sphaeropteris megalosora
                                                   [Cyathea megalosora]
                                             Sphaeropteris mertensiana
                                                   [Alsophila mertensiana]
                                                   [Cyathea mertensiana]
                                                   [Hemitelia mertensiana]
                                             Sphaeropteris mesosora
                                             Sphaeropteris microlepidota
                                                   [Cyathea microlepidota]
                                             Sphaeropteris mollicula
                                                   [Alsophila mollicula]
                                             Sphaeropteris moluccana
                                                   [Cyathea brunonis]
                                                   [Cyathea fuscopaleata]
                                                   [Cyathea kinabaluensis]
                                                   [Cyathea moluccana]
                                                   [Cyathea pinnata]
                                                   [Cyathea pseudobrunonis]
                                                   [Schizocaena brunonis]
                                                   [Schizocaena gaudichaudii]
                                                   [Schizocaena kinabaluensis]
                                                   [Schizocaena moluccana]
                                                   [Schizocaena pseudobrunonis]
                                             Sphaeropteris moseleyi
                                                   [Cyathea moseleyi]
                                             Sphaeropteris myosuroides
                                                   [Alsophila aurea]
                                                   [Alsophila myosuroides]
                                                   [Cyathea myosuroides]
                                             Sphaeropteris nigricans
                                                   [Cyathea nigricans]
                                             Sphaeropteris novae-caledoniae
                                                   [Alsophila lepidotricha]
                                                   [Alsophila novae-caledoniae]
                                                   [Cyathea funebris]
                                                   [Cyathea lepidotricha]
                                                   [Cyathea novae-caledoniae]
                                                   [Fourniera funebris]
                                                   [Fourniera lepidotricha]
                                                   [Fourniera novae-caledoniae]
                                             Sphaeropteris obliqua
                                                   [Alsophila obliqua]
                                                   [Cyathea obliqua]
                                                   [Gymnosphaera obliqua]
                                             Sphaeropteris obscura
                                                   [Alsophila bartlettii]
                                                   [Alsophila obscura]
                                                   [Alsophila pulchra]
                                                   [Alsophila subobscura]
                                                   [Cyathea bartlettii]
                                                   [Cyathea obscura]
                                                   [Cyathea pulchra]
                                                   [Cyathea subobscura]
                                                   [Gymnosphaera pulchra]
                                             Sphaeropteris papuana
                                                   [Alsophila papuana]
                                                   [Cyathea papuana]
                                                   [Gymnosphaera papuana]
                                             Sphaeropteris parianensis
                                                   [Cyathea parianensis]
                                             Sphaeropteris parksiae
                                                   [Cyathea parksiae]
                                             Sphaeropteris parvifolia
                                                   [Alsophila parvifolia]
                                                   [Cyathea deminuens]
                                             Sphaeropteris parvipinna
                                                   [Cyathea parvipinna]
                                             Sphaeropteris persquamulifera
                                                   [Alsophila persquamulifera]
                                                   [Cyathea contaminans var. persquamulifera]
                                                   [Cyathea persquamulifera]
                                             Sphaeropteris philippinensis
                                                   [Cyathea bicolana]
                                                   [Cyathea bontocensis]
                                                   [Cyathea heteroloba]
                                                   [Cyathea philippinensis]
                                                   [Cyathea ramosiana]
                                             Sphaeropteris pilulifera
                                                   [Cyathea pilulifera]
                                             Sphaeropteris polypoda
                                                   [Alsophila kemberangana]
                                                   [Cyathea kemberangana]
                                                   [Cyathea polypoda]
                                                   [Gymnosphaera dinagatensis]
                                                   [Gymnosphaera glabra]
                                                   [Gymnosphaera kemberangana]
                                             Sphaeropteris procera
                                                   [Cyathea procera]
                                             Sphaeropteris propinqua
                                                   [Cyathea propinqua]
                                             Sphaeropteris pukuana
                                                   [Cyathea pukuana]
                                             Sphaeropteris pulcherrima
                                                   [Cyathea pulcherrima]
                                             Sphaeropteris quindiuensis
                                                   [Cyathea bonapartii]
                                                   [Cyathea crassipes]
                                                   [Cyathea quindiuensis]
                                                   [Cyathea yungensis]
                                             Sphaeropteris robinsonii
                                                   [Cyathea pseudalbizzia]
                                                   [Cyathea robinsonii]
                                             Sphaeropteris robusta
                                                   [Alsophila robusta var. norfolkiana]
                                             Sphaeropteris rosenstockii
                                                   [Cyathea rosenstockii]
                                             Sphaeropteris runensis
                                                   [Cyathea runensis]
                                                   [Cyathea versteegii]
                                             Sphaeropteris sarasinorum
                                                   [Alsophila contaminans var. longepaleata]
                                                   [Alsophila glauca var. longepaleata]
                                                   [Cyathea sarasinorum]
                                             Sphaeropteris senex
                                                   [Cyathea senex]
                                             Sphaeropteris senilis
                                                   [Alsophila senilis]
                                                   [Cyathea senilis]
                                             Sphaeropteris setifera
                                                   [Cyathea setifera]
                                             Sphaeropteris sibuyanensis
                                                   [Cyathea sibuyanensis]
                                             Sphaeropteris squamulata
                                                   [Alsophila allocota]
                                                   [Alsophila glabrescens]
                                                   [Alsophila laeta]
                                                   [Alsophila oligosora]
                                                   [Alsophila paraphysata]
                                                   [Alsophila ridleyi]
                                                   [Alsophila sarawakensis]
                                                   [Alsophila squamulata]
                                                   [Alsophila xanthina]
                                                   [Alsophila xantholepia]
                                                   [Athyrium comosum]
                                                   [Cyathea allocota]
                                                   [Cyathea deuterobrooksii]
                                                   [Cyathea glabrescens]
                                                   [Cyathea paraphysata]
                                                   [Cyathea ridleyi]
                                                   [Cyathea sarawakensis]
                                                   [Cyathea squamulata]
                                                   [Cyathea xanthina]
                                                   [Gymnosphaera sarawakensis]
                                                   [Gymnosphaera squamulata]
                                                   [Polypodium comosum]
                                             Sphaeropteris stipitipinnula
                                                   [Cyathea stipitipinnula]
                                             Sphaeropteris strigosa
                                                   [Cyathea strigosa]
                                             Sphaeropteris subsessilis
                                                   [Cyathea subsessilis]
                                             Sphaeropteris suluensis
                                                   [Cyathea sessilipinnula]
                                                   [Cyathea suluensis]
                                             Sphaeropteris tenggerensis
                                                   [Alsophila haenkei var. angustata]
                                                   [Alsophila tenggerensis]
                                                   [Cyathea tenggerensis]
                                             Sphaeropteris teysmannii
                                                   [Cyathea celebica]
                                                   [Cyathea teysmannii]
                                                   [Hemitelia truncata]
                                             Sphaeropteris tomentosa
                                                   [Alsophila lanuginosa]
                                                   [Alsophila lepidophora]
                                                   [Chnoophora lanuginosa]
                                                   [Chnoophora tomentosa]
                                                   [Cyathea lanuginosa]
                                                   [Cyathea tomentosa]
                                             Sphaeropteris tomentosissima
                                                   [Cyathea tomentosissima]
                                             Sphaeropteris trichodesma
                                                   [Alsophila margarethae]
                                                   [Alsophila trichodesma]
                                                   [Cyathea burbidgei]
                                                   [Cyathea margarethae]
                                                   [Cyathea trichodesma]
                                             Sphaeropteris trichophora
                                                   [Alsophila poiensis]
                                                   [Alsophila ramosii]
                                                   [Alsophila trichophora]
                                                   [Cyathea mollis]
                                                   [Cyathea poiensis]
                                                   [Cyathea ramosii]
                                                   [Cyathea trichophora]
                                                   [Gymnosphaera bipinnatifida]
                                                   [Gymnosphaera mollis]
                                                   [Gymnosphaera trichophora]
                                             Sphaeropteris tripinnata
                                                   [Cyathea densisora]
                                                   [Cyathea leucostegia]
                                                   [Cyathea leytensis]
                                                   [Cyathea tripinnata]
                                             Sphaeropteris tripinnatifida
                                                   [Cyathea nigrospinulosa]
                                                   [Cyathea tripinnatifida]
                                             Sphaeropteris truncata
                                                   [Alsophila truncata]
                                                   [Cyathea truncata]
                                             Sphaeropteris vaupelii
                                                   [Cyathea vaupelii var. lobulata]
                                                   [Cyathea vaupelii]
                                             Sphaeropteris verrucosa
                                                   [Cyathea verrucosa]
                                             Sphaeropteris vittata
                                                   [Cyathea barotu]
                                                   [Cyathea vittata]
                                             Sphaeropteris wallacei
                                                   [Alsophila burbidgei]
                                                   [Alsophila wallacei]
                                                   [Cyathea wallacei]
                                                   [Gymnosphaera burbidgei]
                                             Sphaeropteris werneri
                                                   [Cyathea kingii]
                                                   [Cyathea werneri]
                                             Sphaeropteris womersleyi
                                                   [Cyathea womersleyi]
                                             Sphaeropteris zamboangana
                                                   [Cyathea urdanetensis]
                                                   [Cyathea zamboangana]
                                     † Alsophilidites
                                     † Alsophilocaulis
                                             † Alsophilocaulis calveloi
                                     † Calymmotheca
                                     † Cyathodendron
                                             † Cyathodendron texanum
                                     † Eocyathea
                                             † Eocyathea remesaliae
                                     † Kulyisporites
                                             † Kulyisporites lunaris
                                     † Rhizodendron