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Dryopteris carthusiana (Vill.) H. P. Fuchs   (redirected from: Nephrodium spinulosum (O.F.Muell.) Strempel)
Family: Dryopteridaceae
[Aspidium callipteris Wilms, moreAspidium spinulosum (O.F.Muell.) Sw., Aspidium spinulosum f. anadenium B.L.Rob., Aspidium spinulosum var. elevatum A. K. H. Braun ex Döll, Dryopteris austriaca subsp. spinulosa O.F.Müller ex H. Schinz & Thellung, Dryopteris austriaca var. spinulosa (O.F.Müll.) Fiori, Dryopteris eu-spinulosa (Aschers.) Fomin, Dryopteris spinulosa var. elevata (A. K. H. Braun ex Döll) Vollmann, Dryopteris spinulosa var. exaltata (Lasch) Vollmann, Dryopteris spinulosa var. glandulosa Gilbert, Dryopteris spinulosa var. patuloides Christ, Filix spinulosa (O.F.Muell.) Farw., Filix-mas spinulosa , Lastrea dilatata var. linearis C. C. Babington, Lastrea spinosa (Schrank) Newm., Lastrea spinulosa var. elevata (A. K. H. Braun ex Döll) J. T. I. B. Syme & N. E. D. Br., Lophodium spinosum (Schrank) Newm., Nephrodium jordanii Rouy, Nephrodium spinulosum (O.F.Muell.) Strempel, Nephrodium spinulosum f. anadenium (B.L.Rob.) Clute, Nephrodium spinulosum var. elevatum (A. K. H. Braun ex Döll) Murr, Nephrodium spinulosum var. swarzii F. W. Schultz, Polypodium carthusianum Vill., Polypodium filix-femina var. spinosa F. G. Weis, Polypodium spinulosum (Hillebr.) Bak., Polypodium tanacetifolium Hoffm., Polystichum angustatum Schum., Polystichum callipteris (Ehrh.) Bernh., Polystichum conifolium Schum., Polystichum pseudocristatum Schur, Polystichum spinosum (F. G. Weis) Roth, Polystichum spinulosum (O.F.Muell.) Lam. & DC., Polystichum spinulosum subsp. spinulosum , Thelypteris spinulosa (O.F.Muell.) Nieuwl.]
Dryopteris carthusiana image
Paul Rothrock
  • FNA
  • Gleason & Cronquist
  • Resources
James D. Montgomery
Warren H. Wagner Jr. in Flora of North America (vol. 2)
Leaves monomorphic, dying in winter, 15--75 × 10--30 cm. Petiole 1/4--1/3 length of leaf, scaly at least at base; scales scattered, tan. Blade light green, ovate-lanceolate, 2--3-pinnate-pinnatifid, herbaceous, not glandular. Pinnae ± in plane of blade, lance-oblong; basal pinnae lanceolate-deltate, slightly reduced, basal pinnules usually longer than adjacent pinnules, basal basiscopic pinnule longer than basal acroscopic pinnule; pinnule margins serrate, teeth spiny. Sori midway between midvein and margin of segments. Indusia lacking glands. 2 n = 164. Swampy woods, moist wooded slopes, stream banks, and conifer plantations; 0--1200 m; Alta., B.C., Man., N.B., Nfld., N.W.T., N.S., Ont., P.E.I., Que., Sask., Yukon; Ark., Conn., Del., Idaho, Ill., Ind., Iowa, Ky., Maine, Md., Mass., Mich., Minn., Mo., Mont., Nebr., N.H., N.J., N.Y., N.C., N.Dak., Ohio, Pa., R.I., S.C., Tenn., Vt., Va., Wash., W.Va., Wis.; Eurasia.
Vascular plants of NE US and adjacent Canada
Rhizome horizontal, short-creeping; lvs deciduous, essentially glabrous except for the chaffy, concolorous pale brown scales that beset at least the lower part of the petiole and sometimes also part of the rachis; petiole mostly a quarter to a third as long as the blade; blade 2-5+ dm, a third to half as wide, broadest a little below the middle, bipinnate- pinnatifid to tripinnate, with mostly 10-15 pairs of pinnae below the pinnatifid tip; pinnae (at least the lower ones) mostly oblique, the basal pinnule of the lower side of the lowest pinna longer than the one next to it and to twice (thrice) as long as the subopposite upper pinnule; ultimate segments finely spinulose- toothed; sori midway between the midvein and the margins; 2n=164. Moist or wet woods and swamps; interruptedly circumboreal, in Amer. s. to S.C., Ark., and Wash. (D. spinulosa; D. austriaca var. s.)

Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

©The New York Botanical Garden. All rights reserved. Used by permission.
Dryopteris carthusiana
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Dryopteris carthusiana image
Paul Rothrock
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Paul Rothrock
Dryopteris carthusiana image
Paul Rothrock
Dryopteris carthusiana image
Paul Rothrock
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The PCC, and this data portal, were made possible by funding from the National Science Foundation’s Advancing Digitization of Biological Collections (ADBC) program, grant numbers 1802504, 1802352, 1802134, 1802033, 1802270, 1802255, 1802239, 1802446, 1802305.
The pteridoportal taxonomic thesaurus is based on the Checklist of Ferns and Lycophytes of the World, generously provided by Michael Hassler.