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Meniscium serratum Cav.   (redirected from: Thelypteris serrata (Cav.) Alston)
Family: Thelypteridaceae
[Cyclosorus cocoslyrus Christenh., moreCyclosorus rostratus (Fée) Christenh., Dryopteris serrata (Cav.) C. Chr., Meniscium palustre Raddi, Meniscium reticulatum var. serratum (Cav.) Farw., Meniscium rostratum Fée, Meniscium schreberi Rich., Phegopteris palustris Mett., Phegopteris serrata (Cav.) Mett., Thelypteris serrata (Cav.) Alston]
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Alan R. Smith in Flora of North America (vol. 2)
Stems short-creeping, 4--10 mm diam. Leaves monomorphic, evergreen, ca. 65--200 cm or more. Petiole tan, (25--)40--120 cm × 4--10 mm, at base with scales absent or ephemeral. Blade 40--100 cm or more, gradually reduced distally with lanceolate apical pinna that is 1/4 to equaling longest lateral pinna; buds sometimes present at base of proximal pinna. Pinnae lanceolate, 15--25 pairs, (10--)15--25 × (1.5--)2.5--3.5(--4.5) cm, rounded to truncate at base, margin hooked-serrate; main lateral veins of fertile pinnae 3--5 per cm, with rows of 10--18 areoles between costa and margin, cross-veins somewhat curved. Indument abaxially of spreading, irregularly crimped hairs ca. 0.2--0.3 mm on costae and sometimes veins adaxially; blades glabrous adaxially. Sori oblong-arcuate, uniseriate between main lateral veins on cross-veins, often appearing confluent at maturity; indusia lacking; sporangia glabrous. 2 n = 72. Cypress sloughs and swamps; 0--50 m; Fla.; s Mexico; West Indies in the Antilles; Central America; South America to n Argentina.
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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.