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Key to families | Table of families and genera
Indexes to all accepted names and synonyms:
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Plants generally in soil; rhizome short- to long-creeping, prostrate to erect, [trunk-like], scales generally hairy, ± brown. Leaf: stipe ×-section at base with 2 crescent-shaped vascular strands fusing into 1 U-shaped strand distally; blade 1-pinnate, generally with needle-like, clear hairs on axes and/or between veins; rachis, costae generally grooved adaxially except between axes; veins free or in regular, net-like pattern. Sporangia: sori on veins, generally round; indusia reniform or round-reniform ; stalk cells in 3 rows; spores generally elliptic, scar generally linear.
1 genus (5–32 genera), ± 1000 species: worldwide, especially tropics; several cultivated. —Scientific Editors: Alan R. Smith, Thomas J. Rosatti.
Leaf: pinnae entire to generally deeply lobed, veins generally not forked. (Greek: female fern; ancient name for delicate fern) [Smith & Cranfill 2002 Amer Fern J 92:131–149]Key to Thelypteris
Unabridged references: [Smith 1971 Univ Calif Publ Bot 59:1–143; Smith, A. R. 1990. Thelypteridaceae. Pp. 263–272 in The families and genera of vascular plants, ed. K. Kubitzki. Vol. 1. Pteridophytes and gymnosperms, ed. K. Kramer & P. Green. Berlin: Springer-Verlag]
Previous taxon: Thelypteridaceae
Next taxon: Thelypteris nevadensis
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Nov 26 2015
Citation for this treatment: [Author of taxon treatment] 2013. Thelypteris, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=85378, accessed on Nov 26 2015
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