TREATMENT FROM THE JEPSON MANUAL	previous taxon | next taxon Jepson Interchange (more information)
	©Copyright 1993 by the Regents of the University of California Print edition is available from the University of California Press

	The second edition of The Jepson Manual (2012) is available from the University of California Press
	See also the Jepson eFlora, which parallels the Second Edition

THELYPTERIDACEAE

THELYPTERIS FAMILY

Alan R. Smith and Thomas Lemieux

Plants in soil; rhizome short- to long-creeping, scales generally hairy, uniformly brownish
Leaf: petiole in transverse section at base with 2 crescent-shaped vascular strands; blade generally with needle-like, clear hairs on axes or between veins; 1° and 2° axes generally grooved on upper surface, grooves not continuous from one axis to next; veins free or lowest pair running together at or near deepest part of sinus
Sporangia in generally round sori on veins; indusia reniform or round-reniform; stalk cells in 3 rows; spores elliptic, scar linear
Genera in family: 1–30 genera (depending on interpretation), ± 900 species: worldwide, especially tropical; several cultivated.