|Jepson Flora Project: Jepson Interchange|
|TREATMENT FROM THE JEPSON MANUAL (1993)||
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Jepson Interchange (more information)
©Copyright 1993 by the Regents of the University of California
For up-to-date information about California vascular plants, visit the Jepson eFlora.
Rhizome-scale cells with adjacent walls dark brown to blackish, external clearRetrieve key for ASPLENIACEAE
Leaf: petiole in transverse section with 1 X-shaped or 2 back-to-back C-shaped vascular strands; segment veins generally free
Sporangia in linear to oblong sori along veins; indusia linear, opening away from veins; stalk cells in 1 row; spores elliptic, winged
Genera in family: ± 10 genera (limits disputed), 650 species (most in Asplenium): worldwide, especially tropical.