|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
AND IS MAINTAINED FOR ARCHIVAL PURPOSES ONLY
Perennial, in soil or rock crevices; rhizome generally short-creeping, suberect, or erect, scales large, generally tan to brown, generally 1-colored
Leaves generally tufted, 5200+ cm, generally ± alike; petiole generally firm, base generally darker, with 2many vascular strands; blade 14-pinnate, often with scales, hair-like scales, hairs (except clear, needle-like hairs generally 0), or short-stalked glands on axes, sometimes between veins, veins free to netted; 1° and 2° axes generally grooved on upper side
Sporangia: sori round, less often oblong or J-shaped, along or at tips of veins; indusia peltate, round-reniform, oblong to linear, J-shaped, hood-like, or cup-like, rarely 0; spores elliptic, winged, ridged, or spiny, scar linear
Genera in family: ± 60 genera, > 1000 species: worldwide, especially tropical, wooded areas. Woodsia sometimes in Woodsiaceae; Athyrium, Cystopteris sometimes in Athyriaceae.
Rhizome short-creeping to suberect, stout
Leaf: petiole stout, fleshy, easily crushed, straw-colored except base generally blackened, base scaly, in X -section with 2 crescent-shaped vascular strands; blade generally 2-pinnate or more, ± glabrous, veins free
Sporangia: sori ± round, ± oblong, or J-shaped; indusium oblong or J-shaped, laterally attached, or 0
Species in genus: ± 100 species: generally n temp, especially e Asia
Etymology: (Greek: doorless, from enclosed sori)
Leaf: blade elliptic to lanceolate, 12-pinnate, segments deeply pinnately lobed to ± toothed, margin not reflexed over sorus
Ecology: Woods, along streams, seepage areas
Elevation: 03200 m.
Bioregional distribution: California Floristic Province (except Great Central Valley, Peninsular Ranges), Great Basin Floristic Province
Distribution outside California: to Alaska, w Canada, Idaho, Colorado, n Mexico
Synonyms: var. californicum Butters; var. sitchense Rupr
Highly variable, but named vars. in w North America seem indistinct; other vars. worldwide
Horticultural information: IRR or WET: 4, 5, 6, 17 &SHD: 1, 2, 3, 7, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24.