|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 generally suberect to erect, often stout
Leaf: petiole stout, firm, generally densely scaly, in X -section with many round vascular strands in an arc; blade generally 13-pinnate, thin to leathery, scaly, veins generally free, rarely casually joined; 1° leaflet bases often wider on distal side; teeth generally including bristle-like tips that are < 2 mm
Sporangia: sori round; indusium generally peltate, sinus 0
Species in genus: ± 175+ species: ± worldwide
Etymology: (Greek: many rows, from rows of sori on type sp.)
Leaf generally 50120(200) cm; petiole generally 1/51/2 blade length, base scales ± 3(6) mm wide, ovate, those above lowest 1° leaflets generally > 1 mm wide, persistent; blade lanceolate to narrow-elliptic, 1-pinnate; 1° leaflets generally in 1 plane, 28(14) cm
Sporangia: indusium ciliate
Ecology: Common. Wooded hillsides, shaded slopes, rarely cliffs, outcrops
Elevation: < 1600 m.
Bioregional distribution: Northwestern California, Cascade Range, n&s High Sierra Nevada, Central Western California, n Channel Islands, Modoc Plateau (caves in Lava Beds National Monument)
Distribution outside California: to Alaska, Montana; also South Dakota, Guadalupe Island (Mexico)
Hybrids with P. dudleyi are called P. californicum.
Horticultural information: 4, 5, IRR: 6, 17 &SHD: 7, 14, 15, 16 &WET: 8, 9, 18, 19, 20, 21, 22, 23, 24; GRCVR; CVS.