NATIVELeaf: 1-pinnate, many, clustered, 8--25 cm; stipe 1--3(5+) cm, 0.4--0.6 mm wide, narrowly winged adaxially, dark purple-brown, shiny; blade generally 0.5--1.5 cm wide, linear; pinnae 15--30(37) pairs, 3--6(7) mm, 2--3 mm wide, oblong, generally shallowly crenate on acroscopic and distal margins.
Sporangia: sori generally 1--1.5 mm, generally 2--4 pairs per pinna.
Chromosomes: 2n=72.
Ecology: On rocks;
Elevation: 200 m.
Bioregional Distribution: nw KR (Del Norte Co.);
Distribution Outside California: widespread in North America, Europe, Asia, southern temperate.
Jepson eFlora Author: Alan R. Smith
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)Listed on CNPS Rare Plant Inventory
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