|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Athyriaceae||View Description||Dichotomous Key|
|Genus: Athyrium||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Athyrium filix-femina (L.) Roth var. cyclosorum Rupr.
Leaf: blade elliptic to lanceolate, 1--2-pinnate-pinnatifid, lower 2--4 pinna pairs generally << those above, ultimate segments pinnately lobed to +- toothed, midribs below near base often with minute, branched hairs 0.1--0.2 mm. Chromosomes: 2n=80.
Ecology: Woodland, along streams, seepage areas; Elevation: < 3200 m. Bioregional Distribution: CA-FP (exc Teh, ScV, SCoRI, SCo, WTR, PR exc SnJt), MP; Distribution Outside California: to Alaska, western Canada, Idaho, Colorado, northern Central America. Note: Highly variable, but named varieties in western North America seem indistinct; other varieties worldwide.
Synonyms: Athyrium filix-femina var. californicum Butters; Athyrium filix-femina var. sitchense Rupr.
eFlora Treatment Author: Carl J. Rothfels & Alan R. Smith
Jepson Online Interchange
Previous taxon: Athyrium distentifolium var. americanum
Next taxon: Azollaceae
Citation for this treatment: Carl J. Rothfels & Alan R. Smith 2017. Athyrium filix-femina var. cyclosorum, in Jepson Flora Project (eds.) Jepson eFlora, Revision 4, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=54990, accessed on April 24, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on April 24, 2017.