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Taxon  Report  
Athyrium filix-femina  (L.) Roth  var. cyclosorum  Rupr.
Common lady fern,   Subarctic lady fern,   Western lady fern
Athyrium filix-femina var. cyclosorum is a fern that is native to California, and also found elsewhere in western North America.
Siskiyou Del Norte Modoc Humboldt Shasta Lassen Trinity Plumas Tehama Butte Mendocino Glenn Sierra Yuba Lake Nevada Colusa Placer Sutter El Dorado Yolo Alpine Napa Sonoma Sacramento Mono Amador Solano Calaveras Tuolumne San Joaquin Marin Contra Costa Alameda Santa Cruz Mariposa Madera San Francisco San Mateo Merced Fresno Stanislaus Santa Clara Inyo San Benito Tulare Kings Monterey San Bernardino San Luis Obispo Kern Santa Barbara Ventura Los Angeles Riverside Orange San Diego Imperial
Parent: Athyrium filix-femina
Genus: Athyrium
Family: Athyriaceae  
(Dryopteridaceae)
Category: fern  
PLANTS group:Fern
Jepson eFlora section: fern

Wetlands: Equally likely to occur in wetlands and non wetlands

Communities: Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Subalpine Forest, wetland-riparian

Name Status:
Accepted by JEF
Alternate Names:
JEFAthyrium filix-femina var. californicum
JEFAthyrium filix-femina var. sitchense
POWOAthyrium cyclosorum
PLANTSAthyrium filix-femina ssp. cyclosorum
Information about  Athyrium filix-femina var. cyclosorum from other sources
Nursery availability from CNPLX
This plant is available commercially.
Jepson eFlora

USDA PLANTS Profile (ATFIC)

Photos on Calflora

Photos on CalPhotos

Google Images

Photos on iNaturalist

ID Tips on PlantID.net


Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals. [web application]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 04/23/2025).