Index / Search / Athyrium filix-femina ssp. cyclosorum
§1 Plant
Athyrium filix-femina (L.) Roth ssp. cyclosorum (Rupr.) C. Chr.
vernacular subarctic ladyfern — subspecies · Dryopteridaceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Perennial
- Group
- Fern
- Family
- Dryopteridaceae Herter
- Genus
- Athyrium
Native status, by region
- AK Alaska Native
- CAN Canada Native
- L48 Lower 48 States Native
County-level range
· 158 counties across 11 states/territories§3Cultivation
No cultivation specs.
USDA has not characterised this taxon. Roughly four out of five plants in the database lack the detailed cultivation record present here — typically because they have not been the focus of NRCS Plant Materials work. Range and distribution data are unaffected.
§4Counties, by state
Recorded in 158 counties across 11 states/territories.
Alaska view state ↗ 9 N ▾
Arizona view state ↗ 4 N ▾
California view state ↗ 36 N ▾
- Alameda 06001
- Butte 06007
- Colusa 06011
- Del Norte 06015
- El Dorado 06017
- Fresno 06019
- Glenn 06021
- Humboldt 06023
- Inyo 06027
- Kern 06029
- Lake 06033
- Marin 06041
- Mariposa 06043
- Mendocino 06045
- Modoc 06049
- Mono 06051
- Monterey 06053
- Napa 06055
- Nevada 06057
- Placer 06061
- Plumas 06063
- Riverside 06065
- San Bernardino 06071
- San Francisco 06075
- San Luis Obispo 06079
- San Mateo 06081
- Santa Barbara 06083
- Santa Cruz 06087
- Shasta 06089
- Siskiyou 06093
- Sonoma 06097
- Stanislaus 06099
- Tehama 06103
- Trinity 06105
- Tulare 06107
- Tuolumne 06109
Idaho view state ↗ 17 N ▾
Montana view state ↗ 2 N ▾
New Mexico view state ↗ 7 N ▾
Oregon view state ↗ 30 N ▾
- Baker 41001
- Benton 41003
- Clackamas 41005
- Clatsop 41007
- Columbia 41009
- Coos 41011
- Curry 41015
- Deschutes 41017
- Douglas 41019
- Grant 41023
- Harney 41025
- Hood River 41027
- Jackson 41029
- Jefferson 41031
- Josephine 41033
- Klamath 41035
- Lake 41037
- Lane 41039
- Lincoln 41041
- Linn 41043
- Marion 41047
- Multnomah 41051
- Polk 41053
- Tillamook 41057
- Umatilla 41059
- Union 41061
- Wallowa 41063
- Wasco 41065
- Washington 41067
- Yamhill 41071
Utah view state ↗ 13 N ▾
Washington view state ↗ 30 N ▾
- Chelan 53007
- Clallam 53009
- Clark 53011
- Columbia 53013
- Cowlitz 53015
- Ferry 53019
- Grays Harbor 53027
- Island 53029
- Jefferson 53031
- King 53033
- Kittitas 53037
- Klickitat 53039
- Lewis 53041
- Mason 53045
- Okanogan 53047
- Pacific 53049
- Pend Oreille 53051
- Pierce 53053
- San Juan 53055
- Skagit 53057
- Skamania 53059
- Snohomish 53061
- Spokane 53063
- Stevens 53065
- Thurston 53067
- Wahkiakum 53069
- Walla Walla 53071
- Whatcom 53073
- Whitman 53075
- Yakima 53077
Wyoming view state ↗ 5 N ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/ATFIC ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/8577717 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z