Page authors: Ben Legler, David Giblin
Woodsia scopulina
cliff-fern, woodsia
Specimens
Photos

Distribution: Occurring chiefly east of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains and Great Plains.

Habitat: Rock crevices, ledges and talus slopes in the mountains, and in less arid parts of the lowlands.

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Description:
General:

Tufted perennial from a short scaly rhizome.

Leaves:

All basal, 2-3 times pinnate, 8-35 cm long, covered with white hairs.

Spores:

Grouped into small round sori on undersides of leaves; indusia with narrow lobed segments.

Identification Notes:

The hairy leaves and narrowly lobed indusia separate this species from W. oregana, which has glabrous leaves and indusia with hair-like segments, and Cystopteris fragilis, which has glabrous leaves and a hood-like indusia partially covering the sori.

Accepted Name:
Woodsia scopulina D.C. Eaton
Publication: Canad. Naturalist & Quart. J. Sci. 2: 91. 1865.

Synonyms & Misapplications:
(none provided)
Infraspecies:
ssp. laurentiana – Laurentian cliff-fern   Occurring chiefly east of the Cascades crest in Washington; British Columbia to California, east to Alberta and Arizona, and eastward to the northern Great Plains.
ssp. scopulina – mountain fern, Rocky Mountain cliff-fern    Occurring chiefly east of the Cascades crest in Washington; Alaska to California, east to Alberta, Montana, and Colorado.
Additional Resources:

PNW Herbaria: Specimen records of Woodsia scopulina in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Woodsia scopulina checklist entry.

E-Flora BC: Woodsia scopulina atlas page.

CalPhotos: Woodsia scopulina photos.

USDA Plants: Woodsia scopulina information.

22 photographs:
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