Page author: David Giblin
Cystopteris fragilis
bladder fern, brittle fern, fragile fern

Distribution: Widespread on both sides of the Cascades crest in Washington; Alaska to California, east across the northern half of North America to the Atlantic Coast; circumboreal.

Habitat: Moist to moderately dry, often rocky places, lowlands to above timberline

Spores: April-September

Origin: Native

Conservation Status: Not of concern


[none provided]

Accepted Name:
Cystopteris fragilis (L.) Bernh.
Publication: Neues J. Bot. 1(2): 26, plate 2, fig. 9. 1806.

Synonyms & Misapplications:
Cystopteris dickieana Sim
Polypodium fragile L.
Additional Resources:

PNW Herbaria: Specimen records of Cystopteris fragilis in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Cystopteris fragilis checklist entry.

E-Flora BC: Cystopteris fragilis atlas page.

CalPhotos: Cystopteris fragilis photos.

USDA Plants: Cystopteris fragilis information.

32 photographs:
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