Calflora
Taxon  Report   2599    
Cystopteris fragilis  (L.) Bernh.
Bladder fern,  Brittle bladder fern, Brittle fern, Fragile fern
Cystopteris fragilis
© 2006 Steve Matson
Photos from
CalPhotos / Calflora
Cystopteris fragilis
© 2006 Dr. Amadej Trnkoczy
Cystopteris fragilis
© 2005 Steve Matson
Cystopteris fragilis, a pteridophyte, is a fern that is native to California, is also found elsewhere in North America and beyond.

Interactive Distribution Map


Observation Hotline
(observation details + photos)



point, line, or polygon

Plant Characteristics
and Associations
Cystopteris fragilis
© 2013 Trent M. Draper
Family: WOODSIACEAE  
Genus: Cystopteris
Communities: Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Subalpine Forest, Foothill Woodland, Chaparral, Valley Grassland, Alpine Fell-fields, (many plant communities)

Wetlands: Occurs usually in non wetlands, occasionally in wetlands

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
PLANTS: Cystopteris dickieana
PLANTS: Cystopteris fragilis ssp. dickieana
PLANTS: Cystopteris fragilis var. angustata
. . .
More information about  Cystopteris fragilis
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation

USDA PLANTS Profile (CYFR2)

Search the International Plants Names Index

Search efloras.org (Flora of North America)

website references from Google


Suggested Citation
Calflora: Information on California plants for education, research and conservation,
with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria.
[web application]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available: https://www.calflora.org/   (Accessed: Nov 21, 2018).

The information on this page comes from diverse sources. None of the links are sponsored.