Brittle Bladderfern, Fragile Fern, Brittle Fern, Bladder Fern
Cystopteris fragilis
Synonyms: Cystopteris dicieana, Polypodium fragile
Brittle fern as seen between rocks on cliffs at the high outcrop at Davis Canyon Natural Area, Okanogan County, Washington........Jue 11, 2011.
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Additional close-up photos of brittle fern as seen at Davis Canyon Natural Area, Okanogan County, Washington.......Jue 11, 2011.
Fragile fern as seen along the Lookout Mountain Trail #804 on the north side of Lookout Mountain, Ochoco National Forest.........June 25, 2017.
Fragile fern as seen in cracks in rocks at the head of Kiger Gorge, Steens Mountain.........July 11, 2014.
The photo above shows a view of the upper frond surface of brittle fern as seen in the Klickitat Canyon NRCA to the east of Mt. Adams.......June 22, 2008.
The photo above shows a close-up view of the underside of the frond of brittle fern as seen in the Klickitat Canyon NRCA to the east of Mt. Adams.........June 22, 2008.
Paul Slichter