Thelypteridaceae
Maiden Fern Family
3 genera
3 species
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Amauropelta nevadensisNevada marsh fern, Sierra marsh fern
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to central Cascades in Washington; also in eastern Asia.
Habitat: Stream banks, moist forest, and springs, lowland to midmontane.
Origin: Native
Growth Duration: Perennial
Oreopteris quelpartensismountain fern
Distribution: Occurring chiefly west of the Cascades crest in Washington; Alaska to the Cascades of central Washington; also in eastern Asia.
Habitat: Wet cliffs and rocky slopes, sea level to subalpine.
Origin: Native
Growth Duration: Perennial
Phegopteris connectilisnarrow beechfern, northern beechfern
Distribution: Occurring west of the Cascades crest in Washington; Alaska to Washington, east across the northern U.S. and Canada to the Atlantic Coast; circumboreal.
Habitat: Cliff crevices and moist banks in wooded regions.
Origin: Native
Growth Duration: Perennial