Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to Oregon, east to the Rocky Mountains.
Habitat: Mesic, often gravelly, montane to subalpine meadows.
Spores: June-August
Origin: Native
Growth Duration: Perennial
Conservation Status: Sensitive in Washington (WANHP)
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PNW Herbaria: Specimen records of Botrychium hesperium in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Botrychium hesperium checklist entry.
OregonFlora: Botrychium hesperium information.
E-Flora BC: Botrychium hesperium atlas page.
CalPhotos: Botrychium hesperium photos.
USDA Plants: Botrychium hesperium information.