Distribution: Widely distributed on both sides of the Cascades crest in Washington; Alaska to California, east to Idaho and Montana.
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
[none provided]
PNW Herbaria: Specimen records of Calypso bulbosa var. occidentalis in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Calypso bulbosa var. occidentalis checklist entry
OregonFlora: Calypso bulbosa var. occidentalis information
E-Flora BC: Calypso bulbosa var. occidentalis atlas page
CalPhotos: Calypso bulbosa var. occidentalis photos