Distribution: Occurring chiefly west of the Cascade crest; Alaska south to California, east to western Nevada.
Habitat: Open wet area in subalpine and alpine marshes and seepages.
Flowers: June-August
Origin: Native
Conservation Status: Not of concern
[none provided]
PNW Herbaria: Specimen records of Caltha biflora in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Caltha biflora checklist entry.
E-Flora BC: Caltha biflora atlas page.
CalPhotos: Caltha biflora photos.
USDA Plants: Caltha biflora information.