Origin: Native
Conservation Status: Not of concern
[none provided]
Occurring chiefly west of the Cascade crest in Washington; Alaska to California, east to western Nevada.
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the western Montana.
Coastal Alaska, south along the coast to OregonPNW Herbaria: Specimen records of Caltha in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Caltha checklist entry
OregonFlora: Caltha information
E-Flora BC: Caltha atlas page
CalPhotos: Caltha photos