Distribution: In the Olympic Mountains and both sides of the Cascades, Alaska to California, east to Alberta and Montana
Habitat: Moist woods and stream banks, from moderate to mid-elevations in the mountains
Flowers: May - August
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
[none provided]
PNW Herbaria: Specimen records of Tiarella trifoliata var. unifoliata in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Tiarella trifoliata var. unifoliata checklist entry.
OregonFlora: Tiarella trifoliata var. unifoliata information.
E-Flora BC: Tiarella trifoliata var. unifoliata atlas page.
CalPhotos: Tiarella trifoliata var. unifoliata photos.
USDA Plants: Tiarella trifoliata var. unifoliata information.