Distribution: Occurring chiefly east of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains and northern Great Plains.
Habitat: Disturbed areas, typically where moist to wet.
Flowers: May-August
Origin: Native
Growth Duration: Annual, Biennial
Conservation Status: Not of concern
Pollination: Bumblebees, bees, flies, butterflies, beetles, moths, wasps
[none provided]
PNW Herbaria: Specimen records of Potentilla biennis in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Potentilla biennis checklist entry
OregonFlora: Potentilla biennis information
E-Flora BC: Potentilla biennis atlas page
CalPhotos: Potentilla biennis photos