Distribution: Occurring chiefly west of the Cascades crest in Washington; Yukon Territory to Oregon, east to northern Idaho and western Montana, east to the Atlantic.
Habitat: Wet places, often in swamps and bogs.
Flowers: April-June
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Wind
[none provided]
PNW Herbaria: Specimen records of Betula pumila in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Betula pumila checklist entry.
OregonFlora: Betula pumila information.
E-Flora BC: Betula pumila atlas page.
CalPhotos: Betula pumila photos.
USDA Plants: Betula pumila information.