Origin: Native
Conservation Status: Not of concern
[none provided]
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountain States and to northeastern North America.
Occurring chiefly east of the Cascades crest in Washington; Alaska to California, east in Canada to Ontario, east in the U.S. to the Rocky Mountains and northern Great Plains.
Occurring on both sides of the Cascades crest in Washington; Yukon Territory to northeastern Oregon, east across the northern U.S. and Canada to the Atlantic Coast.
Occurring chiefly west of the Cascades crest in Washington; southern British Columbia to Oregon; also in northeastern North America.

Occurring chiefly west of the Cascades crest in Washington; Yukon Territory to Oregon, east to northern Idaho and western Montana, east to the Atlantic.PNW Herbaria: Specimen records of Betula in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Betula checklist entry
OregonFlora: Betula information
E-Flora BC: Betula atlas page
CalPhotos: Betula photos