Origin: Native
Conservation Status: Not of concern
[none provided]
Occurring on both sides of the Cascades crest and east in the Columbia River Gorge in Washington; Vancouver Island, British Columbia to California.
Occurring on both sides of the Cascades crest and east in the Columbia River Gorge in Washington; Vancouver Island, British Columbia to California.
Occurring chiefly west of the Cascades crest in Washington; British Columbia to Oregon, east to Montana; also escaped in eastern North America.
Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to Idaho; native to central and eastern North America.PNW Herbaria: Specimen records of Quercus in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Quercus checklist entry
OregonFlora: Quercus information
E-Flora BC: Quercus atlas page
CalPhotos: Quercus photos