Origin: Introduced
Conservation Status: Not of concern
[none provided]
Occurring chiefly east of the Cascades crest in Washington, British Columbia to California, east across most of North America to the Atlantic Coast.PNW Herbaria: Specimen records of Ailanthus in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Ailanthus checklist entry
OregonFlora: Ailanthus information
E-Flora BC: Ailanthus atlas page
CalPhotos: Ailanthus photos