Origin: Introduced
Conservation Status: Not of concern
[none provided]
Occurring in scattered locations on both sides of the Cascades crest; introduced from British Columbia to California, native from the Great Plains to eastern North America.
Occurring on both sides of the Cascades crest in Washington; introduced from Alaska to California, east to the Rocky Mountains, native from the Great Plains to eastern North America.PNW Herbaria: Specimen records of Robinia in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Robinia checklist entry
OregonFlora: Robinia information
E-Flora BC: Robinia atlas page
CalPhotos: Robinia photos