Distribution: 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.
Habitat: Forest edge, roadsides, wastelots, and other disturbed areas.
Flowers: May-July
Origin: Introduced from central and eastern North America
Growth Duration: Perennial
Conservation Status: Not of concern
Deciduous shrub to 2 m. tall, the new shoots glandular-bristly.
Leaves alternate, pinnate; leaflets 7-13, elliptic, entire, with small stipules.
Inflorescence of pendulous, axillary, 3- to 5-flowered racemes, the peduncles glandular-hispid; flowers pea-like, pink or pinkish-purple; calyx bell-shaped, weakly two-lipped.
Pod flattened, hispid, but rarely developed.
PNW Herbaria: Specimen records of Robinia hispida in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Robinia hispida checklist entry
OregonFlora: Robinia hispida information
E-Flora BC: Robinia hispida atlas page
CalPhotos: Robinia hispida photos