Distribution: Occurring east of the Cascades crest in north-central and northeastern Washington; British Columbia to Washington, east to Alberta, Montana, and Wyoming, also reported from northeastern Oregon.
Habitat: Open forested areas.
Growth Duration: Perennial
Conservation Status: Review Group 1 in Washington (WANHP)
Herbaceous perennial with several stems from a thick crown, 3-6 dm. tall, branched above, greenish, sparsely pubescent.
Leaves alternate, odd-pinnate, the leaflets ovate-lanceolate; stipules membranous, brownish, 10-15 mm. long.
Inflorescence of bracteate racemes on long peduncles arising from the leaf axils; calyx bell-shaped, 43-4 mm. long, with 2 awl-shaped bracteoles at the base, the 5 teeth shorter than the tube, the upper 2 broader and shorter than the lower 3; flowers 20-100, pale yellow to nearly white, pendant, 14-18 mm. long; corolla pea-like, wings with slender lobes joined by their tips over the ovary; stamens 10.
Pod with 1-4 obovate segments, 6-10 mm. broad, the margins narrowly winged.