Distribution: Occurring east of the Cascades crest in Washington; south-central British Columbia to California, east to southwestern Idaho and Arizona.
Habitat: Dry, open places in the plains and foothills, commonly on basaltic talus, ledges and cliffs.
Conservation Status: Not of concern
Strongly glandular-hairy and odoriferous perennial from a taproot and branched crown, the numerous coarse but weak and brittle stems 5-15 dm. long, simple or branched, prostrate or ascending.
Leaves mostly cauline, short-petiolate, up to 20 cm. long and 10 cm. wide, pinnately compound with coarsely toothed or cleft and again toothed leaflets.
Inflorescence a short, dense, helicoid cyme, the peduncles short, once or twice forked; sepals 5, oblanceolate, 4-6 mm. long; corolla white or lavender, broadly funnelform, the limb 6-12 mm. wide; filaments glabrous, exerted; style cleft to well below the middle.
Fruit a capsule, with 2-4 strongly pitted seeds.