Distribution: In the Olympic and the Cascade mountains in Washington; British Columbia south to California, east to Montana and the Wallowa Mountains of Oregon.
Habitat: Mountain slopes and meadows at mid- to high elevations.
Conservation Status: Not of concern
Grayish, hairy perennial from a stout, branched, woody base, the stems 2-5 dm. tall.
Basal leaves long-petiolate, the blades large, ternate and 2-3 times pinnately compound, the ultimate segments linear, 0.5-2 mm. broad; the flowering stem naked except for a whorl of 3 leaves above the midpoint, these similar to the basal leaves but sessile.
Flowers single; sepals 5-8, oblong, broadly rounded, white or purplish-tinged, 2-3 cm. long; petals none; stamens and pistils numerous.
Achenes with long, soft hairs, 4 mm. long; styles sinuous, 2-3.5 cm. long, silky-plumose.