General:
Perennial herb from a woody stem-base, rarely with very short rhizomes; stems erect, (20) 30-70 cm tall.

Leaves:
Basal, usually 5 to 10, ascending, mostly 5-10 cm long, palmately 3- (5-) parted, the divisions narrowly triangular, 3-cleft over half their length, the segments more or less 3-toothed, short appressed-hairy; stalks 9-21 cm long.

Flowers:
Inflorescence a (1-) 2- to 8-flowered, terminal cyme; flower stalks long soft-hairy; involucral bracts 3 to 7 (-9), leaf-like, stalked, similar to basal leaves; petals absent; sepals usually 5, petal-like, green to whitish, oblong to elliptic or egg-shaped, 5-15 mm long, 3-6 mm wide, silky-hairy on outside, smooth inside; stamens 50-75.

Fruits:
Achenes, numerous in a cylindric head on stalks 10-30 cm long, the achenes egg-shaped, 2-3 mm long, 1.5-2 mm wide, not winged, woolly-hairy; beaks bent back at tip, 0.5-1 mm long, hidden by hairs, smooth.

Source:  The Illustrated Flora of British Columbia

If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.

Illustration Source:  The Illustrated Flora of British Columbia