General:
Perennial herb or subshrub; stems numerous, branched above, glandular-hairy, 10-60 cm tall.
Leaves:
Basal leaves lacking; stem leaves alternate, shortly stalked or unstalked, entire or nearly so, lance-linear to oblong or elliptic-oblong, glandular-hairy, 1-4 cm long, 0.5-1.5 cm wide.
Flowers:
Heads discoid, solitary to many at the ends of branches or in an open inflorescence; involucres 10-20 mm tall; involucral bracts graduated, lanceolate to linear, with green and white stripes, the tips abruptly sharp-pointed to long pointed; discoid; disk flowers 35-50, white or yellowish.
Fruits:
Achenes 10-ribbed, glandular to glandular-hairy, 4-6 mm long; pappus of numerous white bristles.
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