General:
Perennial herb from a taproot; stems erect, simple, solitary, sparsely to moderately soft-hairy, 4-25 cm tall.

Leaves:
Basal leaves oblanceolate to linear or lanceolate, tapering to the stalk, 1-11 cm long, 4-10 mm wide, conspicuously long-hairy; stem leaves similar, reduced upwards.

Flowers:
Heads with ray and disk flowers, solitary, the disks 10-20 mm wide; involucres 8-10 mm tall; involucral bracts densely long-hairy, the tips sometimes glandular, not graduated; ray flowers 60-125, blue, 10-15 mm long, 1-2 mm wide; disk flowers mostly 3-5 mm long.

Fruits:
Achenes 2-nerved, densely stiff-hairy; pappus double, the inner of 10-20 bristles, the outer of a few very slender and inconspicuous scales.

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