General:
Biennial herb from a fibrous root or rhizome; stems single to several, erect or ascending, 35-90 cm tall, bristly-hairy.

Leaves:
Basal leaves stalked, egg-shaped, hairy; stem leaves more linear, alternate, toothed, reduced upwards.

Flowers:
Inflorescence of terminal clusters of large, bell-shaped flowers; corollas 3.5-5 cm long, blue; calyces with a conspicuous appendage at each notch.

Fruits:
Capsules, 8-10 mm long, cylindric.

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