UW Burke Herbarium species comparison

Basal leaves oblanceolate, 1-3 cm. long and 1/3 as wide, sharply serrate with firm, slender teeth;

cauline leaves alternate, similar and nearly as large as the basal.

Leaves entire, the basal ones oblanceolate, 0.5-4 cm. long, the cauline ones alternate, narrower and reduced.

Flowers 1-3 on the branch ends;

calyx lobes 5, leaf-like, narrow, 5-10 mm. long, with a few slender teeth;

corolla saucer-shaped, blue, 12-16 mm. long, the 5 broad lobes twice as long as the tube;

stamens 5;

style much shorter than the corolla;

ovary inferior.

Flowers usually solitary, erect;

calyx lobes 5, 2-6 mm. long;

corolla bell-shaped, blue, 6-12 mm. long, the 5 lobes about equal to the tube;

stamens 5;

style equaling the corolla;

ovary inferior.

Capsule 3-celled; sub-globose, 3-5 cm. long and wide.

Capsule 3-celled, cylindric-obconic, 5-7 mm. long.