June 26, 1806, on the Lolo Trail, Idaho.

A generally low, erect plant with dense racemes of bilaterally symmetrical, deep blue-violet flowers above basal leaves. Leaves 1-3 in (2.5-7.5 cm) wide, round, coarsely toothed, on long stalks. Corolla about 0.3 in (0.8 cm) long. Height: 4-24 in (10-60 cm).

Moist, open or shaded slopes from foothills to moderate elevations.

Northern Idaho southwest to southeastern Washington and northeastern Oregon; also in south-central Oregon and northeastern California.

The intense blue-violet of the corolla seems to deepen in the shade, where this plant is often found.

Species information from enature.com