Distribution: British Columbia south through Washington and Oregon, east to the Atlantic Coast.
Habitat: Usually on loamy soils, moist woodlands and forests at moderate elevations.
Conservation Status: Not of concern
Glabrous to puberulent perennial from short, thick rhizomes, with slender stolons, 1-4 dm. tall.
Leaf blades large, cordate and pointed, the petioles up to 3 dm. long; stipules lanceolate, entire, 1-2 cm. long.
Flowers from the upper portion of the stem, the peduncles shorter than the leaves, the spur short; sepals lanceolate, hairy; petals 1.5 cm. long, white with a yellow base, the 3 lower ones with purple penciling, all purplish tinged on the back; style head sparsely bearded.
Fruit a 3-valved capsule, ovary superior, placentation parietal, the seeds brownish.