Distribution: Occurring east of the Cascades crest in Washington; British Columbia to California, east to Montana, Idaho, and Nevada.
Habitat: Sagebrush desert.
Growth Duration: Annual
Conservation Status: Not of concern
Small, glabrous, acaulescent annual, the several, leafless scapes 3-13 cm. tall.
Leaves numerous in a basal rosette, with slender petioles 1-3 times as long as the blades; blades ovate, entire to lyrate, 5-15 mm. long.
Flowers solitary on the scapes; sepals 4, spreading, usually reddish or purplish; petals 4, white, equaling the sepals; stamens 5; style almost lacking.
Silicles orbicular to oblong-oval, 6-12 mm. long, strongly compressed.