Distribution: East of the Cascades in Washington; Washington sout to California, east to Idaho.
Habitat: Shrub-steppe, especially with sagebrush.
Flowers: March-April
Origin: Native
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.
Publication: Bot. Gaz. 56: 474. 1913. 1913.
PNW Herbaria: Specimen records of Idahoa scapigera in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Idahoa scapigera checklist entry.
E-Flora BC: Idahoa scapigera atlas page.
CalPhotos: Idahoa scapigera photos.
USDA Plants: Idahoa scapigera information.
