Bulbs clustered, ellipsoid, 2-7 cm diam. Leaves rarely fewer than 10, 2.5-5 dm × 2-5 cm. Inflorescences 50-80 cm; sterile bracts 0, bracts subtending flowers exceeding pedicel. Flowers slightly zygomorphic; tepals withering separately after anthesis, pale blue or bluish violet, each 3(-5)-veined, 25-35 × 3-5 mm; anthers yellow, 3.5-4(-5) mm; fruiting pedicel incurving-erect or slightly spreading, 15-25 mm. Capsules not deciduous, light brown, ovoid or ellipsoid, 15-25 mm. Seeds 5-10 per locule. 2n = 30.

Flowering mid--late spring. Hillsides; 1000--2000 m; Idaho, Oreg.