Plants usually bulbose; bulb coat membranous. Stems usually not branching, stout, 2-5 dm. Leaves: basal withering, 0.5-1 dm; blade linear. Inflorescences subumbel-late, 1-3-flowered; bracts 3-5 cm. Flowers erect; perianth open, campanulate; sepals lanceolate, 4-5 cm, apex acuminate; petals purple, with median green stripe on abaxial surface, obovate, 4-6 cm, bearded distal to gland, apex acuminate; glands triangular-sagittate, slightly depressed, densely covered with slender hairs; filaments 8-9 mm; anthers lanceolate-linear, ca. 1 cm, apex obtuse. Capsules erect, lanceoloid-linear, angled, 4-5 cm, apex acuminate. Seeds flat, inflated. 2n = 14.