Perennial herb, geophyte, 0.20-0.45 m high; corm conic, tunics woody; stem erect, simple. Leaves usually 4, ± linear, lower basal, upper sheathing, midrib prominently raised, margins slightly thickened. Bracts 22-30 mm long, green, becoming dry and brownish above. Inflorescence a 2-4-flowered spike; flowers bright mauve-pink, pale yellow in mouth of tube; perianth tube 22-38 mm long, cylindrical, slightly curving towards apex, with nectar at base; tepals weakly ascending, elliptic. Stamens ascending; filaments 6-8 mm long; anthers diverging, 9-10 mm long, tailed in lower 2 mm, yellow; pollen yellow. Ovary ellipsoid, 6-8 mm long; style branches longer than stamens, laxly spreading. Flowering time Feb., Mar. Capsule oblong.