Plant to c. 3 cm wide at base of tuft. Tubers 1-8 cm long. Leaves more than 8 per shoot, 4-15 cm long; lamina 1.5-4 mm wide, undulate to spirally twisted; margins smooth. Inflorescence conical-paniculate, with 20-100 flowers, 15-40 cm tall; bracts ±narrowly triangular to subulate, to 15 mm long; pedicels 1-8 mm long. Perianth segments ±obovate, 6-8 mm long, blue. Filaments 4-6 mm long; anthers 1-1.5 mm long. Ovary 1-1.5 mm long; ovules 8-18 per locule; style 3-4.5 mm long. Capsule ±spherical to broadly ellipsoidal, emarginate at apex, to c. 8 mm long. Seed 1-1.3 mm long.
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