Roots bearing distant spindle-shaped tubers c. 1-1.5 cm long. Leaves 2-4, suberect, filiform, glabrous, c. 10-25 cm long, c. 1 mm broad; veins of leaves forming fibrous sheaths at base of plant. Peduncle thin and wiry, usually with 1 or 2 ascending branches, (17-)25-45 cm high. Bracts bearing branches or pedicels in their axils, rarely up to 5 mm long, ovate to lanceolate, partly scarious. Pedicels 1-6-nate, usually erect-spreading, (3-)5-10 mm. Perianth segments blue, linear-oblong, 6-8 by 1-1.5 mm. Filaments 3-4 mm (the outer up to 1 mm longer than the inner); anthers yellow, c. 0.5-0.75 mm long. Ovary c. ¾-1 mm long; style 4-5 mm. Capsule subglobose, deeply 3-lobed, c. 3 mm ø.
A grass-like lily. It grows 10-25 cm high and 10-25 cm wide. It has tufts of leaves surrounded by long filaments. The leaves are narrow. The flowers are white and blue.