Bulbs 3.5-6 cm diam., neck 4-6 cm. Leaves 10-15 dm × 1-4 (-7) cm; blade lorate, margins usually scabrous. Scape equaling leaves. Umbels 2-7-flowered. Flowers sessile; perianth white, salverform, tube 6-15 cm, limb lobes linear, narrowly elliptic, or oblanceolate, 5-15 × 1-1.5 cm. Capsules 2.5-4.5 × 2.5-4 cm, beak 1-8 cm.