Bulbs 8-10 × 6-8 cm. Leaves 5-8 dm × 3-5 cm; blade lorate. Scape 4-7.5 dm. Umbels 8-13-flowered. Flowers: perianth pink to red, funnelform, tube narrow, 5-10 cm, limb lobes lanceolate-linear, lanceolate-elliptic, or lanceolate-ovate, 6-11 × 1-1.7 cm; pedicel (2-)4-6 cm. Capsules not seen at maturity, beak very short to absent.
Flowering spring--summer. Margins of wet areas and disturbed sites; 0--200 m; introduced; Fla., La., N.C., Tex.; S. Africa.
Crinum bulbispermum is apparently the nonnative species of Crinum that is most commonly cultivated outdoors. The name C. longifolium (Linnaeus) Thunberg was long misapplied to this species.