Bulbous, scapose perennial herbs. Bulbs with membranous brown tunic. Leaves several, all basal.Racemes 1-many with terete smooth scapes with numerous white or blue or violet flowers and often changing colour from bud to fruit. Bracts small, membranous. Pedicel straight elongated and patent in fruit. Perianth tubular, campanulate or infundibuliform, divided to 1/2 to 2/3 free lobes ± deflexed. Stamens 6, inserted at the base of the perianth lobes, anthers short, blue. Fruit triquetrous winged capsule. Seeds ± globose, pruinose rarely oblong or shiny.