Glabrous geophytes; rootstock a corm with papery scales. Roots tuberous. Scape simple or with 1-4 branches, bracteate. Basal leaves 1-5, linear, conduplicate; scape leaves or bracts 1-4. Inflorescence of up to c. 20 flowers in a terminal involucrate umbel, or a solitary terminal flower. Tepals 6 in 1 whorl, similar, free, caducous, with or without sub-basal nectaries, convolute around adjacent stamen in bud. Stamens 6, inserted on tepal base and receptacle, caducous; anthers dorsifixed, longitudinally dehiscent, extrorse. Ovary superior, 3-locular, angled; ovules several per locule, axile; style short, 3-branched. Fruit a septicidal capsule. Seeds angular, irregular, brown.
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