Description: Rhizomatous perennial herbs; roots fibrous.
Leaves chiefly basal, usually few and withering early, lanceolate or linear, or reduced to scales along stems.
Inflorescence umbellate; axis branched, bracteate; flowers pedicellate. Tepals free, spirally twisted after flowering, later falling, yellow; outer tepals 3- or rarely 5–7-veined. Stamens 6, attached to base of perianth; filaments filiform, with a tuft of narrow clavate hairs below anther; anthers introrse, dorsifixed, dehiscing by slits. Ovules few per loculus; style filiform; stigma simple, papillate.
Fruit a schizocarp; mericarps 1–3, sometimes umbonate; seeds 1 per mericarp, black.
Distribution and occurrence: World: 7 species, Australia & New Guinea. Australia: 7 species (6 species endemic), Qld, N.S.W., Vic., S.A., W.A.
Tricoryne is sometimes placed in the family Hemerocallidaceae.
Text by S. McCune & D.W. Hardin Taxon concept:
| Key to the species | |
1 | Flowering axis flattened or winged | Tricoryne anceps |
| Flowering axis not flattened or winged | 2 |
2 | Soft herbs; flowering axis with few branches; anthers 1–1.3 mm long; coastal districts | Tricoryne simplex |
| Wiry virgate herbs; flowering axis much-branched; anthers less than 1 mm long; widespread Back to 1 | Tricoryne elatior |
|