Perennial herb, geophyte, 0.15-0.60 m high; stem solitary or up to 3 tufted together; corm 15 mm in diam. Leaves linear, acuminate; radical leaves 4 growing on separate shoots, 150-400 x 2.0-3.5 mm; reduced sheathing leaves 3-5. Flowering stem 0.1-0.6 m high, with 1 or 2 cormlets developing in axil of lower leaf sheath. Bract bright red, flecked, 6-14 x 5-8 mm, apex 3-toothed. Inflorescence a raceme of spikes, with 1-4 branches, pendulous. Perianth pale mauve or light purple, 18-25 mm long; tube 4.5-7.0 mm long; tepals 12-19 x 4-7 mm. Anthers 5-8 mm long. Flowering time Aug.-Nov.
Cormous herb, up to 0.6 m high. Stems solitary or 2 or 3 tufted together. Cormlets 1 or 2, developing in axils of leaf sheaths on flowering stems. Tepals 12-19 mm long. Stigmas held 7-12 mm below top of perianth.