Perennial herb, geophyte, 0.08-0.20 m high; corm tunics of blackish, wiry fibres. Leaf 1, basal, canaliculate, trailing, terete and filiform, linear, undulate or twisted, margins rarely crisped. Spathes ± dry, attenuate. Inflorescence with blue-mauve flowers; nectar guides yellow to orange; tepals spreading, claws erect, outer 12-21 mm long, inner 11-18 mm long. Stamens: filaments 5-8 mm long, united below in smooth cylindric column; anthers 3-5 mm long, diverging, exceeding style branches, arched after anthesis, apex curved inward. Ovary 3-6 mm long, globose; style branches 2-3 mm long, diverging, appressed to anthers, bilobed, crests lacking. Flowering time Oct.-Dec. Capsule globose-oblong.
Cormous geophyte, up to 200 mm high. Leaf usually solitary, basal; blade linear, channelled, often lightly twisted, margins crisped. Flowers: anthers exceeding style branches and displayed well above segments; style crests vestigial; perianth with segment claws 2-3 mm long, segments subequal, blue-mauve with yellow to orange markings; Oct., Nov.
Cormous geophyte, 80-200 mm tall. Leaf usually single, linear, channelled, often lightly twisted, margins rarely crisped. Flowers enclosed in green spathes, blue-mauve with yellow to orange markings, tepals subequal, claws short, clasping, limbs spreading, style branches reduced, crests vestigial.
Cormous geophyte, 8-20 cm. Leaf usually solitary, linear, channelled, often slightly twisted, margins rarely crisped. Flowers blue-mauve with yellow to orange markings, tepals subequal, style branches reduced, crests vestigial.