Plants mostly 400 to 600 mm high. Corm up to 20 mm diam., with broad, fasciated stolons up to 60 mm long, branching distally and each branch with a small terminal cormlet; tunics of brown, membranous layers later becoming fibrous. Stem simple or with 1 short branch subtended by acute bracts and prophylls. Leaves 4 or 5, sword-shaped, often slightly twisted distally, main vein thickened, margins not raised, upper 2 leaves sheathing stem, uppermost often entirely sheathing. Spike fairly crowded, mostly 15-to 20-flowered; bracts translucent white turning pale straw-coloured above with age, mostly ± 8 mm long, ± reaching node above, outer obscurely 3-veined, central vein more prominent, 3-lobed, central lobe longest, acute, outer lobes ± obtuse, inner 2-veined and 2-cusped. Flowers salver-shaped, pink-purple, dark purple in throat, bases of tepals white sometimes edged with pale pink, tube dark red-purple to brown outside, unscented; perianth tube 13-15 mm long, ± filiform below, flaring in upper 3 mm, with nectar held in upper part; tepals ovate, 20-22 x 10 mm long spreading but remaining ± spooned. Filaments erect, contiguous, white, ± 4 mm long, exserted ± 2.5 mm from tube; anthers diverging, 6-8 mm long, yellow. Style dividing opposite or shortly above base of anthers, branches arching outward, between anthers, white, ± 5.5 mm long.
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Cormous geophyte, 20-60 cm, stem wiry, corm with flattened stolons bearing multiple cormlets. Leaves sword-shaped. Flowers mauve-pink, purple in tube, tube filiform below, flared in upper third.