Plants 80-300 mm long. Corm with a crescent-shaped basal ridge, tunics often split into minute parallel fibrils on the ridge. Stem, leaves and peduncles as in R. hirta. Bracts green, outer with hairs on some veins, with narrow (outer) and wide (inner) membranous margins and tips. Flowers 16-35 mm long, violet-rose to lilac or rarely salmon-pink, cup violet or greenish yellow, with a violet blotch or transverse band on each segment in the throat. Anthers 2-6 mm long, incurved, circinal or sub-erect, purple or golden-yellow, 2-6 mm long, pollen brick-coloured, orange or yellow. Style 5-12 mm long; stigmas reaching below to just above the anther tips. Capsules ellipsoid or subglobose, on curved peduncles which straighten somewhat later.
Cormous geophyte, stem 50-100 mm tall, corm with an oblique basal ridge. Leaves several, hairy, 4-winged (H-shaped in cross section). Flowers on hairy peduncles, rose to lilac or pink with dark bands at edge of yellow cup; fruiting peduncles curved, later straight; bracts green, outer hairy below with hyaline margins and tip, inner with wide hyaline margins.
Cormous geophyte, 4-12 cm, corms with an oblique basal ridge, basal ridge fibrous. Basal leaves several, 4-winged, wings ciliate. Flowers rose to lilac or pink with yellowish cup.