Climbing geophyte, 0.3-2.0 m high. Corms tunicated. Stems usually simple, scandent or erect. Leaves verticillate below, alternate above, linear to ovate, apex attenuated into a recurved tendril. Flowers cymose, on upper part of stem; pedicels long, arising beside a leaf or unattended; tepals equal, persistent, slightly saccate at base, yellow. Stamens short, filiform; anthers 2-thecous, erect, basifixed. Ovary ovoid, trigonous; ovules many. Flowering time Dec.-Feb. Fruit an ovoid capsule, 3-valved, loculicidal, leathery. Seed globose, fleshy, red, on long funicles.
Climbing geophyte, up to 2 m high. Leaves cauline, verticillate below, alternate above; blade linear to ovate, ± 130 mm long, apex a recurved tendril or with an arista. Flowers: solitary; perianth with segments free, connate at base, apices pointed, recurved, golden-yellow; Nov.-Mar.
Climbing geophyte. Leaves cauline, verticillate below, alternate above, linear to ovate, attenuate into a recurved tendril or aristate at apex. Flowers solitary. Perianth segments free, recurved. Flowers golden yellow.