Perennial herb, succulent, little branched, ± 0.06 m long, leaves deciduous before fruiting. Leaves obovate-cultriform, 10-25 x 6-12 mm, obtuse to rounded, dorsiventrally compressed, slightly convex both sides, covered with papillae, glabrous with age, green to grey-green. Inflorescence a spike-like thyrse, several dense dichasia; flowers pedicellate or almost sessile; distinct peduncle but leaves gradually shorter upwards. Calyx fleshy, green, covered with hairs and marginal cilia. Corolla tubular, fused 1 mm, white; lobes oblong-lanceolate, 2.5-3.5 mm long, acute to obtuse, dorsal appendage, slightly recurved. Flowering time Dec.-Mar.