Decumbent or prostrate, spreading, annual herb, to 20 cm high, to 25 cm wide. Leaves with 1 pair of leaflets; petiole subterete or narrowly winged, 4–10 mm long; leaflets succulent, narrowly obovate, 6.5–15.5 mm long, 2–4.5 mm wide, continuous with petiole and not articulated at base, rounded-acute with fragile acumen. Flowers solitary at each node. Pedicel 3.5–16.5 mm long in flower, erect. Sepals 5, 2.5–3.5 mm long. Petals 5, narrowly obovate to obovate, 4–6 mm long, longer than sepals, white. Stamens 10; filaments 2–2.5 mm long, winged basally; wing apex oblique and erose. Disc 5-lobed; lobes joined, rarely apparently free in some flowers, sinuate, succulent, papillose on margin. Ovary 5-angled, 5-celled, glabrous; stigma minute, lobed. Capsule pendent initially, ?eventually erect, 5-angled, 5-celled, elliptic, rarely broadly so, 6–10 mm long, rounded at apex; pedicel 9–21 mm long; fruiting style 0.5–1.1 mm long. Seeds 1 or 2 per cell, smooth, black or dark brown, not shiny.
Found in disturbed areas, often in calcareous soils with Acaciakempeana, Triodia longiceps and Atalaya hemiglauca.