Decumbent or prostrate, spreading, annual herb, to 20 cm high, wider than high. Leaves with 1 pair of leaflets; petiole narrowly winged, 5–15 mm long; leaflets succulent, obovate, some-times broadly so, 5.5–15 mm long, 2.8–8.5 mm wide, continuous with petiole and not articulated at base, rounded-obtuse, sometimes with fragile acumen. Flowers solitary at each node. Pedicel 2–3.5 mm long in flower, erect. Sepals 5, 2–3.5 mm long. Petals 5, obovate to spathulate, 3.7–5.3 mm long, longer than sepals, yellow drying white. Stamens 10; filaments 1.7–2.2 mm long, winged basally; wing apex widened and with an acute tooth either side of filament. Disc 5-lobed, entire, sinuate, succulent, papillose on margin. Ovary 5-angled, 5-celled, glabrous; stigma minute, lobed. Capsule pendent, 5-angled, 5-celled, transversely broadly elliptic, 6.5–8 mm long, rounded at apex; pedicel 2–6.5 mm long; fruiting style 0.5–0.6 mm long. Seeds 1 per cell, smooth, pale to dark brown, not markedly shiny.
Occurs in rocky areas, often in red sand amongst scattered mulga, or incalcareous areas with Eucalyptus transcontinentalis.
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