Spreading, ?perennial shrub, to 1.2 m high and 3 m wide, sometimes sprawling on other plants. Leaves with 1 pair of leaflets; petiole apparently terete to somewhat flattened, 5–15 mm long; leaflets succulent, narrowly ovate to ovate, 10–30 mm long, 1–6.5 mm wide, articulated at base, acute to narrowly acute. Pedicel 4–7 mm long in flower, erect. Sepals 4, c. 3.5 mm long. Petals 4, spathulate, 5.2–7 mm long, longer than sepals, yellow drying white. Stamens 8; filaments 2.9–3.7 mm long, not winged, slightly dilated at very base. Disc 4-lobed; lobes free or joined, semicircular. Ovary 4-winged, 4-celled, glabrous; stigma minute, obscurely 4-lobed. Fruit pendent, 4-winged, 4-celled, not breaking into single winged fruitlets, transversely broadly elliptic, 11–25 mm long, rounded with deeply emarginate apex; wings with widely spaced reticulate venation; pedicel 4–13.5 mm long; fruiting style 1.3–1.8 mm long. Seeds (0) 1 (2) per cell, 5–5.5 mm long, 1.5–2 mm wide, brown, finely pitted by presence of layer of hygroscopic hairs all over.
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