Prostrate, subglabrous herb; stems 30–50 cm long. Leaves in unequal pairs or alternate, with 6 or 7 pairs of leaflets above 3–11 mm long petiole; leaflets very shortly petiolulate, ovate, 3.5–10 mm long, 1.8–3 mm wide, oblique at base, shortly acuminate, glabrous or sparsely pubescent on margins adaxially and abaxially, concolorous. Flowering pedicel 11–17.5 mm long, upright. Sepals 6–6.5 mm long, sparsely appressed-pilose abaxially, glabrous except for pubescent margins adaxially. Petals obovate, c. 9.5 mm long. Stamens 10, all fertile; filaments 6 mm long. Ovary densely white-pubescent; style 1.8 mm long in flower; stigma 1.7 mm long. Fruit 5-lobed, to 10 mm high, 15–30 mm diam., dissociating into 2–5 cocci; fruiting pedicel 15–25 mm long. Cocci woody, bilaterally symmetric, rounded and ±smooth dorsally and with a pair of medial spines 4–6 mm long.
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