Somewhat fleshy annual herb, sometimes forming mats; stems to 100 cm long, usually with dense reflexed white hairs in young parts. Leaves with (2–) 3 (–4) pairs of leaflets, the lowest pair inserted well above stem or close to stem; leaflets elliptic or obovate to almost broadly so, oblique, spreading, 6–9.5 mm long, 4–6 mm wide, sometimes lowest pair smaller, obtuse or shortly acuminate, ciliate, otherwise glabrous. Flowering pedicel 2–7 mm long, upright. Sepals c. 5 mm long, glabrous adaxially, with white appressed hairs abaxially. Petals obovate, 4.5–8.5 mm long, yellow, often orange towards base. Extrastaminal glands 5; intrastaminal glands forming a sinuate ring. Stamens usually 10, up to 6 of these with linear anthers, at maturity equal to stigma; filaments c. 2.5 mm long. Ovary 5-lobed, glabrous, with white hairs between lobes or hairs all over; style (including stigma) 1.5–2 mm long. Fruit glabrous or shortly pubescent, of 1–4 tardily dissociating, fully developed cocci; pedicel 4.5–9 mm long, deflexed. Cocci c. 4 mm high, with pair of divergent basal and medial spines or bumps dorsally.
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