Erect robust annual 30–50 cm high, stems ± succulent, glabrous to sparsely hairy.
Leaves 3-foliolate; leaflets ± obovate, 10–30 mm long, 6–14 mm wide, apex rounded to cuneate, margins toothed; petiole to 30 mm long; stipules ± triangular, 6–10 mm long, dilated and prominently toothed towards base.
Racemes 3–12-flowered, shorter than subtending leaves; rachis 5–20 mm long; peduncle 5–15 mm long. Calyx c. 3 mm long, 10-veined. Corolla 4–5 mm long, yellow.
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