Prostrate or tufted perennial, less than 15 cm tall; stems with sparse, crisped hairs. Leaves ovate-oblong in outline; stipules triangular, 2-3 mm long; petiole 1.5-3 mm long, with sessile, elliptic gland 0.3-0.5 mm long; rachis 2-4 cm long, grooved and glabrous on adaxial surface; leaflets 15-30 pairs, sometimes overlapping, oblong, 3.3-6.6 mm long, 1-1.6 mm wide, glabrous or a few hairs beneath. Inflorescence supra-axillary, 1-3-flowered; pedicels 6-25 mm long. Sepals c. 2/3 length of petals. Petals 8-10.5 mm long. Stamens 8 or 9; anthers 3-5 mm long. Ovary pubescent. Pod to 5 cm long, 3.5-4.5 mm wide, sparsely pubescent.