Perennial, much branched, herb, sometimes erect or decumbent to prostrate; stems up to 0.7 m long. Leaves 15-25 mm long (x = 20 mm), shortly petiolate, 20-70 mm apart; leaflets 7-11 x 3-7 mm. 4-5-jugate, elliptic to obovate, apex rounded and mucronulate, base cuneate, upper surface glabrous, lower surface strigose; petiole 2-6 mm long, glabrescent or glabrous; stipules 3-4 x 1-2 mm, narrowly triangular, acuminate, glabrescent. Inflorescence 22-117 mm long (x = 57 mm); peduncle glabrous, with 2-10 flowers (x = 4) above the middle; flowers 2-5 mm apart. Bracts 2-3 mm long, triangular to narrowly ovate, acuminate, glabrous. Pedicel 3-4 mm long, usually shorter than the calyx, glabrescent or very sparsely strigose. Calyx 4-5 mm long, unequally 5-lobed; tube 2 mm long; lobes 3-4 mm long, always conspicuously longer than the tube, lanceolate, acute, glabrescent without, strigose to strigoso-tomentose within, hairs brown. Corolla pink; standard 7 x 6 mm, obovate to broadly obovate. apex rounded to retuse, base broadly attenuate; wings 6 x 1.5-2 mm, obliquely oblong-elliptic, apex rounded, claw long; keel 7 x 6 mm. obliquely oblong, apex rounded to oblique. Gynoecium: ovary 5 mm long, narrowly elliptic, oblique basally sub-stipitate, glabrous; style 2 mm long, sparingly bearded around the stigma; stigma asymmetric, clavate. Pods 20-23 x 8-10 mm. obliquely depressed-ovate or ovate, scarious, glabrous. Seeds 5-11.
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Perennial, non-climbing herb, sometimes erect or decumbent to prostrate, 0.4-1.0 m high. Leaves 15-25 mm long. Leaflets 7-11 x 3-7 mm, 4-or 5-jugate, elliptic to obovate, base cuneate, apex rounded and mucronulate; upper surface glabrous; lower surface strigose. Stipules 3-4 mm long, narrowly triangular, acuminate, glabrescent. Inflorescence lax, 2-10-flowered; peduncles 35-60 mm long; bracts 2-3 mm long. Pedicels 3-4 mm long. Flowers up to 6 mm long. Calyx 4-5 mm long. Gynoecium: ovary narrowly elliptic, oblique basal, substipitate, glabrous; style 2 mm long, bearded only around stigma. Flowering time all year. Pod 20-24 x 8-13 mm, obliquely depressed-ovate or ovate, scarious, glabrous.