A suffruticose. Steins flexuous, slender, pubescent, becoming more or less glabrous, glandular, leafy. Leaves trifoliolate, shortly petiolate, stipulate; petioles up to 2.5 mm long; leaflets up to 1.8 cm long, 8 mm broad, cuneate-oblong, flat, obtuse, mucronulate, coriaceous, hispidulous, glabrescent, nigro-punctate, especially near the margins. Stipules up to 4 mm long, subulate, veined. Inflorescence terminal, interrupted or axillary. Flowers sessile, 2-3 together. Calyx-tube 3 mm long, 5 mm broad, veined, glands few, Translucent, hispid along veins, otherwise glabrous; lobes linear-lanceolate, acute, ciliate, hispid, glands translucent, shortly hispid on the inner surface; upper and lateral lobes 3.5-4 mm long, up to 1 mm broad; lowest lobe 5.5 mm long, 1.5 mm broad. Vexillum 8 mm long, 6.5 mm broad, obovate, with a claw 1.5 mm long; alae 9 mm long, 3 mm broad, with a linear claw 2.5 mm long; carina 3 mm long, 2 mm broad, with a linear claw 3.5 mm long. Ovary glabrous; style 3 mm long, glabrous.
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Slender, resprouting subshrub to 80 cm. Leaves 3-foliolate, leaflets elliptic-oblanceolate, margins sparsely hairy; stipules caducous. Flowers in slender racemes, purple, calyx hispidulous and prominently glandular, lowest sepal slightly larger.