Woody, sub-erect undershrub; branches clothed with short grey pubescence, somewhat angular; stipules subulate, scarious; leaves simple or unifoliate, alternate, stipellate, lamina membranous, sub-coriaceous, oblong-ovate, broad, acuminate, entire, subcordate, narrow gradually to an acute point at the base, glabrous above, thinly grey puberulous beneath, main lateral nerves and pedicels puberulous; racemes axillary or terminal, sublax, simple or with a few ascending, short lateral branches in lower part; bracts minute, setaceous; flowers numerous; calyx tube, finely downy, teeth lanceolate; corolla violet, purple or white, exserted, standard broad, wings adhering to the obtuse keel; stamens diadelphous (9+1), upper stamen free nine united; ovary sessile or stipitate, few ovuled, style incurved, stigma minute, capitate; pods 6-8 jointed, indehiscent, joints 1-seeded, compressed, grabrescent or clothed with minute hooked hairs.