Suffruticose, suberect, subglabrous; leaves on short petioles, trifoliolate; leaflets linear-lanceolate or lanceolate, very acute, with inrolled margins, green and sparsely strigose above, dark coloured, glabrous and veiny beneath; stipules lanceolate-acuminate, striate, much longer than the petioles; racemes on long peduncles, elongating, many-flowered; bracts ovato-lanceolate, longer than the flowers, deciduous; calyx semi 5-fid, the lobes sublanceolate; petals glabrous; legumes terete, peduncles glabrous.