Decumbent shrublet to 50 cm. Leaves 3-foliolate, leaflets subterete, thickest near tip, straight or slightly curved, glabrous or sparsely hairy. Flowers single at tips of branchlets, very small, pale yellow, standard ± violet, wings and keel glabrous, calyx sparsely hairy, lobes awl-shaped, subterete, slightly incurved, subglabrous.