Erect shrublet, 40-70 cm with densely leafy, wand-like branches, Leaves 3-foliolate, leaflets terete, slightly incurved, not very rigid or spine-tipped, silky. Flowers solitary, scattered along branches, bright yellow, wings glabrous, keel rostrate, sparsely hairy to glabrous, calyx hairy, lobes awl-shaped, narrow, not spine-tipped or stiff.