Diffuse, prostrate or decumbent shrublet to 20 cm, stems pale, softly hairy or glabrous. Leaves pinnately 9-17-foliolate, petiole 4-12 mm long, leaflets obovate to oblanceolate; stipules ovate-falcate to lanceolate, spreading to reflexed, often membranous. Flowers in racemes on slender peduncles > twice as long as leaves, mauve to purple, back of standard petal hairy, stamens 6-7 mm long. Pods glabrous, spreading.