Perennial herb with several to many decumbent or ascending shoots 10–45 cm. long from a woody rootstock.. Branches brown, densely to sparsely covered with ± spreading, often twisted, long silvery hairs.. Leaflets 3, elliptic, obovate or obovate-elliptic, 1·2–4·1 cm. long, 0·4–1·4 cm. wide, acute or rounded but mucronulate at the apex, rounded or cuneate at the base, both sides laxly pilose with adpressed silvery-grey twisted hairs; petioles ± 2 mm. long; rhachis very short or obsolete; stipules brown, lanceolate, up to 9 mm. long, 2 mm. wide, densely veined.. Inflorescences fairly numerous, axillary, (1–)2–4-flowered; peduncles 1–1·2(–3 in fruit) cm. long; pedicels 1–3(–5 in fruit) mm. long.. Calyx covered with long silvery hairs, 5–8 mm. long; lobes lanceolate, drawn out at their tips, longer than the tube.. Corolla yellow streaked with dark red; standard oblong-obovate, ± 9 mm. long, 8·5 mm. wide, finely pubescent outside.. Pods oblong, 1·4–2 cm. long, 8–9 mm. wide, rather laxly pilose with long silvery, ferruginous or golden hairs.. Seeds dark brown, somewhat shiny, oblong, longest dimension 5·5 mm., shorter dimension 3·5 mm., 2 mm. thick; rim-aril cream.