Shrub to 2 m high. Branchlets ridged with prominent decurrent leaf bases, not glandular-verrucose, glabrous or with few hairs or with moderately dense stellate hairs mixed with a few simple and bifid ones. Leaves trifoliolate; petiole 2–8 mm long; central leaflet elliptic to obovate, 5–14 mm long, 3–8 mm wide, crenulate, flat, obtuse or acute, not glandular-verrucose, glabrous or with few hairs along midvein or adaxial surface with scattered appressed hairs and abaxial surface with a sparse indumentum of simple and bifid hairs concentrated near base; midrib raised abaxially; secondary veins obscure. Inflorescences shorter than leaves, 1–3-flowered; peduncle less than 8 cm long. Sepals 0.7–0.8 mm long, glabrous or with scattered appressed hairs adaxially and with sparse simple and bifid hairs mainly near base abaxially, slightly glandular-verrucose. Petals valvate, 2.5–3.5 mm long, white to pink, densely stellate-hairy adaxially, sparsely stellate-hairy abaxially and pubescent along margins. Filaments glabrous or with scattered simple hairs, not or slightly glandular distally. Cocci glabrous, smooth.