Dioecious spreading shrub to 1 m high. Leaves imparipinnate, 0.9–2.6 cm long excluding petiole, rarely to 4.5 cm; lateral leaflets 2–14, obtriangular, obovate, rarely oblanceolate, entire, attenuate to broadly cuneate at base, 3–8 mm long, 2–7 mm wide, glabrous or sometimes with sparse hairs on midrib below; apex 3–7-toothed, terminal leaflet elliptic or obovate, entire or rarely toothed or divided, smaller than laterals; petiole 1–4 mm long. Flowers solitary or in 3–5-flowered terminal cymes; pedicels 1.5–4 mm long. Sepals 4, lanceolate to ovate, 1.8–2.8 mm long, persistent. Stamens 8. Ovary glabrous. Capsule 4-lobed, oblong in lateral view, 4.5–7 mm long, 4.5–6 mm wide, with dense glandular hairs; appendages absent; dehiscence septifragal.