Dioecious erect shrub to 1.5 m high. Leaves imparipinnate, 2–4.8 cm long excluding petiole; lateral leaflets 16–28, rarely to 32, oblong to broadly obovate or sometimes obtriangular or angular-obovate, rarely linear, broadly acute to obtuse, sometimes mucronate, sometimes obscurely 2-or 3-toothed, entire or sinuolate, revolute, cuneate & oblique at base, 4–7 mm long, rarely as short as 1.5 mm, 1–4 mm wide, pubescent; terminal leaflet lobe-like, otherwise similar to laterals; petiole 3.5–8 mm long. Flowers in axillary panicles; pedicels 7–14 mm long. Sepals 4, rarely 5, lanceolate, 3–4 mm long, caducous. Stamens 8, rarely 9 or 10. Ovary densely pubescent. Capsule 3-winged, broadly to transversely obovate in lateral view, 13–16.5 mm long, 15–20 mm wide, sparsely pubescent; wings 3–4 mm wide, coriaceous; dehiscence septifragal.