Dioecious spreading shrub to 3 m high. Leaves imparipinnate, 4.5–9.5 cm long excluding petiole; leaflets 9–25, linear, usually shallowly channelled above, broadly acute to obtuse, entire, narrowly cuneate at base, 9–22 mm long, rarely to 30 mm, 1–2 mm wide, glabrous; petiole 8.5–18 mm long. Flowers in 6–10-flowered axillary cymes; pedicels 6.5–9 mm long. Sepals 4, ovate, 1.5–1.6 mm long, caducous. Stamens not seen. Ovary glabrous. Capsule 4-winged, transversely oblong in lateral view, 4.5–5 mm long, rarely to 9 mm, 10.5–20 mm wide, glabrous; wings 2.5–5 mm wide, rarely to 9 mm, coriaceous; dehiscence septifragal.