Tree to 14 m high, glabrous except flowers. Leaf rachis 17–22.5 cm long; leaflets 2–8, occasionally to 12, oblong-ovate to elliptic-oblong, ± falcate, acute to subcaudate, acute and oblique at base, 13–16 cm long, 4.5–5.5 cm wide, rarely to 25 cm long and 9.5 cm wide, shining above, finely veined and reticulate; lateral veins 12–20 pairs; petiolules long-pulvinate, 7–10 mm long; petioles 3.5–8 cm long. Panicles 20–34 cm long, densely flowered; pedicels 2–5 mm long. Calyx lobes 1.5–4 mm long. Petals 2.5 mm long, long-clawed, with thickened basal margins, pubescent inside. Disc glabrous. Filaments 4–5 mm long, villous. Fruit shortly stipitate, broadly obovoid, 1.8–2 cm long, 2–2.5 cm diam., 2-locular; valves thickly coriaceous, reticulate.