Tree to 40 m high. Leaves mostly 15–40 cm long; leaflets 10–18, elliptic or lanceolate, acute or acuminate, subcoriaceous; lamina mostly 5–15 cm long and 1.5–4.5 cm wide; base acute or obtuse; secondary veins mostly 13–19 pairs; petiolules 5–15 mm long. Male flowers: sepals ovate, 0.8–1 mm long, pubescent outside, glabrous inside; petals elliptic or ovate, 1.6–1.8 mm long, glabrous; anthers 0.5 mm long; filaments 1.5–1.7 mm long. Female flowers: sepals and petals oblong-ovate, 1–1.3 mm long, pubescent outside, glabrous inside; ovary pilose; style 0.8 mm long; cupule to 2 cm long. Fruit 4 mm long, 7–8 mm wide, pilose; marginal hairs to 4 mm long.