Tree 10-25 m. Twigs ± angular or deeply grooved, 5 mm diameter, early glabrescent, hairs less than 0.1 mm, dark brown; older twigs coarsely striate; lenticels few. Leaves (thinly) coriaceous, (elliptic-)oblong, 15-20 by 5-8 cm, base (broadly) rounded, apex ± blunt or acute-acuminate; upper surface dark olivaceous, lower surface grey-brown, with thin greyish felty interwoven scale-like hairs 0.1 mm or less; midrib flat or somewhat raised above, lateral nerves 22-30 per side (with in addition numerous intersecon-dary ones); petiole 15-20 by 4-5 mm; leaf bud 15 by 3-4 mm, with appressed hairs less than 0.1 mm, looking as if glabrous. Inflorescences incompletely known, finely pubescent. Male and female flowers not seen (see note). Infructescence with a stout short peduncle, 5-10 mm. Fruits solitary, ± ellipsoid, 4-5 by 3.5-4 cm, hairs dense, mealy, rust-coloured, 0.1 mm; pericarp hard, (5-) 10 mm thick; seeds ellipsoid, 2.5 cm; fruiting pedicel 6-8 mm, ± stout, bracteole scar at c. 1/3 below the apex.