Large tree. Twig, leaf buds, stipule outside, panicles, calyx, parts of petals exposed in bud, ovary and nut persistently evenly tawny brown pubescent; becoming sparse, scabrous, on fruit calyx, stipule within, petiole and leaf nervation beneath. Twig 2-3 mm ø apically, terete, becoming smooth. Leaf bud to 7 by 4 mm, ovoid-falcate, acute. Leaves (6.5-)10-15 by (3.5-)4-8 cm, elliptic-oblong to ovate, occasionally obovate, +-thinly coriaceous; base obtuse to shallowly caudate; acumen to 7 mm long, short, ± abrupt; nerves 19-25 pairs, very slender but +-prominent beneath, applanate above, arched, at 65°-70°; tertiary nerves densely scalariform, very slender but evident and slightly elevated beneath; midrib slender but prominent beneath, obscure and depressed above; petiole 16-22 mm long, slender. Panicle to 14 cm long, slender, terminal or axillary, lax; singly branched, branchlets to 4 cm long, bearing to 3 secund flowers. Flower buds to 10 by 5 mm, ellipsoid; sepals narrowly ovoid, acuminate, somewhat unequal; petals white; stamens 15, shorter than style at anthesis; filaments very long and slender, with scabrous apices, 2.5-3 x length of anthers. Ovary small, ovoid, puberulent, tapering imperceptibly into a tapering puberulent stylopodium twice its length and long filiform glabrous style thrice its length. Fruit pedicel c. 2 mm long and Ø, base of fruit obtuse. 3 longer calyx lobes to 18 by 1.5 cm, spatulate, obtuse, c. 1 mm broad above the 11 by 10 mm elliptic saccate thickened base; 2 shorter lobes to 7 by 0.5 cm, lorate, subacute, similar at base. Nut to 14 by 10 mm, ovoid, prominently apiculate.