Tree to 60 m tall, trunk buttressed up to 2 m, the young branches densely appressed tomentellous, glabrescent, with small conspicuous lenticels. Stipules lanceolate, membranaceous, 3-7 mm long, pilose on exterior, early caducous. Leaves coriaceous or rigidly chartaceous, elliptic, subovate-elliptic to oblong (leaf index 1.7-2.7), 5-10.5 by 1.8-4 cm, glabrous above when mature but with sparse lanate covering when very young, with stomatal cavities filled with grey lanate pubescence beneath, acuminate at apex, the tip 3-5 mm long, round to sub-cuneate at base; midrib prominulous above, tomentellous towards base, prominent beneath; primary veins 10-16 pairs, arcuate, prominulous above, prominent beneath; secondary veins rounded or only slightly flattened; petioles 5-9 mm long, slender, tomentellous when young, soon glabrous, usually eglandular or with 2 inconspicuous median glands. Inflorescences of predominantly axillary or terminal few-flowered lax panicles to 8 cm long, the rachis and branches appressed grey to brown appressed tomentellous; bracts and bracteoles lanceolate, c. 2 mm long, caducous. Receptacle campanulate, slightly gibbous, grey-brown pubescent on exterior, 3-3.5 mm long; pedicels 0.5-1 mm long; calyx lobes ovate, acute, 1.5-2 mm long, grey tomentellous on exterior. Petals white, spathulate, 1.5-2 mm long, caducous, glabrous. Stamens IS, with small tooth-like staminodes opposite, slightly unequal; style glabrous; stigma capitate. Fruit ellipsoid, to 3.5 by 4.5 cm; epicarp usually sparsely verrucose; mesocarp 2 mm, fleshy; endocarp hard, marbled, 3-5 mm thick, fibrous, densely lanate within.