Tree, to 25 m high with trunk ca 1 dm thick; dioecious. Leaves membra-naceous or thinly chartaceous, clustered near ends of branches; petioles 1-4 cm long; stipules glandular, ca 1 mm long; blades elliptic to obovate, 14-21 cm long, 6-13 cm broad, minutely strigose-pubescent with malpighiaceous hairs on both faces, the midrib and primary veins (5-6 per side) prominently raised beneath, the veinlets distinctly raised to form a prominent reticulum, the base cuneate, the margins entire but with 1 to 2 cyathiform glands at or above the middle, the apex abruptly short-acuminate. Inflorescences axillary; male thyrses 4-8 cm long; rachis densely strigose; female racemes 3-6 cm long, rachis more coarsely yellowish-strigose. Staminate flowers subsessile; calyx-lobes fleshy, suborbicular, ca 0.9-1.1 mm long, densely strigose without; stamens apparently adnate to base of calyx-lobes, the filaments indistinct, the anthers cordate-reniform, with broad round connective opposite midrib of calyx-lobe, 0.8-1.1 mm wide. Pistillate flowers sub-sessile (pedicels ill-defined, ca 0.5 mm long, becoming ca 1 mm long in fruit); calyx-lobes ovate-deltoid, ca 1 mm long; disc cupulate, ca 0.8-1 mm high, lobed, enclosing most of the ovary before anthesis; ovary glabrous, 2-locular, the styles dilated, reflexed over the ovary to form a cap ca 0.5-0.7 mm high and 0.8-1.3 mm broad. Capsules (immature) Ca 5 mm in diam.