Tree 15 m. Twigs 3 mm diameter, rather late glabrescent, hairs shaggy, 1 mm long; older twigs not flaking, with many small lenticels. Leaves chartaceous or thinly coriaceous, (ovate-)oblong, 15-22 by 6-8.5 cm, base short-cuneate or broadly rounded, apex acute-acuminate, upper surface olivaceous, glabrescent, indumentum minute, greyish, lower surface pale greyish brown, persistent or late glabrescent, hairs interwoven, scale-like, (brown-)grey, 0.1 mm; not papillose; dots absent; midrib slightly raised above, lateral nerves 16-20 per side, at 60-70° to the midrib, lines of interarching and venation faint; petiole 10-15 by 2.5-3.5 mm, late glabrescent, hairs shaggy, 1 mm; leaf bud 15 by 4 mm, hairs dense, woolly, rufous, 1(—1.5) mm. Inflorescences between the leaves, of the Knema-type: in male a sessile or to 2 mm pedunculate, scar-covered brachyblast 2-5 mm, with (1 or) 2-10 flowers, buds almost equal in size, all parts late glabrescent or hairs shaggy, rufous, 1 mm. Male flowers: pedicel 4 by 1 mm, bracteole rounded, 1 mm, caducous, (sub)apical; buds ellipsoid-oblong, 8(-10) by 4.5(-5) mm, apex blunt, cleft c. 1/4, lobes 2 mm long, 0.3 mm thick. Androecium 7 mm; androphore 2 by 1 mm, glabrous; synandrium 5 by 1.5 mm, thecae 14-16, sterile apex broadly rounded, 0.2-0.3 mm long. Female flowers and fruits not seen.