Tree 10-20 m. Twigs 7-12 mm diameter, at first with coarse rusty hairs 1-2 mm long, glabrescent; bark pale-or grey-brown, glabrous, not or hardly striate, coarsely flaking. Leaves chartaceous or coriaceous, oblong(-lanceolate), 45-65 by 13-24 cm, apex bluntish to acute-acuminate, base broadly rounded or cordate, with the basal nerves ± crowded, when immature with dense hairs 2 mm long, early glabrescent, dull greenish to brown above; lower surface glabrous, faintly papillate or not; dots absent; midrib stout, raised above; nerves 21-30 pairs, raised; venation distinct; petiole at first with dense rusty hairs 1-2 mm long, late glabrescent, 15-20 by 8-10 mm. Inflorescences: sessile, brachy-blast simple or warted, 10-15 mm diameter, in male (5-) 10-25-flowered, female 2-6-flowered; flowers with dense ± woolly hairs 0.8-1 mm long, for the larger part early glabrescent or easily rubbed off; perianth 3-lobed, inside at base ridged or coarsely striate, reddish (?). Male flowers: pedicel 16-21 mm long, bracteole subpersistent, about median; buds ± depressed globose-obovoid, 7 by 8 mm, cleft 3/4-4/5, lobes 0.5-1 mm thick; staminal disc circular, flat, 3.5 mm diameter; anthers c. 20, subsessile or just stiped, nearly horizontal, 0.6 mm, not touching; the androphore tapering, 1.5 mm long, striate. Female flowers not seen. Fruits 1-3 per infructescence, obovoid or oblong, 4-4.5 by 2-2.6 cm, with dense coarsely woolly brown hairs 3-5 mm long, caducous or easily rubbed off; dry pericarp 3 mm thick; fruiting pedicel 18-25 mm long, with the scar of the bracteole at or somewhat above halfway.