Tree to 20 m. Twigs often blackish, 1.5-2 mm in diameter, at first with scurfy rusty or greyish hairs 0.1 mm long, glabrescent; bark finely striate, sometimes finely cracking, not flaking. Leaves chartaceous or thinly coriaceous, oblong-lanceolate to lanceolate, (6-) 10-25 by (2-)2.5-5 cm, apex acute-acuminate, base cuneate, upper surface (greenish) brown above, lower surface grey-glaucous, with subpersistent dense rusty to greyish hairs 0.1-0.2 mm long, or late glabrescent, with distinct hair scars; dots absent; midrib raised above; nerves 15-22 pairs, slightly raised above; venation very fine; petiole 7-20 by 1-3 mm. Inflorescences: sessile, brachyblast slender, simple or 2-to 3-fid, up to 10 mm long; in male 3-10-flowered, in female 1-3-flowered; flowers with persistent rusty hairs 0.1 mm long, perianth 3-lobed, pink or reddish inside. Male flowers: pedicel 2-5 mm long, bracteole caducous, at the middle or somewhat above; buds globose, 2.5-3 mm in diameter, cleft to over 3/4, lobes 0.5-1 mm thick; the staminal disc flat, circular, 1.5 mm in diameter, whitish; anthers 7-9, just stalked, almost horizontal, 0.3 mm long, spaced; androphore 1 mm long, red. Female flowers: pedicel 3 mm long, bracteole above the middle, ± caducous; buds ± obovoid, 4 by 3 mm, cleft to about halfway, lobes 0.5-1 mm thick; ovary ± ovoid, nearly 2 mm long; stigma sessile, 2-lobed and each lobe irregularly serrate or subentire. Fruits 1 or 2 per infructescence, ellipsoid to obovoid, 1.5-1.8 by 1-1.3 cm, with rusty hairs 0.1 mm long; dry pericarp 1 mm thick; fruiting pedicel 5—10(—15) mm long.
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