Trees to 30 m tall, without buttresses or small ones to 50 cm; the young branches densely tomentellous, glabrescent, lenticellate. Stipules oblong, to oblong-ovate, 5-12 mm long by 3-5 mm wide at base, membraneous, early caducous, pilose on exterior. Leaves chartaceous to subcoriaceous, elliptic to oblong elliptic, 7—14(—21) by 3-7.5 cm, obtuse to shortly broad acuminate at apex, the tip up to 3 mm long, rounded to subcordate at base; glabrous and shiny above, with deep-set stomatal crypts beneath obscured by dense caducous lanate pubescence when young; midrib plane to slightly impressed above, pilose towards base, prominent beneath; primary veins 9-14 pairs, arcuate, prominulous above, prominent beneath; petioles 4-8 mm long, with 2 conspicuous glands near middle, lightly canaliculate, glabrescent. Inflorescence of short axillary panicles 2-6 cm long, the rachis and branches brown tomentose; bracts and bracteoles membraneous, tomentellous on exterior, puberulous within, caducous. Receptacle conical-campanulate, 3 mm long, densely pilose on exterior, almost sessile. Petals spathulate, bluish. Calyx lobes elongate-triangular, 2 mm long, acute, pilose on both surfaces. Fertile stamens 8, unequal. Ovary densely pilose. Style glabrous, equalling stamens, the stigma truncate. Fruit ellipsoid, 4 by 2.5 cm, epicarp densely lenticellate; mesocarp 3-4 mm thick; endocarp marbled in cross section, hard, 5 mm thick, densely lanate within.
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