Tree, 18-40 m, 25-60 cm ø; bark greyish brown, cankered with longitudinal rows of lenticels or scaly, inner bark ½-1½ cm thick, fibrous, reddish brown; buttresses narrow, up to 1.3-3 m tall. Branchlets initially densely rufous-tomentose, later glabrous, lenticellate; terminal buds subglo-bose, 3-5 by 4-5 mm. Stipules linear-acute, 5-7 by 1 mm. Leaves thin-coriaceous, elliptic-lanceolate or elliptic-oblong, 5-14 by 1-5 cm; above glabrous, glossy, beneath densely rufous-tomentose, glabrescent; base attenuate-acute, usually asymmetrical, margin remotely serrulate near the acute or sharply acuminate apex; midrib and nerves strongly prominent beneath, flattened or slightly raised above; nerves 5-12 pairs, parallel, arcuating towards the margin, at an angle of 60-70°; reticulation fine, subscalariform, obscure on both surfaces; petiole 1-3 cm, terete or adaxially flat. Young infructescence 1-2 cm, carrying 1-5 young fruits; bracts linear-acute, 1-2 mm long, densely tomentose; perianth of the ♀ flower (in young fruit): staminodes ø, styles 2-3 mm, recurved. Young cupule ovoid-conical; lamellae 3-4. Ripe cupule shallowly cup-shaped, or patelliform, 5-7 mm high, 2-2½ cm ø, covering ⅓-¼ part of the fruit; lamellae 5-7, thick; rim denticulate; base truncate or rounded. Ripe fruit ovoid-conical or conical-cylindrical, 2-3 by 1½-2 cm, densely sericeous, glabrescent; base truncate or convex, top rounded-or depressed-umbonate.
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