Medium-sized tree to 50 m tall. Twigs, leaf buds, petioles, midrib above and panicle densely persistently rufous cinereous, calyx and ovary caducously so, leaf undersurface sparsely caducously so. Twig c. 2 mm ø apically, slender, terete, much branched, pale brown. Bud to 3 by 2 mm, small, ovoid; stipules fugaceous, not seen. Leaves 5-14 by 2.6 cm, elliptic-obovate, coriaceous; base cuneate; acumen to 1 cm long or short; margin frequently subrevolute; nerves 11-12 pairs, arched, ascending, slender but distinctly elevated beneath, evident above as also the midrib; tertiary nerves densely subreticulate, hardly elevated on either surface; petiole 5-15 mm long, short, relatively slender. Panicle to 2 cm long, axillary, congested, irregularly branched. Flower buds to 8 by 3 mm, lanceolate; appendage to connective as long as anther cells, deltoid, prominent; style slender, twice as long as ovary; stigma shortly conical; flowers otherwise typical. Fruit pedicel to 3 by 2 mm; calyx lobes to 30 by 13 mm, lanceolate, acute, c. 6 mm wide at the revolute base, becoming reflexed; nut to 2.5 by 2.5 cm, turbinate, verrucose, with to 1 cm long persistent tapering style remnant.
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