Medium-sized, sometimes large, smooth barked tree with stilt roots and thin buttresses. Twigs, leaf buds, petioles, midrib above, and domatia densely +-persistently tawny puberulent, panicles sparsely so, petals outside densely golden pubescent. Twig c. 1 mm ø apically, slender, straight, ± horizontal, terete, becoming dark brown; stipule scars minute, pale. Buds minute; stipules small, linear, fugaceous. Leaves (4.5-)6-12 by (1.8-)2.2-5 cm, lanceolate, coriaceous; base broadly cuneate, subequal; acumen to 1.8 cm long, prominent; nervation dryobalanoid; main nerves c. 13 pairs, with many ± shorter secondaries, slender but evident beneath, distinctly narrowly depressed above, frequently with pubescent axillary domatia; tertiary nerves usually evident on both surfaces, minutely reticulate; midrib slender but distinctly elevated on both surfaces; petiole 6-12 mm long, slender. Panicle to 4 cm long, slender, axillary to ramiflorous, singly branched; branchlets to 1.5 cm long, bearing to 7 secund flowers. Flower buds c. 2.5 by 2 mm, ovoid. Sepals broadly ovate to suborbicular, mucronate or subacuminate. Stamens 15, filaments broadly compressed at base, tapering and filiform distally; appendages slender, c. twice as long as subglobose anthers; ovary and stylopodium narrowly subcylindrical, equal in height but the ovary broader, without median constriction; style shorter than either, columnar, tapering. Fruit pedicel to 2 mm long, slender. 2 longer fruit calyx lobes to 5.5 by 1.2 cm, spatulate, narrowly obtuse, tapering to c. 2 mm broad above the to 7 by 3 mm ovate saccate thickened base; 3 shorter lobes to 4 by 3 mm, ovate, saccate, thickened. Nut to 9 by 7 mm, ovoid, bluntly apiculate.
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