Medium-sized, flaky-barked tree with tall buttresses. Parts of petals exposed in bud, panicles, bracts and stipules densely persistently buff pubescent; calyx, twigs and petiole caducously so. Twig c. 2 mm ø apically, becoming smooth, terete, blackish. Buds minute, ovoid; stipules to 4 by 2 mm, lanceolate, acute, caducous. Leaves 10-28 by 3.5-10 cm, variable in size and shape, chartaceous, undersurface pale and dull, margin ± revolute; base ± prominently unequal, cuneate abaxially, the adaxial side cuneate to deeply cordate; acumen to 1 cm long, slender; nerves (11-)14-16 pairs, slender but prominent beneath, narrowly elevated above, arched, at 50°-65°, usually with +-prominent glabrous porous canaliculate domatia; tertiary nerves densely scalariform, slender, evident beneath; petiole 9-15 mm long. Panicle to 9 cm long, to 3-axillary or terminal, singly branched; branchlets to 2.5 cm long, bearing to 4 flowers; bracteoles to 2 by 2 mm, ovate, acute. Flower buds to 3 by 2 mm, ovoid. Sepals subequal, broadly ovate, acute. Stamens 15, shorter than style, in 3 subequal verticils; filaments compressed and broad at base, tapering to the subglobose anthers; appendages ± equal to length of anthers, slender. Ovary small, tapering into a distinct equally long subcylindrical stylopodium and short style. Fruit pedicel to 3 mm long, stout. 2 longer calyx lobes to 8 by 2 cm, spatulate, obtuse, c. 5 mm broad above the to 5 by 4 mm ovate saccate thickened base; 3 shorter lobes to 7 by 4 mm, ovate, acuminate, shorter than nut. Nut to 17 by 8 mm, narrowly ovoid, tapering, prominently apiculate.
Home