Small tree. Panicles, petals outside and nut persistently densely buff puberulent, calyx outside caducously so, parts of petals exposed in bud puberulent; other parts glabrous. Twig c. 2 mm ø apically, terete, smooth. Buds minute, ovoid, acute. Stipules unknown. Leaves 8-16 by 4-7.5 cm, oblong, chartaceous, prominently peltate; acumen to 1 cm long, cuspidate; nerves 8-9 pairs the first 3 of which arise from the petiole insertion, arched, slender but distinctly raised beneath, elevated above as also the subreticulate tertiaries and terete midrib; petiole 1.8-3 cm long, slender. Panicle to 14 cm long, terminal or subterminal axillary, with to 1 cm long branchlets bearing to 5 secund flowers. Flower buds to 6 mm long, lanceolate; sepals ovate, acute, subequal; petals yellow; stamens 15, in 3 unequal verticils; filaments broad at base, tapering and filiform beneath the broadly ellipsoid anthers; appendages c. 1.5 times length of anther, scabrous towards the apex, slender; ovary ovoid, sericeous distally, crowned by a glabrous columnar style equal in length. Fruit subsessile; calyx lobes to 8 by 5 mm, short, subequal, ovate, acute, incrassate, tuberculate; nut to 30 by 9 mm, fusiform, tapering, acute.
A sub-canopy to canopy tree, locally common or even gregarious, on well-drained flat land or low hills in mixed dipterocarp forest. Usually found on leached clay soils.
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Locally common or even gregarious, on well-drained flat land or low hills in mixed Dipterocarp forest.
Can be grown by seedlings. Seeds needs soaking.
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