Tree, 20-35 m by 25-60 cm. Branchlets 0.5 cm thick, young parts densely tomentose; pith with some very small, scattered vascular strands. Leaves 2-4-jugate, densely pubescent. Petioles 3-8.5 cm, much flattened at the base, pith with some vascular strands. Leaflets ovate or obovate to oblong, 4-20 by 2-7 cm, chartaceous, midrib and nerves on the undersurface densely pubescent; base cuneate to +-rounded; apex rather abruptly, shortly, and bluntly acuminate; nervation prominent beneath, nerves (7-) 10-13 pairs (angle c. 70°), curved, not arching. Panicles (female unknown) terminal, lax, up to 30 cm long, branched from the base, branches up to 14 cm, densely tomentose. Flowers (female unknown) 2.5-3 mm, tomentose. Calyx 1 mm high, nearly truncate. Stamens free. Disk cushion-shaped to cupular, radially furrowed. Rudimentary pistil very small. Infructescences terminal, broadly paniculate, 8-17.5 cm long, stout, densely tomentose. Fruits ellipsoid, 2-2.5 by 1-1.25 cm, rounded at base and apex, style-remains terminal. Cotyledons contortuplicate, palmatifid.
Primary forests up to 175 m. Fl. Jan., April, fr. May, Oct.
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