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A several-stemmed tree up to 6–12(15) m in height.Bark smooth, grey-brown.Wood pithy, soft.Twigs and petioles scurfily stellate-pubescent.Petioles 2–10 cm long.Leaf blade (5)10–20 cm long and wide, broadly ovate-suborbicular, shortly acutely or subacutely acuminate to obtuse at the apex, subtruncate to deeply cordate at the base, entire, scabrid and dull green on upper surface, ± uniformly greyish-stellate-tomentose beneath, and minutely gland-dotted beneath; main nerves 7–9 from the base, lateral nerves in 5–8 pairs.Stipules 4 mm long, ovate-lanceolate, pubescent.Male inflorescences 30–40 × 30 cm, with leaf-like bracts at the base; axes pubescent; upper bracts 1 mm long, ovate, 4–6-flowered.Male flowers: pedicels 0.5–1 mm long, glabrous; buds globose, ± glabrous except at the apex; calyx lobes 1.5 mm long, broadly ovate to suborbicular, yellowish; disk glands 8–10, conical; stamens 15–30, 1.5 mm long, anthers 0.75 mm long, pale yellow.Female inflorescences 20–30 × 10–15 cm; bracts 2 mm long, 1–3-flowered; otherwise as in the male.Female flowers: pedicels stout, 2 mm long, pubescent; calyx lobes 2–3 mm long, longer than the calyx tube, not or scarcely accrescent, oblong, 3-nerved, thick, reflexed, velutinous; disk crenulate; ovary 2 mm in diameter, 3-lobed (rarely 4-lobed), densely pubescent; styles 2 mm long, pubescent abaxially.Fruits 6–10 × 7–12 mm, 3-lobed (rarely 4-lobed), scurfily stellate-pubescent and hirsute.Seeds 5–7 × 5 mm, ovoid, brownish, with a small caruncle.