(Shrubs to) trees, up to 13 m high, dbh up to 30 cm; branchlets usually lenticellate when older, flattened when young, diameter of flowering ones 1.5-3 mm. Indumentum of brownish hairs. Outer bark nearly smooth to cracking and fissured vertically to flaky, brown to brownish grey to purplish grey; inner bark dark brown. Leaves: petiole 5-8 mm long, slightly hairy when young; blade elliptic (to somewhat obovate), 2.5-8 by 1-3.2 cm, length/width ratio 2.3-3.2, margin flat (to slightly recurved), with glandular dots, apex bluntly acute to acuminate, upper surface basally very slightly hairy when young, smooth, lower surface hairy when young, soon glabrous, smooth; venation indistinct, nerves 8-10 per side. Inflorescences single, basally cymose to upward imperfectly cymose, sericeous, staminate ones up to 2.4 cm long; bracts triangular, largest ones c. 2.1 by 1.2 mm wide. Staminate flowers c. 2.5 mm diam., buds greenish yellow; pedicel 3-3.8 mm long; sepals 4, ovate, 2 outer 1-1.2 by 1-1.2 mm, 2 inner 1.3-1.5 by c. 1.3 mm; stamens 4, filaments c. 1 mm long, anthers c. 0.7 by 0.6 mm, pale to golden yellow; receptacle somewhat hairy. Pistillate flowers not seen, data from fruits; pedicel 3-4 mm long; outer sepals 4 (or 5?), ovate, c. 1 by 1.2 mm, thick; ovary 2-locular; stigmas split, lobes up to 0.6 mm long, shortly papillate above. Fruits ellipsoid, 9-12 by 8-9 mm, wall thin, up to 1 mm thick; column 7-9 mm long. Seeds 5.5-6 by c. 3 by 1.5-2 mm, shiny dark brown when dry, caruncle black when dry, consisting of long, wavy papillae in a lax group, up to 5 mm long.
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