Climbing shrubs, often 3-5 m tall. Branchlets, petioles, and inflorescences yellow stellate-tomentose and villous. Petiole 1.5-7 cm; leaf blade oblong-ovate, elliptic-ovate, or ovate, 5-17 × 3-10 cm, chartaceous or leathery, adaxially along veins stellate-pilose, abaxially dull yellow tomentose, scattered yellow glandular-scaly, base broadly cuneate, obtuse, or cordate, with 2-4 small basal glands, margin entire or repand-denticulate, apex acute, sometimes acuminate; basal veins 3. Male inflorescences unbranched, 5-16 cm; bracts subulate, ca. 2 mm. Male flowers 2-5-fascicled; pedicel 2-3 mm; calyx lobes 4, oblong or sublanceolate, 3-4 mm, tomentose; stamens 40-50. Female inflorescences 4-9 cm; peduncle 1-3 cm; bracts sublanceolate, ca. 2 mm. Female flowers: pedicel ca. 1.5 mm; sepals 4, triangular-lanceolate, ca. 3 mm, tomentose; ovary densely orange-yellow tomentose; styles 3, ca. 4 mm, base connate, ca. 1 mm, plumose. Fruiting pedicel 1.5-2 mm; capsule 3-locular, 1.2-1.5 cm in diam., densely orange-yellow tomentose. Seeds subglobose, ca. 6 mm in diam., black. Fl. May-Jun, fr. Aug-Oct.
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