Shrubs dioecious, 1-3 m tall. Branchlets smooth, glabrous, unarmed. Buds brownish, ovoid to oblong-ovoid, 4-6 mm, apex obtuse to acute. Petiole 1.5-3 cm, long glandular hairy; leaf blade broadly ovate to suborbicular, rarely narrowly ovate, 2-7 × 2-6 cm, pubescent, later glabrescent, adaxially sparsely appressed stalked glandular, base subtruncate to cordate; lobes 3-5, margin coarsely sharply serrate, sometimes with some double teeth; terminal lobe rhombic-ovate to rhombic, longer than ovate lateral ones, apex shortly acuminate. Male racemes 4-9 cm, 8-20-flowered, female ones shorter, 6-18-flowered; rachis and pedicels pubescent, sometimes stalked glandular; bracts oblong to oblong-lanceolate, 5-9 mm, 1-veined, margin shortly ciliate. Pedicel 2-5 mm. Calyx green to yellowish green, glabrous; tube saucer-shaped, 1.5-2 mm; lobes erect, oblong to ligulate, 2-3 mm. Petals greenish white, suborbicular. Stamens subequaling petals. Ovary glabrous. Style 2-lobed at apex. Fruit red, globose, 0.6-0.8 cm, glabrous. Fl. Apr-May, fr. Jun-Jul.
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