Shrubs to 5 m tall. Branches gray, glabrous; branchlets brown, densely gray tomentose. Petiole 2-5 mm, densely tomentose; leaf blade broadly ovate or ovate-orbicular, rarely ovate, subleathery, abaxially densely yellow-brown tomentose, adaxially densely pubescent when young, glabrescent, base cordate or obliquely cordate, margin irregularly and doubly serrate, apex obtuse or rounded; lateral veins 5-9 on each side of midvein, raised abaxially, deeply impressed adaxially. Male inflorescences 1 or 2; bracts densely yellow-brown tomentose. Female inflorescence terminal, racemose-capitulate; peduncle 3-5 mm, densely yellow-brown tomentose; bracts forming a tubular sheath, ca. 1 cm, leathery, densely yellow-brown tomentose, striate, 2-lobed at apex, dehiscent on 1 side when mature. Nutlet ovoid, ca. 4 × 3 mm, sparsely pubescent, ribbed. Fl. May-Jul, fr. Jul-Sep.
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