Trees to 30 m tall; bark brown or grayish black. Branchlets yellow-brown, densely yellow villous. Petiole 0.8-1.5 cm, densely yellow pubescent; leaf blade ovate-elliptic, oblong, or ovate-lanceolate, 5-14 × 2-8 cm, both surfaces densely villous when young, abaxially densely resinous punctate and bearded in axils of lateral veins, base rounded or subcordate, margin irregularly and doubly subincurved setiform serrate; apex acuminate; lateral veins 13 or 14 on each side of midvein. Female inflorescences 2, narrowly cylindric, 2.5-10 cm × 5-7(-10) mm; peduncle 7-10 mm, densely yellow pubescent; bracts oblong-lanceolate, 2-3 × 1.5-1.7 mm, sparsely pubescent at base, ciliolate, spongy at base when mature, 3-lobed, middle lobe ovate-lanceolate, lateral lobes ± reduced, ca. 1/3 as long as middle lobe. Nutlet ovate or oblong, ca. 2 × 1-1.5 mm, densely pubescent at apex, with membranous wings ca. 2 × as wide as nutlet. Fl. Apr-Jun, fr. Jul-Aug. 2n = 28.
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A tree. It grows 30 m tall. The bark is grey to dark brown. The small branches have yellow hairs. The leaves are oval and 5-14 cm long by 2-8 cm wide.
Subtropical and warm temperate broad-leaved forests; at elevations from 1,400-2,800 metres. This species can often be found in river valleys usually in dense forests and at low elevations, often in disturbed ground.
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It is a subtropical and warm temperate plant. In southern China it grows in broad-leaved forests between 1,400-2,800 m above sea level.
Can be grown by seedlings. Seeds needs stratification.
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