Trees to 30 m tall; bark gray, dissected. Branchlets purplish red, glabrescent. Petiole ca. 1.5 cm, glabrous or sparsely villous; leaf blade elliptic, oblong, oblong-lanceolate, or ovate-lanceolate, 7-14 × 4.5-6 cm, abaxially sparsely villous along veins, bearded in axils of lateral veins, adaxially glabrous, densely glandular punctate, base cordate or obliquely cordate, margin irregularly and doubly minutely serrate, apex acuminate; lateral veins 14-16 on each side of midvein. Female inflorescence 10-14 cm; peduncle ca. 3 cm, glabrous; bracts broadly semiovate, 2.5-3 × 1.5-1.8 cm, sparsely villous, outer margin coarsely dentate-lobulate, without basal lobe, inner margin entire or remotely minutely serrate, with inflexed basal auricle, apex acute or acuminate; veins 5, reticulate veins obvious. Nutlet triangular-ovoid or broadly ovoid, 5-6 mm, densely pubescent, densely villous at apex, orange resinous glandular, prominently ribbed. Fl. May-Jun, fr. Jul-Sep.
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