Trees, to 12 m tall. Branchlets densely yellowish brown stellate puberulent. Petiole 1-3 cm, densely yellow-brown hairy; leaf blade oblong-ovate or obovate, 8-14 × 3-6 cm, leathery, abaxially densely yellow-brown puberulent, adaxially sparsely stellate puberulent, lateral veins 6-10 on each side of midrib, base rounded or shallowly cordate, apex acute or obtuse. Inflorescence cymose, corymbose. Pedicels 4-5 mm. Calyx campanulate, ca. 4 mm, densely yellow-brown hairy, 5-lobed. Androgynophore ca. 2.4 cm. Fruiting stipe 2.5-3 cm; capsule obovoid-oblong, slightly oblate, 5-angled, ca. 4 × 3 cm, densely stellate puberulent, base acute, apex rounded. Seeds ca. 2.6 cm including wing, wing brown, oblong, apex obliquely rounded.