Trees to 3 m tall. Branchlets purplish brown, glabrous. Winter buds ovoid, glabrous. Stipules narrowly lorate, shorter than petiole, margin gland-tipped fimbriate. Petiole 5–13 mm, glabrous, apex with 1 or 2 nectaries; leaf blade long ovate to ovate-oblong, ca. 4 × 2 cm, abaxially pale green and glabrous or with tufts of hair at axils of veins, adaxially green and glabrous, base cuneate to rounded, margin acutely serrate or biserrate and teeth with a minute capitate apical gland, apex acuminate; secondary veins 7–10 on either side of midvein. Inflorescences subcorymbose-racemose, 2.5–4 cm, 3–7-flowered; involucral bracts obovate, 4–5 × ca. 3 mm, soon caducous, abaxially glabrous, adaxially densely villous, margin glandular serrate; bracts brown to slightly greenish, obovate, 2–3 mm, glabrous or pilose, margin glandular serrate. Flowers ca. 1.5 cm in diam. Pedicel 0.6–1.5 cm, glabrous. Hypanthium tubular-campanulate, 3–4 × 2–3 mm, outside glabrous. Sepals oblong-triangular, nearly 1/2 as long as hypanthium, reflexed after anthesis, apex acute to obtuse. Petals white, ovate, ca. 1 cm, apex rounded to subundulate. Stamens 30–45, nearly as long as petals. Style nearly as long as stamens, basally sparsely villous; stigma dilated. Fl. Mar, Fr. Apr–May.