Shrubs to 3 m tall. Branches red-brown, glabrous or subglabrous; buds purple, ovoid, with 3 or 4 scales pubescent at margin, apex obtuse. Stipules oblong or lanceolate, ca. 4 mm, herbaceous, subglabrous, margin entire, apex acute; petiole 1–2.5 cm, slightly pubescent; leaf blade ovate or long ovate, 4–13 × 2.5–8 cm, abaxially slightly pubescent on veins, adaxially glabrous, base cordate or subcordate, margin usually with 1 or 2 pairs of lobes, with irregular, simple or double teeth. Panicle ca. 7 × 4.2 cm, many flowered; peduncle and pedicels densely tomentose-pubescent. Flowers 7–10 mm in diam.; pedicel 4–8 mm. Hypanthium campanulate, abaxially densely tomentose-pubescent. Sepals triangular-ovate, slightly shorter than hypanthium, abaxially densely tomentose-pubescent, margin entire, apex caudate or long caudate. Petals red, obovate, 3–4 mm. Stamens 23–27. Ovary cylindric, glabrous or slightly pubescent only at apex; ovules 10–12. Follicles cylindric. Seeds ovoid. Fl. Jun.