Subshrubs low, to 0.5 m tall. Branchlets recurved, angled, glabrous; buds red-brown, long ovoid, with 2 or 3 subglabrous scales, apex obtuse. Stipules ovate or triangular-ovate, 4–6 mm, subglabrous, margin serrate, ciliate, apex acute; petiole 1–6 cm, slightly pubescent; leaf blade ovate to triangular-ovate, rarely subreniform, 2.5–3 × 2–3 cm, pubescent on both surfaces or subglabrous, base cordate, margin irregularly 3–5 lobed, sharply doubly serrate, apex acute to acuminate, rarely obtuse. Racemes axillary, 1–1.8 cm, 3–7-flowered; peduncle and pedicels subglabrous. Flowers ca. 6 mm in diam.; pedicel ca. 2 mm. Hypanthium urceolate-campanulate, 3.5–4 mm, abaxially slightly pubescent. Sepals triangular-ovate, 2–3 mm, shorter than hypanthium, slightly pubescent on both surfaces, margin entire, apex acuminate. Petals white or pinkish, orbicular, ca. 4 mm. Stamens 15–20. Ovary narrowly ovoid, densely villous; ovules 2. Follicles pubescent. Seeds ovoid. Fl. May–Jul.