Shrubs 1-2 m tall. Flowering branchlets purple-brown, 4-8 cm, 4-6-leaved, stellate hairy. Petiole 2-4 mm, on flowering branchlets less than 2 mm or almost absent; leaf blade oblong, ovate-oblong, or ovate-lanceolate, 4-8 × 1.5-2.5 cm, membranous or subpapery, both surfaces 3- or 4(or 5)-rayed stellate hairy, hairs along veins with long central rays and papilliform base, veins in 7-9 pairs, base subcordate, rounded, or cuneate, margin serrulate, apex acute or acuminate. Cymose panicles 7-10 × 3-5 cm, many flowered; pedicels 3-5 mm. Calyx tube ca. 3 × 5 mm; lobes deltoid, densely 6- or 7-rayed stellate hairy. Petals induplicate, white, oblong, 6-8 × 5-4 mm. Outer stamens 6-8 mm; filaments 2-dentate or shouldered at apex, teeth (if present) not reaching anthers; anthers stalked, oblong. Inner stamens shorter than outer ones; filaments all 2-dentate at apex. Styles 3 or 4, longer than outer stamens, hairy. Capsule hemispheric, ca. 3 mm. Fl. Apr-May, fr. Aug-Oct.

* Thickets, mountain slopes; 1000-1700 m. Zhejiang.