13. Deutzia glauca Cheng, Contr. Biol. Lab. Chin. Assoc. Advancem. Sci., Sect. Bot. 10: 71. 1935.
黄山溲疏 huang shan sou shu
Shrubs 1.5-2 m tall. Flowering branchlets gray-brown or purplish brown, 8-20 cm, 4-6 leaved, glabrous. Petiole 5-9 mm, glabrous; leaf blade ovate-oblong, -elliptic, or -lanceolate, 5-10 × 2-4.5 mm, papery, abaxially glabrous or rather sparsely 10-16(-18) rayed stellate hairy, adaxially sparsely 5- or 6(-8)-rayed stellate hairy, veins in 4-8 pairs, base cuneate or rounded, margin serrulate, apex acute or acuminate. Panicles narrow, 5-10 × ca. 4 cm, many flowered; pedicels 2-5 mm. Calyx tube sometimes purple spotted, ca. 3 × 4 mm, densely 12-19-rayed stellate hairy, glabrous, or only lobes sparsely stellate hairy; lobes broadly deltoid, ca. 1.5 × 2.5 mm, apex acute. Petals induplicate, white, oblong or narrowly elliptic, 10-15 × 5-6 mm, apex obtuse or acute. Outer stamens ca. 8 mm; filaments 2-dentate at apex, teeth not reaching anthers; anthers borne between filament teeth, stalked, oblong. Inner stamens ca. 5 mm. Styles 3, ca. 1.2 cm. Capsule hemispheric, ca. 4 × 7 mm. Fl. May-Jul, fr. Aug-Sep.
* Mixed forests, mountain slopes, valleys; 600-1200 m. Anhui, ?Fujian, Henan, Hubei, Jiangxi, Zhejiang.