25. Deutzia monbeigii W. W. Smith, Notes Roy. Bot. Gard. Edinburgh. 11: 205. 1919.
维西溲疏 wei xi sou shu
Deutzia monbeigii var. lanceolata S. M. Hwang.
Shrubs 1-1.5 m tall. Flowering branchlets brown, 3-8 cm, 4-6-leaved. Petiole 1-2 mm; leaf blade abaxially grayish green, ovate, ovate-elliptic, or lanceolate, 1-3.5(-5) × 0.3-1.8(-2) cm, subleathery, abaxially densely 11-14-rayed stellate hairy, indumentum continuous, hairs usually with central rays, adaxially scabrous and sparsely 5-8-rayed stellate hairy, hairs usually with papilliform base, veins in 3 or 4 pairs, base broadly cuneate, margin serrulate, apex obtuse, acute, or acuminate. Cymes 3-6 × 3-4 mm, 5-15-flowered; pedicels 5-10 mm. Calyx tube ca. 2.5 × 3 mm, densely stellate hairy; lobes ovate-oblong, ovate, or lanceolate, 1-2 mm, apex acute. Petals induplicate, white, narrowly elliptic or obovate-oblong, 10-12 × 3.5-4 mm, margin entire or crisped. Outer stamens ca. 5 mm; filaments 2-dentate at apex, teeth oblong; anthers stalked, ovoid. Inner stamens shorter than outer ones; filaments acute or 2- or 3-lobed at apex; anthers borne near middle of filaments abaxially. Styles 3 or 4, shorter than stamens. Capsule gray-yellow, hemispheric or subcampanulate, 3-4 mm in diam., with persistent, erect calyx lobes. Fl. May, fr. Sep.
* Thickets; 2000-3000 m. Sichuan, Xizang, Yunnan.