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FOC | Family List | FOC Vol. 8 | Saxifragaceae | Deutzia

28. Deutzia heterophylla S. M. Hwang, Acta Bot. Austro Sin. 8: 8. 1992.

异叶溲疏 yi ye sou shu

Shrubs ca. 2 m tall. Flowering branchlets 7-9 cm, ca. 6-leaved. Petiole 3-4 mm; leaf blade dimorphic: those of basal branchlets suborbicular, 0.8-2.5 × 0.8-2.5 cm, base truncate, margin irregularly serrulate; those of middle and distal branchlets abaxially grayish green, ovate or ovate-lanceolate, 3-5 × 1.5-2.5 cm, papery, abaxially densely 8-12-rayed stellate hairy, adaxially sparsely 4-8-rayed stellate hairy, veins in 3 or 4 pairs, base cuneate or broadly so, apex obtuse or acuminate. Corymbose cymes 3-4 × ca. 4 cm, 9-flowered; pedicels slender, 1-1.2 cm. Calyx tube ca. 4 × 4 mm, densely 10-14-rayed stellate hairy; lobes ovate-lanceolate, ca. 3 mm, apex acuminate. Petals valvate, white, elliptic, 1.3-1.4 cm × 8 mm, apex obtuse. Outer stamens ca. 6 mm; filaments 2-dentate at apex, teeth ± level with anthers, obtuse at apex; anthers stalked. Inner stamens ca. 4 mm; filaments 2-lobed at apex; anthers borne at middle of filaments abaxially. Styles 3, shorter than stamens. Capsule unknown. Fl. Aug.

* Mixed forests, valleys; ca. 2300 m. SW Sichuan (Muli Zang Zu Zizhixian).


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