淡黄豆腐柴 dan huang dou fu chai

Shrubs. Branchlets with white linear lenticels, pilose when young. Petiole 2-3 cm; leaf blade ovate-lanceolate to ovate, ca. 15 X 6.5 cm, papery, abaxially pilose, adaxially minutely hirsute, base obtuse to subcordate, apex acuminate to acute. Inflorescences 6-17 cm across, usually rust colored pilose; bracts linear, ca. 6 mm. Calyx ca. 2.5 mm, 5-dentate, pilose. Corolla greenish white, 4-5 mm, 4-lobed, both surfaces puberulent, densely villous in throat. Stamens and style exserted. Fruit black when dry, 3-5 mm in diam. Fl. and fr. summer.

Open forests on mountain slopes in calcareous soil; 100-1300 m. S Guangdong, W Guangxi, S Yunnan [India, Indonesia, Malaysia, Vietnam].