Description from Flora of China
Carmona viminea (Wallich) G. Don; Ehretia viminea Wallich; Rhabdia viminea (Wallich) Dalziel & Gibs.
Stems gray or black-gray, glabrous. Petiole 0.5-4 mm; leaf blade oblong or oblanceolate, 0.5-2.5 cm × 2-10 mm, ± leathery, strigose, base rounded, cuneate to broadly cuneate, margin entire, apex obtuse, mucronate. Corolla 6-7 × 6-7 mm. Fruit yellow- to brownish red, ca. 4 mm in diam., nearly dry.
Stony streamsides, rock crevices. Guangxi (Nanning Shi), Guizhou (Zhenfeng Xian), Yunnan [India, Indonesia, Malaysia, Myanmar, Philippines, Thailand, Vietnam].