高茶藨子 gao cha biao zi

Shrubs (1-)2-3 m tall. Branchlets glabrous, rarely sparsely shortly glandular hairy, unarmed. Buds brown, ovoid to narrowly so, pubescent, apex obtuse or acute. Petiole 3-5 cm, glabrous, rarely sparsely puberulent or shortly glandular hairy; leaf blade suborbicular, 3-6 cm, glabrous, sometimes sparsely shortly stalked glandular along veins abaxially, base cordate; lobes 3-5, ovate-triangular, margin deeply and sharply doubly serrate, sometimes with some simple teeth, apex obtuse or acute; terminal lobe equaling or slightly longer than lateral ones. Racemes slightly pendulous, 3-8 cm, 10-25-flowered; rachis and pedicels pubescent and shortly stalked glandular; bracts broadly ovate, margin sparsely glandular hairy. Flowers bisexual, 4-5 mm in diam.; pedicel 1-3 mm. Calyx yellowish, often spotted purple, glabrous; tube campanulate, 1.5-2.5 mm; lobes reflexed, subligulate to narrowly obovate, 1.5-2.5 mm, margin ciliate. Petals subflabellate to obovate, 0.8-1.5 mm. Stamens inserted below petals and subequaling them. Ovary glabrous. Style broadly conical, apex 2-lobed. Fruit purplish black, subglobose, 0.5-0.7 cm, glabrous. Fl. Jun, fr. Jul-Aug.

Coniferous or mixed forests and forest margins on mountain slopes; below 2000 m. N Xinjiang (Burqin Xian, Fuhai Xian) [N Mongolia, Russia (Siberia)].