Description from
Flora of China
Caryopteris terniflora f. brevipedunculata P'ei & S. L. Chen.
Shrubs 15-60 cm tall, erect, usually branched from base. Petiole 2-15 cm, pubescent; leaf blade lanceolate-oblong to ovate, 1.5-4 X 1-3 cm, papery, pubescent and glandular especially abaxially, base broadly cuneate to rounded, margin serrate, apex acute. Inflorescences axillary cymes, (1-)3(-5)-flowered; peduncle (0.1-)1-3 cm; bracts awl-shaped. Pedicel (0.5-)3-6 mm. Calyx campanulate, (4-)8-9 mm, 5-lobed, lobes lanceolate, both surfaces pubescent and glandular. Corolla pinkish to purple, 1.1-1.8(-2) cm, 5-lobed, lower lobe broadly obovate to subrounded, outside sparsely puberulent and glandular. Stamens and style exserted. Ovary pubescent. Nutlets ovoid, densely hirsute, with distinctly reticulate veins. Fl. and fr. Jun-Sep.
Medicinal.
* Mountain slopes in open places along streams; 600-2600 m. Gansu, Guizhou, Hebei, Henan, Hubei, Jiangxi, Shaanxi, Shanxi, Sichuan, Yunnan