大叶香茶菜 da ye xiang cha cai

Shrubs much branched, 1.2-1.8 m tall. Branches densely stellate tomentose, glabrescent. Stem leaves opposite; petiole 1-2.5 cm, densely yellow stellate tomentose; leaf blade triangular-ovate to oblong, rarely obovate, 3-8 × 1-2.5 cm, papery, rugulose, adaxially olive green, densely stellate pilose, abaxially densely stellate tomentose, base rounded to truncate-rounded, margin crenulate, apex acute to subobtuse. Panicles terminal or axillary, pyramidal, very compact; cymes sessile or pedunculate. Pedicel 1-2 mm, tomentose. Calyx campanulate, ca. 2.5 mm; teeth subequal, ca. 1/2 as long as calyx, triangular, apex acuminate. Corolla pale blue, 6-7 mm, straight, limb sparsely stellate pilose outside. Stamens exserted. Style exserted. Nutlets unknown. Fl. Sep.

* Thickets, meadows, along water courses; 2700-3300 m. Sichuan, Yunnan

Lower Taxa

• Isodon grandifolius var. atuntzeensis (C. Y. Wu) H. W. Li
• Isodon grandifolius var. grandifolius