41. Isodon xerophilus (C. Y. Wu & H. W. Li) H. Hara, J. Jap. Bot. 60: 237. 1985.
旱生香茶菜 han sheng xiang cha cai
Rabdosia xerophila C. Y. Wu & H. W. Li, Fl. Yunnan. 1: 787. 1977.
Shrubs ca. 1 m. Stems much branched; branches wandlike, gray-brown, glabrescent; branchlets dull yellow, ± purplish, densely antrorse dull yellow velutinous. Petiole 1-3 mm, purplish; leaf blade ovate-oblong, 1-2.5 × 0.5-1.5 cm, papery, adaxially rugulose and pubescent, abaxially gray, purplish along veins, very densely velvety-pubescent, base rounded, margin crenulate above base, apex acute, lateral veins ca. 4-paired. Panicles narrow, 3.5-10 cm, terminal and axillary, antrorse hairy; cymes pedunculate, 3-5-flowered; floral leaves shorter than cymes, ovate, margin serrulate, apex acuminate. Pedicel 3-4 mm. Calyx campanulate, ca. 3 mm, densely pubescent, slightly 2-lipped; teeth subequal, broadly triangular, ca. 1/3 as long as calyx, lower 2 slightly larger, apex acute; fruiting calyx ca. 4 mm, tubular-campanulate, horizontal or slightly upwardly curved, purplish. Corolla to 8 mm, pubescent, tube ca. 3 mm, upper lip ca. 3 mm, lower lip ca. 5 mm. Stamens included or slightly exserted. Style included. Nutlets yellowish brown, ovoid, ca. 1 mm, glabrous. Fl. Oct-Nov, fr. Nov-Dec.
* Sunny slopes; 1000-1300 m. Yunnan (Shiping Xian).