密花香薷 mi hua xiang ru

Dysophylla ianthina Maximowicz ex Kanitz; Elsholtzia calycocarpa Diels; E. densa var. calycocarpa (Diels) C. Y. Wu & S. C. Huang; E. densa var. ianthina (Maximowicz ex Kanitz) C. Y. Wu & S. C. Huang; E. ianthina (Maximowicz ex Kanitz) Dunn; E. manshurica (Kitagawa) Kitagawa; Platyelasma calycocarpum (Diels) Kitagawa; P. densum (Bentham) Kitagawa; P. manshuricum Kitagawa.

Herbs erect. Stems 20-60 cm tall, much branched from base, pubescent. Petiole 3-13 mm, pubescent; leaf blade lanceolate to oblong-lanceolate, 1-4 × 0.5-1.5 cm, her-baceous, pubescent, base broadly cuneate to rounded, margin serrate except for entire base, apex acute to slightly obtuse. Spikes cylindric to subglobose, 2-6 × 1 cm, densely purple moniliform villous; verticillasters dense; bracts ovate-orbicular, ca. 1.5 mm, apex rounded, villous. Calyx campanulate, ca. 1 mm, purple moniliform villous; teeth subtriangular, posterior slightly longer; fruiting calyx subglobose, ca. 4 × 3 mm, margin and teeth reflexed. Corolla purplish, ca. 2.5 mm, densely purple moniliform villous outside, obscurely pilose annulate inside, tube funnelform, upper lip emarginate, middle lobe of lower lip slightly shorter than lateral lobes. Anterior stamens slightly exserted. Nutlets dark brown, ovoid, ca. 2 × 1.2 mm, apex tuberculate, finely puberulent, adaxially slightly ribbed. Fl. and fr. Jul-Oct.

Forest margins, alpine meadows, hills, waste areas, riverbanks, forests; 1000-4100 m. Gansu, Hebei, Liaoning, Qinghai, Shaanxi, Shanxi, Sichuan, Xinjiang, Xizang, Yunnan [Afghanistan, India, Nepal, Pakistan, Tajikistan]

Used medicinally.