12. Mazus celsioides Handel-Mazzetti, Symb. Sin. 7: 833. 1936.
琴叶通泉草 qin ye tong quan cao
Annuals, to 40 cm tall, stout, without stolons, white villous. Primary root short, fibrous roots numerous. Stems 1-3-branched, erect, rigid, basally woody, usually branched from base; branches long and further branched. Leaves decreasing in size upward. Basal leaves numerous, rosulate, to 10 cm, early deciduous. Stem leaves numerous; petiole broadly winged; leaf blade oblong-obovate, to 8 cm below, base tapering, margin irregularly serrate and below middle pandurate lobed, apex rounded. Racemes terminal, rigid, elongated to 20 cm, many flowered, often lax in fruit; bracts narrowly lanceolate. Pedicel erect, upper ones shorter than calyx. Calyx funnelform, to 6 mm, enlarged in fruit; lobes to 2 mm, broadly ovate-triangular, apex acute, veins inconspicuous. Corolla pink to violet, ca. 2 X as long as calyx; lower lip lobes rounded, middle one narrow and small; upper lip short, apex subobtuse. Ovary glabrous. Capsule ovoid. Seeds yellow-green, slightly channeled. Fl. and fr. Jun-Jul.
* Mixed forests, mountain slopes, along streams; ca. 2000 m. SE Xizang, NW Yunnan.