矮马先蒿 ai ma xian hao

Herbs perennial, low, with 5--15 cm stems. Roots numerous, fusiform. Stems numerous, creeping, slightly branched or unbranched, glabrescent. Basal leaf petiole ca. 2 mm, glabrous; leaf blade ca. 1.5 cm X 7--10 mm, pinnatisect; segments 5 or 6 pairs, ovate, pinnatifid, incised-dentate. Stem leaves alternate or rarely ± opposite, similar to basal leaves but smaller and shorter petiolate; bracts leaflike. Flowers axillary, few. Pedicel erect, 3--10 mm, glabrous. Calyx 5--6 mm, membranous, puberulent when young, glabrescent, deeply cleft anteriorly; lobes 2, palmately cleft distally, ciliate. Corolla rose; tube 1--2.5 cm, pubescent; galea twisted basally, glandular pubescent, slightly crested; beak S-shaped, slender, 7--8 mm; lower lip 9--10 mm X ca. 1.5 cm, lobes emarginate, densely ciliate. 2 filaments pubescent, 2 glabrous. Fl. Jul, fr. Aug.

* Alpine meadows; 3000--3100 m. NW Yunnan.