云南马先蒿 yun nan ma xian hao

Herbs perennial, to 25 cm tall, not drying black. Roots fascicled, fusiform. Stems erect, glabrous except for lines of hairs. Leaves mostly basal; petiole 4--7 cm, glabrous; leaf blade ovate-oblong to oblong-lanceolate, 2--4.5 cm, abaxially sparsely pubescent along veins, adaxially glabrous, pinnatipartite; segments 5--12 pairs, triangular-ovate to ovate-oblong, pinnatifid or incised-dentate. Inflorescences short racemose; bracts leaflike, proximal ones longer than flowers. Pedicel 5--10 mm. Calyx 7--8 mm, 1/3 cleft anteriorly; tube ca. 5 mm; lobes 5, unequal, posterior one smallest, entire, others serrate. Corolla red, 1.8--2 cm; tube slightly longer than calyx; galea ± bent at a right angle apically, slightly crested; beak bent downward, ca. 4.5 mm; lower lip ca. 9 mm X 1.4 cm, lobes ± equal, rounded, ciliate. Filaments sparsely pubescent. Capsule ovoid-lanceolate, ca. 1.2 cm, short apiculate. Fl. Jun--Aug, fr. Jul--Sep.

* Alpine meadows; 3000--4000 m. W Yunnan.