中国马先蒿 zhong guo ma xian hao

Herbs annual, to 30 cm tall, not drying black. Stems 1 to several, erect or outer stems ascending to procumbent, sometimes branched apically, with lines of hairs or glabrescent. Leaves basal and on stem; petiole to 4 cm, distal ones shorter, long pubescent; leaf blade lanceolate-oblong to linear-oblong, to 7 X 1.8 cm, glabrous on both surfaces, pinnatifid; segments 7--13 pairs, ovate, margin double dentate. Inflorescences long racemose; bracts leaflike, densely ciliate. Pedicel to 1 cm, pubescent. Calyx tubular, 1.5--1.8 cm, densely pubescent, sometimes with purplish dots, 2/5 cleft anteriorly; lobes 2, leaflike, incised-double dentate. Corolla yellow; tube 4.5--5 cm, pubescent; galea slightly bent apically, forming nearly a circle, not crested; beak semicircular, 9--10 mm; lower lip wider than long, ca. 2 cm wide, lobes rounded, densely ciliate. Filaments densely pubescent. Capsule oblong-lanceolate, ca. 1.9 cm X 7 mm. Fl. Jul, fr. Aug.

* Alpine meadows; 1700--2900 m. C and S Gansu, Hebei, Nei Mongol, NE Qinghai, Shaanxi, Shanxi