江孜蒿 jiang zi hao

Subshrubs, 20-30 cm tall; branches capitate, 4-5 cm, puberulent, glabrescent. Lower and middle stem leaves: petiole 1-2 cm; leaf blade ovate or oblong, 3.5-4.5 × 2-3 cm, 2-pinnatisect; segments 3 pairs, 8-12 × ca. 5 mm; lobules 1 or 2 pairs, linear-lanceolate or linear, 5-10 × 1.5-2 mm, base attenuate, margin revolute, midvein white, prominent abaxially. Uppermost leaves pinnatisect; leaflike bracts 3-sect or entire. Synflorescence a narrow panicle. Involucre globose or ovoid-globose, 2.5-3.5 mm in diam. Marginal female florets 3-8. Disk florets 10-20, male. Achenes obovoid or ovoid-elliptic. Fl. and fr. Jul-Sep.

● Slopes; ca. 3900 m. S Gansu, Qinghai, E Xizang.