乌丹蒿 wu dan hao

Shrubs, 100-200 cm tall or more, gray, with many long branches, branchlets, and short branches. Lower and middle stem leaves: petiole 5-6 cm; leaf blade broadly ovate, (5-)6-8 × 3-4 cm, 2-pinnatisect; segments 2 or 3(or 4) pairs, 2- or 3-lobuled; lobules linear, 20-40 × 1.5-2.5 mm, apex mucronulate. Uppermost leaves and leaflike bracts pinnatisect or 3-lobed; lobes linear. Synflorescence a narrow or moderately broad panicle. Capitula shortly pedunculate, nodding. Involucre globose or subglobose, 4-5 mm in diam. Marginal female florets 7-9. Disk florets 14-22, male. Achenes oblong-obovoid. Fl. and fr. Jul-Oct.

● Dunes of desert areas; low to middle elevations. N Hebei, S Nei Mongol.

Artemisia wudanica is used for windbreaks and sand stabilization.