Perennial herbs, 50-130 cm tall, strongly aromatic, sparsely puberulous or glabrescent. Leaves subsessile or sessile, sparsely puberulous or glabrescent; basal and lowermost leaves obovate or broadly spatulate, 4-6(-7)×2-2.5(-3) cm, obliquely pinnately parted or pinnatifid from apex to center, apex sparsely serrate, middle lobes spatulate, cuneate or narrowly spatulate, 2.5-3.5(-4.5)×0.5-1(-2) cm; uppermost leaves tripinnatifid or undivided; bracts elliptic, lanceolate or linear-lanceolate. Inflorescence paniculate. Heads numerous, ovoid or subglobose, 1.5-2.5 mm in diam.. Outer florets 3-8. Central florets 5-10. Achenes minutely obovoid. Fl. and fr. Jul-Oct.
MIAOLI: Tunglo to Wumeikeng, Peng 11555; Shihtan, Peng 5429. TAITUNG: Lanyu Is., Peng 5255; Lutao Is., Peng 7634.
Japan, Korea, Thailand, India, Afghanistan. and northeastern and southern China. Taiwan, sunny hills at low elevations in the mountains or by seashore.
Used as an antifebrile and for detoxifying drugs.
