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Artemisia niitakayamensis Hayata, Bot. Mag. (Tokyo). 20: 16. 1906; Li, Fl. Taiwan 4: 791, pl. 1201. 1978; Ling, Fl. Reipubl. Popul. Sin. 76(2): 26. 1991.
玉山艾
Herbs perennial, 10-20 cm tall, puberulous or glabrescent, with subwoody stock. Petiole of basal and middle cauline leaves 5-10 mm long, blade ovate or obovate, 1-2.5×0.7-1.6 cm, bipinnatisect, segments 3-5 pairs, lobes pectinate, 2-4 pairs, 2-8×0.6-l mm; uppermost leaves and bracts l- or 2-pinnatisect or pinnately parted or undivided, lobes and undivided leaves lanceolate. Inflorescences racemose. Heads semiglobose, 7-10 mm in diam., peduncle 0.5-2 cm long, margins of involucral bracts brown, lacerate, scarious; receptacle convex, hairy. Outer florets 10-18, (2-)3-4-toothed. Central florets 40-60. Achenes oblong or obovoid-oblong, manifestly 3-striated. Fl. and fr. Aug-Sep.
TAICHUNG: Hsuehshan, Sasaki s. n. 1932. CHIAYI: Mt. Alishan, Wilson 10923; Mt. Yushan, Bartlett 6372. HUALIEN: Fukuyama & Suzuki 16260.
Endemic; alpine situations, 3,000-3,800 m.
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