28. Artemisia gmelinii Weber ex Stechmann, Artemis. 30. 1775.
细裂叶莲蒿 xi lie ye lian hao
Subshrubs, caespitose, 50-100(-150) cm tall, from woody rhizomes, densely pubescent, or glabrescent. Stems branched from upper parts. Leaves gland-dotted. Middle stem leaves: petiole 1-5 cm, triangular- or elliptic-ovate, 2-10 × 2-8 cm, 2- or 3-pinnatisect; segments 3-5 pairs; lobules serrate or pectinate; rachis serrate. Uppermost leaves and leaflike bracts 1- or 2-pinnatisect or entire; lobes linear or linear-lanceolate. Synflorescence a broad panicle. Capitula nodding. Involucre globose, 2-3.5(-5) mm in diam.; phyllaries puberulent, sometimes glabrescent. Marginal female florets 10-12; corolla narrowly tubular, ca. 1.3 mm, densely gland-dotted. Disk florets 20-40, bisexual; corolla ca. 1.8 mm. Achenes ellipsoid-ovoid or ellipsoid-conical. Fl. and fr. Aug-Oct. 2n = 18, 36.
Hills, waysides, shrublands, slopes, often dominant on S slopes, roadsides, forest steppes, steppes, meadows, dry floodlands, wastelands; 1000-4900 m or below. Anhui, Gansu, Guangdong, Hebei, Heilongjiang, Henan, Hubei, Jiangsu, Jilin, Liaoning, Nei Mongol, Ningxia, Qinghai, Shaanxi, Shandong, Shanxi, Sichuan, Xinjiang, Xizang; one variety widespread throughout China [Afghanistan, N India, Japan, Kazakhstan, Korea, Kyrgyzstan, Mongolia, Nepal, N Pakistan, Russia, Tajikistan, Uzbekistan; E Europe].
Poljakov (Fl. URSS 26: 465. 1961) showed that Artemisia sacrorum and the type of A. gmelinii are conspecific. Most material previously identified as A. gmelinii by Chinese authors belongs to A. stechmanniana.
