宽叶山蒿 kuan ye shan hao

Artemisia vulgaris Linnaeus var. stolonifera Maximowicz, Mém. Acad. Imp. Sci. St.-Pétersbourg Divers Savans 9: 161. 1859; A. integrifolia Linnaeus var. stolonifera (Maximowicz) Pampanini; A. koidzumii Nakai var. laciniata (Nakai) Kitamura; A. koidzumii var. manchurica Pampanini, p.p.; A. megalobotrys Nakai; A. migoana Kitamura; A. stolonifera var. laciniata Nakai; A. vulgaris lusus incana Regel; A. vulgaris var. kiusiana Makino.

Herbs, perennial, 50-120 cm tall, sparsely gray arachnoid pubescent or glabrescent. Leaves ± sessile, gland-dotted adaxially. Basal and lowermost stem leaves entire, serrate. Middle stem leaves sessile; leaf blade obovate-elliptic, ovate-elliptic, or ovate, 6-12 × 4-7 cm, 2- or 3-cleft or -partite to coarsely toothed, base cuneate with 1- or 2-lobed pseudostipules, apex acute. Uppermost leaves and leaflike bracts ovate to linear-lanceolate, serrate or entire. Synflorescence a narrow panicle, to 40 cm, branches to 8 cm, ascending, slender and flexuous, lowermost subtended by leaflike bracts. Involucre ovoid or oblong, 3-4 mm in diam.; phyllaries arachnoid pubescent, or glabrescent. Marginal female florets 10-12. Disk florets 12-15, bisexual. Achenes oblong or ellipsoid. Fl. and fr. Jul-Nov. 2n = 36.

Forest margins, roadsides, slopes, canyons, forest steppes; low elevations. Anhui, Hebei, Heilongjiang, Henan, Hubei, Jiangsu, Jiangxi, Jilin, Liaoning, Nei Mongol, Shandong, Shanxi, Xinjiang, Zhejiang [Japan, Korea, Russia (Far East)].