- Scientific Name: Anemone hupehensis var. japonica (Thunb.) Bowles & Stearn
- Ref: J. Roy. Hort. Soc. 72: 265. 1947.
- English Common Name: windflower, Japanese anemone
- Chinese Common Name: 秋牡丹 qiūmǔdan
- Family: Ranunculaceae
- Genus: Anemone
- Distribution: cultivated or naturalized in Anhui, Fujian, Guangdong, Jiangsu, Jiangxi, Yunnan, and Zhejiang [Japan].
Caudex branched, erect, short, 8--12 × 0.5--0.7 cm, woody. Leaves 3--5; petiole 5--35 cm, densely pubescent, base sheathing; leaf blade ternate, sparsely strigose; petiolules 2--5 cm; central leaflet undivided, ovate or broadly so, 4--10 × 3--10 cm; lateral leaflets similar to central one but smaller. Scape 30--100 (--120) cm, sparsely pubescent; cyme 2- or 3-branched, many flowered. Involucral bracts 3; petiole 2--3 cm, base sheathing; bract blade similar to that of leaves, ternate, 3--7 cm. Pedicel 3--10 cm, pubescent, lateral ones with small, paired bracteoles. Sepals ca. 20 (flowers double), purple, purple-red, pink or white, obovate, 20--30 × 13--20 mm, abaxially velutinous, basal veins 5--9, vein anastomoses more than 10. Stamens 4--6 mm; filament filiform; anther ellipsoid. Pistils more than 180, long stipitate, ca.1.5 mm; ovary velutinous; stigma rectangular. Achene body ovoid, ca. 2 × 1 mm, lanate, hairs 3--4 mm; style straight, short. Fl. Jul--Oct. (Flora of China)