Echinacea purpurea
（重定向自Rudbeckia purpurea）
Echinacea purpurea (eastern purple coneflower or purple coneflower) is a North American species of flowering plant in the sunflower family. It is native to eastern North America and present to some extent in the wild in much of the eastern, southeastern and midwestern United States as well as in the Canadian Province of Ontario. It is most common in the Ozarks and in the Mississippi/Ohio Valley