Bloodroot
Bloodroot, a wildflower of eastern North America. The plant is a member of the poppy family, and appears early in spring. The flower is white or pinkish, with 8 to 12 petals about one inch (2.5 cm) long that radiate from a yellow center. There is one large leaf: it is lobed and up to six inches (15 cm) wide. Bloodroot is named for its root, which is filled with red sap. The dried rhizome was formerly used in medicine as a sedative. Bloodroot is found from Minnesota to Louisiana and eastward.
Bloodroot is Sanguinaria canadensis of the poppy family, Papaveraceae.