rosinweed, whole-leaf rosinweed, entire-leaf rosinweed, prairie rosinweed, silflower (Silphium integrifolium)

Silphium integrifolium is a species in the Silphium genus. It is commonly known as rosinweed, whole-leaf rosinweed, entire-leaf rosinweed, prairie rosinweed, silflower This name is accepted name for the species in the family Asteraceae subfamily Asteroideae, tribe Heliantheae, . . This species is found in Alabama, Arkansas, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Michigan, Mississippi, Missouri, Nebraska, New Mexico, Oklahoma, Ontario, South Dakota, Tennessee, Texas, Wisconsin, Wyoming.