northern blue cohosh (Caulophyllum giganteum)

Caulophyllum giganteum is a species in the Caulophyllum genus. It is commonly known as northern blue cohosh This name is accepted name for the species in the family Berberidaceae . . This species is found in Kentucky, Maryland, Massachusetts, Michigan, New Hampshire, New York, North Carolina, Ohio, Ontario, Pennsylvania, Québec, Tennessee, Vermont, Virginia, West Virginia.