Arctium is a genus of biennial plants commonly known as burdock, family Asteraceae. Native to the Old World, several species have been widely introduced worldwide.
Introduced
Flowers: Burdock has purple flowers on tips of prickly ball of bracts. Flower heads are 1 to 3 cm across, composed of purple disc florets surrounded by several rows of overlapping hooked bracts.
Leaves: Large, wavy, heart-shaped leaves that are green on the top and whitish on the bottom makes identification easy. Leaves can grow to 50 centimeters in size.
Height: 3 - 6.5 feet tall
Source URL: https://www.ediblewildfood.com/burdock.aspx
https://www.ediblewildfood.com/burdock.aspx
https://plants.usda.gov/home/plantProfile?symbol=ARCTI