Mary Ellen (Mel) Harte, Bugwood.org

common burdock (Arctium minus) plant(s)

Bonnie Million, Bureau of Land Management, Bugwood.org

David Cappaert, Bugwood.org

Robert Vidéki, Doronicum Kft., Bugwood.org

leaf

Bruce Ackley, The Ohio State University, Bugwood.org

common burdock (Arctium minus) foliage

John M. Randall, The Nature Conservancy, Bugwood.org

Flowering stalk

John M. Randall, The Nature Conservancy, Bugwood.org

Sessile flowers

Becca MacDonald, Sault College, Bugwood.org

Lesser Burdock (Arctium minus) and Spur-throated Grasshopper (Melanoplinae)