Common Burdock

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Seedlings.  Key characteristics: cotyledons are obovate and leaves are egg-shaped with wavy margins.

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Basal rosettes.

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Leaves are very large with wavy margins.   Photo courtesy of Wayne Shannon, University of Missouri Outreach and Extension Regional Livestock Specialist.

 

Flowering plant.  Key characteristics: erect-growing; flowers are purple, have a "velcro-like" texture and appear similar to several species of thistles' flowers..

  

Seed.  Seed are elongated with a dull, yellow-brown to black mottling pattern.  Length is approximately 5.0 mm.

Life cycle: biennial.