Marsh (Perennial) Sowthistle

Sonchus arvensis

Marsh (perennial) sowthistle is a state designated noxious weed in Wyoming.

Sonchus arvensis

Photo by John Cardina, The Ohio State University, Bugwood.org

Estimated       Overall
Acres Maps  Trends Maps
  2013              2013
  2010              2010
  2007              2007
  2005              2005
  2003              2003

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