Common Sow-thistle Sonchus oleraceus LinnaeusNon-native  

There are 27 records in the project database.

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Common Sow-thistle in Anne Arundel Co., Maryland (5/12/2012). Photo by Bill Harms. (MBP list)

Common Sow-thistle bloomin gin Baltimore Co., Maryland (7/20/1981). Photo by Jim Stasz. (MBP list)

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