Prostrate Knotweed Polygonum aviculare LinnaeusNon-native  Synonyms: Polygonum arenastrum, Polygonum articulata, Polygonum aviculare ssp. bellardii, Polygonum aviculare ssp. depressum, Polygonum bellardii.

Status:

"Naturalized from Europe; an ubiquitous weed in eastern United States" (Reed, 1964).

There are 86 records in the project database.

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Prostrate Knotweed in Anne Arundel Co., Maryland (5/18/2011). Photo by Bill Harms. (MBP list)

Prostrate Knotweed in Calvert Co., Maryland (7/30/2013). Photo by Jim Stasz. (MBP list)

Prostrate Knotweed in Calvert Co., Maryland (7/30/2013). Photo by Jim Stasz. (MBP list)

Prostrate Knotweed in Garrett Co., Maryland (9/17/2017). Photo by Bill Harms. (MBP list)


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