Polygonum aviculare

Characteristics
Polygonum aviculare L. ssp. depressum (Meisn.) Arcang.
oval-leaved knotweed
Roadsides, dirt roads, disturbed sites, sandy lake shores, waste places including cracks in sidewalks, and cultivated ground.
Herbaceous
Annual
Vascular
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Not Native Naturalized FACU (NWPL EMP) FACU (NWPL NCNE) SNA (State Rank)
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Classification
Eudicots
Caryophyllales
Polygonum aviculare L. ssp. depressum (Meisn.) Arcang. - oval-leaved knotweed
Citation
Polygonum aviculare L. ssp. depressum (Meisn.) Arcang.
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Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display its name.

Source
Synonyms
Plant Photos
Photo by: Andrew Nelson - Rice Creek Field Sta., SUNY Oswego Photo taken: Oswego County, NY: 19 Oct 2007 - 1
Polygonum_aviculare_ssp_depressum_ANelson_071019_02.jpg
Photo by: Andrew Nelson - Rice Creek Field Sta., SUNY Oswego Photo taken: Oswego County, NY: 19 Oct 2007 - 1
Polygonum_aviculare_ssp_depressum_ANelson_071019_08.jpg
Photo by: Andrew Nelson - Rice Creek Field Sta., SUNY Oswego Photo taken: Oswego County, NY: 17 Aug 2009 - 1
Polygonum_aviculare_ssp_depressum_ANelson_090817_04.jpg
Photo by: Andrew Nelson - Rice Creek Field Sta., SUNY Oswego Photo taken: Oswego County, NY: 17 Aug 2009 - 1
Polygonum_aviculare_ssp_depressum_ANelson_090817_08.jpg
Photo by: Andrew Nelson - Rice Creek Field Sta., SUNY Oswego Photo taken: Oswego County, NY: 28 Sep 2009 - 1
Polygonum_aviculare_ssp_depressum_ANelson_090928_02.jpg
Photo by: Andrew Nelson - Rice Creek Field Sta., SUNY Oswego Photo taken: Oswego County, NY: 28 Sep 2009 - 1
Polygonum_aviculare_ssp_depressum_ANelson_090928_05.jpg