Sonchus asper

Characteristics
Asteraceae
Sonchus
Sonchus asper (L.) Hill
spiny-leaved sow thistle
Roadsides and waste places.
Forb/herb
Annual
Vascular
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Not Native Naturalized FACU, FACW (NWPL) FAC (NWPL EMP) FACU (NWPL NCNE) SNA (State Rank) GNR (Global Rank)
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** Not applicable or data not available.
Classification
Eudicots
Asterales
Sonchus
Sonchus asper (L.) Hill - spiny-leaved sow thistle
Citation
Sonchus asper (L.) Hill
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** Not applicable or data not available.
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: 25 Jul 2002 - 1
Sonchus_asper_ANelson_020725_01.jpg
Photo by: Andrew Nelson - Rice Creek Field Sta., SUNY Oswego Photo taken: Oswego County, NY: 25 Jul 2002 - 1
Sonchus_asper_ANelson_020725_02.jpg
Photo by: Andrew Nelson - Rice Creek Field Sta., SUNY Oswego Photo taken: Oswego County, NY: 25 Jul 2002 - 1
Sonchus_asper_ANelson_020725_03.jpg
Photo by: Andrew Nelson - Rice Creek Field Sta., SUNY Oswego Photo taken: Oswego County, NY: 18 Sep 2002 - 1
Sonchus_asper_ANelson_020918_01.jpg
Photo by: Andrew Nelson - Rice Creek Field Sta., SUNY Oswego Photo taken: Oswego County, NY: 18 Sep 2002 - 1
Sonchus_asper_ANelson_020918_02.jpg
Photo by: Andrew Nelson - Rice Creek Field Sta., SUNY Oswego Photo taken: Oswego County, NY: 18 Sep 2002 - 1
Sonchus_asper_ANelson_020918_03.jpg
Photo by: Andrew Nelson. Photo taken: Oswego Co., NY: 27 Jul 2011 - 1
Sonchus_asper_ANelson_110727_01.jpg
Photo by: Andrew Nelson. Photo taken: Oswego Co., NY: 27 Jul 2011 - 1
Sonchus_asper_ANelson_110727_03.jpg