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Sonchus asper
spiny sow-thistle Aster Family
Sonchus asper Asteraceae
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English common names
  •spiny sow-thistle
  •sharp-fringed sow thistle
Spanish common names
accepted scientific name
  •Sonchus asper (L.) Hill
rules for finding collection records
  •Sonchus asper (83)
family name
Image Author: ©2003-2014 John Hilty, Illinois Wildflowers
Image License: Author's permission
Image Source
Category: Wildflowers
Flowers: Many petals
Petal colors: color
Leaf: Alternate, Simple
Plant Observed last week of August thru first week of May

How Likely at this Location (39%)
Name Match (100%)
Plant Showiness (54%)
base map where plant found

grid lines base