BioImages: The Virtual Field-Guide (UK)
Sonchus asper (L.) Hill (Prickly Sow-thistle)
Sets of Photographs
These relate to individual finds ("biological records") of the organism.
Sonchus asper may be covered by literature listed under:
BioInfo (www.bioinfo.org.uk) has 18 feeding and other relationships of Sonchus asper (Prickly Sow-thistle)