BioImages: The Virtual Field-Guide (UK)
Sonchus arvensis L. (Perennial Milk-thistle, Perennial Sow-thistle)
Sets of Photographs
These relate to individual finds ("biological records") of the organism.
Sonchus arvensis may be covered by literature listed under:
BioInfo (www.bioinfo.org.uk) has 19 feeding and other relationships of Sonchus arvensis (Perennial Milk-thistle, Perennial Sow-thistle)