Web Directory

» Sonchus arvensis
   Photograph and information on the Perennial Sowthistle, its description, distribution, ecology and economic significance as a weed species.
   http://www.agroatlas.ru/weeds/Sonchus_arvensis_en.htm

» Sonchus asper
   Photograph and information on the Prickly Sowthistle, its description, distribution, ecology and economic significance as a weed species.
   http://www.agroatlas.ru/weeds/Sonchus_asper_en.htm

» Sonchus asper: Spiny Sowthistle
   Photographs of varying stages in the growth of this plant, with its description and identifying characteristics.
   http://www.ppws.vt.edu/scott/weed_id/sonas.htm

» Sonchus oleraceus
   Several photographs of the Smooth Sow-thistle and some identifying features.
   http://www.plant-identification.co.uk/skye/compositae/sonchus-oleraceus.htm

» Sonchus oleraceus (Smooth Sow Thistle)
   Photos and information from Wild Plants of Malta by Stephen Mifsud.
   http://www.maltawildplants.com/ASTR/Sonchus_oleraceus.php

» Sonchus oleraceus: Annual Sowthistle
   Photographs of varying stages in the growth of this plant, with its description and identifying characteristics.
   http://www.ppws.vt.edu/scott/weed_id/sonol.htm

» Sonchus sp.
   image
   http://www.botany.hawaii.edu/faculty/carr/images/son_sp_fr.jpg

» Sonchus tenerrimus
   Photographs and information on the Mediterranean sow thistle from the Wild Plants of Malta by Stephen Mifsud.
   http://www.maltawildplants.com/ASTR/Sonchus_tenerrimus.php