Sonchus

Sonchus asper

Rough milk thistle

Sonchus oleraceus

Common sowthistle

Sonchus arvensis

Field sow thistle

Sonchus tenerrimus

Slender sow thistle

Sonchus palustris

Marsh sowthistle

Sonchus maritimus

Sonchus tenerrimus subsp. tenerrimus

Catalan slender sowthistle

Sonchus brachyotus

Sonchus hydrophilus

Sonchus acaulis

Sonchus hierrensis

Sonchus congestus

Sonchus leptocephalus

Sonchus wightianus

Corn sowthistle

Sonchus crassifolius

Sonchus fruticosus

Shrubby sow-thistle

Sonchus palmensis

Sonchus schweinfurthii

Sonchus canariensis

Sonchus dregeanus