Sonchus asper (Spiny Sowthistle) is a species of annual herb in the family Asteraceae. They have a self-supporting growth form. They are native to Africa, Europe, and Asia. They have simple, broad leaves. Flowers are visited by Platycheirus albimanus, Pieris brassicae, Astylus quadrilineatus, and Eristalinus sepulchralis. Individuals can grow to 0.45 m.
EOL has data for 26 attributes, including: