Carduus pycnocephalus (Italian Plumeless Thistle) is a species of annual herb in the family Asteraceae. They have a self-supporting growth form. They have simple, broad leaves and achenes. Flowers are visited by small white, Euphydryas chalcedona, Orange Sulphur, and Anthidium chilense. Individuals can grow to 0.29 m.
EOL has data for 21 attributes, including: