Cirsium undulatum (Wavyleaf Thistle) is a species of biennial herb in the family Asteraceae. They have a self-supporting growth form. They are native to The Contiguous United States and Canada. They have simple, broad leaves and achenes. Flowers are visited by Honey-bellied Agapostemon, Brown-belted Bumblebee, Leonard's skipper, and http:treatment.plazi.orgidC04AB37A47FF8292046DC8BAC8787EF6. Individuals can grow to 1.2 m.
EOL has data for 20 attributes, including: