Centaurea (Cen-tau-ré-a) is a genus of about 350-500 species of herbaceous thistle-like flowering plants in the family Asteraceae, mostly native to the Old World.
A PLANTS profile of Centaurea solstitialis (yellow star-thistle) from the USDA PLANTS database ... Noxious Weed Information: Centaurea solstitialis L. This plant is listed by the U ...