Centaurea (Knapweed) is a genus of herb in the family Asteraceae. They are native to The Contiguous United States, Western North America, and North America. They have achenes. Flowers are visited by Halictus, Rhodanthidium infuscatum, speckled wood, and Southern Dogface. Individuals can grow to 12 cm.
EOL has data for 17 attributes, including: