Quick definitions from WordNet (Ratibida columnaris)
▸ noun: coneflower with flower heads resembling a Mexican hat with a tall red-brown disk and drooping yellow or yellow and red-brown rays; great plains along base of Rocky Mountains
▸ noun: coneflower with flower heads resembling a Mexican hat with a tall red-brown disk and drooping yellow or yellow and red-brown rays; great plains along base of Rocky Mountains