Ratibida columnifera - Long-headed Coneflower

Scientific name: Ratibida columnifera

Synonyms: Lepachys columnifera, Ratibida columnaris, Ratibida columnaris var. pulcherrima, Rudbeckia columnaris, Rudbeckia columnifera

Common names: long-headed coneflower, prairie coneflower, redspike Mexican hat, upright prairie coneflower