purple coneflower

purple cone·flow·er

noun \-ˈkōn-ˌflau̇(-ə)r\

Definition of PURPLE CONEFLOWER

: any of three composite herbs (Echinacea purpurea, E. pallida, and E. angustifolia) which have usually reddish purple to pale pink ray flowers and whose various parts (as the dried rhizome, stems, or leaves) are used in the preparation of the dietary supplement echinacea