Echinacea purpurea(redirected from Echinacea purpurea var. arkansana)
Ech·i·na·ce·a pur·pur·ea(ek'i-nā'shă pūr-pūr'ē-ă)
A species of plant in North America purported to heal infections and boost the body's immune system.
Echinacea purpurea(pŭr-pūr′ēă, poor′)
A native American perennial herb (purple coneflower) of the family Compositae. Its root and leaf extracts are promoted both for their effects on wound healing and for their impact on the treatment and prevention of respiratory infections.