Aristolochia serpentaria
Aristolochia serpentaria
Aristolochia serpentaria L.
Engl.: Virginia snakeroot, birthwort, common snake root, pelican-flower, sangree-root, serpentaria, snakeroot, snakeweed, Virginia serpentaria, Virginia serpentary.
Bot. syn.: Aristolochia convolvulaceae Small, Aristolochia hastata Nutt., Aristolochia nashii Kearney, Endodeca serpentaria (L.) Raf. var. hastata (Nutt.) C.F. Reed.