the Tacca and the Zenobia are both native to South America?
Tacca: The genus "Tacca", which includes the batflowers and arrowroot, consists of flowering plants in the order Dioscoreales, native to tropical regions of South America, Africa, Australia, Southeast Asia, and various oceanic islands. Zenobia (plant): Zenobia, called honeycup, is a North American genus of shrubs in the heath family.
i don't know