Which is native to Mexico, Sanvitalia or Buckinghamia?
Sanvitalia The creeping zinnias (genus Sanvitalia ) are plants belonging to the sunflower family. They are native to mostly to Mexico, with a few species in Central America, South America, and the Southwestern United States.
Grusonia Grusonia is a genus of opuntioid cacti (family Cactaceae), originating from the North American Deserts in Southwest United States and northern Mexico, including Baja California. Authors differ on precise boundaries of the genus, which has been included in "Cylindropuntia".