Which genus of plant is found in more location around the world, Peniocereus or Manettia ?
Peniocereus: Peniocereus is a genus of vining cacti, comprising about 18 species, found from the southwestern United States and Mexico. Manettia: Manettia is a genus of flowering plants in the family Rubiaceae. Manettia:  They are distributed in the West Indies, Mexico, and Central and South America.
Manettia