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. They have a large underground tuber, thin and inconspicuous stems.
Saverio Manetti Francesco Saverio Manetti also spelt Xaviero or Xaverio Manetti (Latinized as Franciscus Xaverius Manetti civis Florentinus) (12 November 1723 – 12 November 1785) was an Italian physician, botanist and ornithologist. Among his works is the treatise on birds, "Ornithologia methodice digesta" or "Storia naturale degli uccelli" (1776). The plant genus "Manettia" was named in his honour by Carolus Linnaeus.