Which genus has more species Graptopetalum or Tanakaea ?
Graptopetalum Graptopetalum (leatherpetal) is a plant genus of the family "Crassulaceae". They are perennial succulent plants and native to Mexico and Arizona. They grow usually in a rosette. There are around 19 species in this genus.
Chimantaea Chimantaea is a genus of flowering plants in the aster family, Asteraceae.