Which is of a genus of tropical evergreen perennials or subshrubs, Ceropegia or Centradenia?
Ceropegia: Ceropegia is a genus of plants within the family Apocynaceae, native to Africa, southern Asia, and Australia. Centradenia: Centradenia is a genus of 4-5 species of tropical evergreen perennials or subshrubs, native to Central America and Mexico.
Centradenia