Sphinctanthus is a genus of flowering plants in the family Rubiaceae, native to tropical South America.[2] It is in a clade with Rosenbergiodendron and Tocoyena.[3]
Currently accepted species include:[2]
Sphinctanthus is a genus of flowering plants in the family Rubiaceae, native to tropical South America. It is in a clade with Rosenbergiodendron and Tocoyena.