Rhodocalyx

About

Rhodocalyx is a genus of flowering plants in the family Apocynaceae. It includes two species native to South America, ranging from Peru and Bolivia to central and southern Brazil and northern Argentina.Rhodocalyx riedelii (Müll.Arg.) J.F.Morales, M.E.Endress & Liede Rhodocalyx rotundifolius Müll.Arg.

Summary from Wikipedia