(Gonolobus riparius)
Gonolobus riparius is an oleander plant species described by Carl Sigismund Kunth. Gonolobus riparius is part of the Gonolobus genus. Gonolobus is a genus of plant in family Asclepiadaceae, first described in 1803. It is native to South America, Central America, Mexico, the West Indies, and the southern United States.