RhopalocarpusRhopalocarpus is a genus of plants in the family Sphaerosepalaceae. Most species are trees and all are endemic to Madagascar. The generic name is from the Greek meaning "club fruit", referring to the fruit shape.SpeciesPlants of the World Online and Tropicos recognise 17 accepted species:Rhopalocarpus alternifolius Rhopalocarpus binervius Rhopalocarpus coriaceus Rhopalocarpus crassinervius Rhopalocarpus excelsus Rhopalocarpus longipetiolatus Rhopalocarpus louvelii Rhopalocarpus lucidus Rhopalocarpus macrorhamnifolius Rhopalocarpus mollis Rhopalocarpus parvifolius Rhopalocarpus randrianaivoi Rhopalocarpus similis Rhopalocarpus suarezensis Rhopalocarpus thouarsianus Rhopalocarpus triplinervius ''Rhopalocarpus undulatus''