Rhopalocarpus lucidusRhopalocarpus lucidus is a tree in the family Sphaerosepalaceae. It is endemic to Madagascar.Distribution and habitatRhopalocarpus lucidus is a widespread species in Madagascar. Its habitat is forests and thickets from sea-level to altitude. Some populations are within protected areas.ThreatsBecause Rhopalocarpus lucidus is used as firewood and for making tools and rope, subsistence harvesting is a threat.