PyrenacanthaPyrenacantha is a genus of plant in family Icacinaceae. It has about 20 species, all from the Old World tropics.List of selected speciesPyrenacantha acuminata Engl. Pyrenacantha ambrensis Labat, El-Achkar & R.Rabev.Pyrenacantha andapensis Labat, El-Achkar & R. Rabev. Pyrenacantha brevipes Engl. Pyrenacantha capitata H.Perrier Pyrenacantha chlorantha BakerPyrenacantha cordicula VilliersPyrenacantha malvifolia Engl.Pyrenacantha volubilis William Jackson Hooker, 1830.