Chlorocyathus is a genus of plants in the Apocynaceae, first described in 1887. It is native to southern Africa.SpeciesChlorocyathus lobulata (Venter & R.L.Verh.) Venter - Bathurst District in Cape Province of South Africa Chlorocyathus monteiroae Oliv. - Maputo Bay in southern Mozambiqueformerly included