Synonyms: Caralluma hesperidum Maire, Caralluma commutata subsp. hesperidum (Maire) Maire, Caralluma decaisneana subsp. hesperidum (Maire) Raynaud
Among the 5 Moroccan species, this is the only one which can be distinguished from the others by its vegetative characteristics. In fact the stems are cylindrical, with conical protuberances. Orbea decaisneana subsp. hesperidum can be found in the south of Morocco, along the coast from Essaouira to Sidi-Ifni (Audissou, 2005).