Epiphyllum Haw. Epiphyllum Haw., Syn. Pl. Succ.: 197. 1812 sec. Hunt & al. 2006=Phyllocactus Link, Handbuch 2: 10. 1831 syn. sec. Hunt & al. 2006=Chiapasophyllum Doweld in Sukkulenty 4: 32. 2002 syn. sec. Hunt & al. 2006