Epiphyllum chrysocardium Alexander in Cact. Succ. J. (Los Angeles) 28: 4. 1956 sec. Bauer 2003
- =Marniera chrysocardium (Alexander) Backeb., Cactaceae (Backeberg) 2: 737. 1959 syn. sec. Bauer 2003
- =Chiapasophyllum chrysocardium (Alexander) Doweld in Sukkulenty 4: 32. 2002 syn. sec. Bauer 2003