Epiphyllum phyllanthus var. hookeri (Haw.) Kimnach in Cact. Succ. J. (Los Angeles) 36: 113. 1964
Epiphyllum phyllanthus var. hookeri in Cact. Succ. J. (Los Angeles) 36: 113. 1964
is new combination for Epiphyllum hookeri in Philos. Mag. Ann. Chem. 6: 108. 1829