Epiphyllum guatemalense Britton & Rose in Contr. U.S. Natl. Herb. 16: 257. 1913
Epiphyllum guatemalense in Contr. U.S. Natl. Herb. 16: 257. 1913
is basionym for Epiphyllum phyllanthus var. guatemalense in Cact. Succ. J. (Los Angeles) 36: 110. 1964
is basionym for Epiphyllum phyllanthus subsp. guatemalense in Cactaceae Syst. Init. 16: 17. 2003
is basionym for Phyllocactus guatemalensis in Monatsschr. Kakteenk. 23: 116. 1913
is basionym for Epiphyllum hookeri subsp. guatemalense in Cactaceae Syst. Init. 17: 25. 2003
Epiphyllum guatemalense in Contr. U.S. Natl. Herb. 16: 257. 1913