Epiphyllum ackermannii f. candidum Alexander in Cact. Succ. J. (Los Angeles) 19: 58. 1947
Epiphyllum ackermannii f. candidum in Cact. Succ. J. (Los Angeles) 19: 58. 1947
is basionym for Disocactus ackermannii f. candidus in Bradleya 9: 87. 1991
Type: Mexico, Chiapas, cultivated plant in a garden in San Cristobal [de] Las Casas, 14 Apr 1945, E. J. Alexander s.n. (holotype NY; isotypes: MEXU barcode 00123464, P, US)