Lophophora fricii Haberm. in Kaktusy (Brno): 123. 1974
Lophophora fricii in Kaktusy (Brno): 123. 1974
is basionym for Lophophora williamsii var. fricii, Rod Lophophora: 56. 1997
is basionym for Peyotl zacatensis var. fricii in Cactus & Co. 5: 228. 2001
is basionym for Lophophora diffusa subsp. fricii in Cactaceae etc. 7: 61. 1997
Lophophora fricii in Kaktusy (Brno): 123. 1974