Opuntia acanthocarpa subsp. ganderi C.B.Wolf in Occas. Pap. Rancho Santa Ana Bot. Gard. 1(2): 75, fig. 20. 1938
Opuntia acanthocarpa subsp. ganderi in Occas. Pap. Rancho Santa Ana Bot. Gard. 1(2): 75, fig. 20. 1938
is basionym for Cylindropuntia ganderi in J. Arizona-Nevada Acad. Sci. 332: 150. 2001
is basionym for Opuntia ganderi in Haseltonia 4: 103. 1996
is basionym for Grusonia ganderi in Tephrocactus Study Group 12(3): 44. 2006
is basionym for Opuntia acanthocarpa var. ganderi, Cact. Calif.: 96. 1969