Tephrocactus alexanderi
Tephrocactus alexanderi MK1220 HPT369 (MM539)
Tephrocactus alexanderi var.bruchii JES95/43 (MM636)
Tephrocactus alexanderi var.bruchii MK866 (MM582)
Tephrocactus alexanderi HPT368/4 (MM1068)
Tephrocactus halophilus = alexanderi MK1650 (MM545)