Cereus bonariensis C.F.Först. species synonym

Cereus peruvianus var. cristatus Graebener variety synonym

Cactus monstrosus Willd. species synonym

Cactus abnormis Willd. species synonym

Cereus childsii Blanc species synonym

Cereus monstrosus J.Forbes species synonym

Cactus peruvianus var. monstruosus DC. variety synonym

Cereus xanthocarpus K.Schum. ex Werderm. species synonym

Cereus peruvianus var. brasiliensis C.F.Först. variety synonym

Cereus monstrosus var. minor Woodson variety synonym

Cereus curvispinus Pfeiff. species synonym

Cereus calvescens DC. species synonym

Cereus alacriportanus var. bageanus (F.Ritter) P.J.Braun variety synonym

Cereus abnormis (Willd.) Sweet species synonym

Cereus hildmannianus subsp. uruguayanus (R.Kiesling) N.P.Taylor subspecies accepted

Cereus uruguayanus F.Ritter ex R.Kiesling species synonym

Cereus peruvianus var. alacriportanus (Pfeiff.) K.Schum. variety synonym

Cereus pentagonus C.F.Först. species heterotypic synonym

Cereus peruvianus var. proferrens Werderm. variety synonym

Cereus peruvianus var. persicinus Werderm. variety synonym

Cereus peruvianus var. ovicarpus Hertrich variety synonym

Piptanthocereus xanthocarpus (K.Schum.) F.Ritter species synonym

Piptanthocereus validus (Haw.) Riccob. species synonym

Piptanthocereus uruguayanus F.Ritter species synonym

Piptanthocereus peruvianus var. monstruosus (DC.) Riccob. variety synonym

Piptanthocereus neonesioticus var. interior F.Ritter variety synonym

Piptanthocereus bageanus F.Ritter species synonym

Piptanthocereus alacriportanus (Pfeiff.) F.Ritter species synonym

Echinocactus abnormis (Willd.) Paxton species synonym

Cereus uruguayanus F.Ritter species homotypic synonym

Cereus peruvianus var. monstrosus DC. variety synonym

Cereus neonesioticus (F.Ritter) P.J.Braun species synonym

Cereus hildmannianus subsp. hildmannianus subspecies accepted

Cereus alacriportanus Pfeiff. species synonym

Piptanthocereus neonesioticus F.Ritter species synonym

Cereus xanthocarpus K.Schum. species synonym

Cereus validus Haw. species synonym

Cereus peruvianus var. reclinatus Werderm. variety synonym

Cereus neonesioticus var. interior (F.Ritter) P.J.Braun variety synonym

Cereus monstruosus K.Schum. species synonym

Cereus monstrosus (DC.) Steud. species synonym

Cereus milesimus E.C.Rost species synonym

Cereus hildmannianus subsp. xanthocarpus (K.Schum.) P.J.Braun & Esteves subspecies synonym