Cactus serpentinus Lag. & Rodr. species heterotypic synonym

Cereus viperinus A.A.Weber species synonym

Cactus ambiguus Gillies ex Loudon species synonym

Cereus ambiguus var. strictior Weing. variety synonym

Cereus serpentinus var. splendens Salm-Dyck variety homotypic synonym

Peniocereus viperinus (F.A.C.Weber) Kreuz. species accepted

Cereaster serpentinus (Lag. & Rodr.) F.Berge species synonym

Cactus ambiguus Kunth species synonym

Peniocereus striatus (K.Brandegee) Buxb. species accepted

Neoevansia striata (K.Brandegee) Sánchez-Mej. species synonym

Peniocereus greggii (Engelm.) Britton & Rose species accepted

Nyctocereus serpentinus subsp. splendens (Salm-Dyck ex Lem.) Scheinvar subspecies synonym

Nyctocereus serpentinus var. ambiguus (Bonpl.) Borg variety synonym

Peniocereus zopilotensis (Meyran) Buxb. species accepted

Peniocereus viperinus (F.A.C.Weber) Buxb. species synonym

Peniocereus tomentosus (Bravo) Buxb. species synonym

Peniocereus serpentinus subsp. pietatis (Bravo) Scheinvar subspecies synonym

Peniocereus marianus (Gentry) Sánchez-Mej. species accepted

Peniocereus lazarocardenasii J.L.Contr., 1991 species synonym

Peniocereus lazaro-cardenasii (J.L.Contr., J.Jiménez Ram., Sánchez-Mej. & C.Toledo) D.R.Hunt species accepted

Peniocereus johnstonii Britton & Rose species accepted

Peniocereus diguetii (F.A.C.Weber) Backeb. species synonym

Peniocereus castellanosii (Scheinvar) Scheinvar species synonym

Peniocereus papillosus (Britton & Rose) U.Guzmán species accepted

Nyctocereus serpentinus var. pietatis Bravo variety synonym

Nyctocereus serpentinus var. strictior Borg variety synonym

Nyctocereus kalbreyerianus (Wercklé) Croizat species synonym

Nyctocereus castellanosii Scheinvar species synonym

Cullmannia viperina (F.A.C.Weber) Distefano species synonym

Echinocereus splendens (Salm-Dyck ex Lem.) Lem. species synonym

Echinocereus serpentinus (Lag. & Rodr.) Lem. species synonym

Neoevansia zopilotensis (Meyran) Sánchez-Mej. species synonym

Neoevansia lazaro-cardenasii J.L.Contr., J.Jiménez Ram., Sánchez-Mej. & C.A.Toledo species synonym

Neoevansia diguetii (F.A.C.Weber) W.T.Marshall species synonym

Nyctocereus serpentinus (Lag. & Rodr.) Britton & Rose species synonym

Peniocereus serpentinus (Lag. & Rodr.) N.P.Taylor species accepted

Wilcoxia viperina (F.A.C.Weber) Britton & Rose species synonym

Cereus serpentinus (Lag. & Rodr.) DC. species synonym

Cereus greggii var. greggii variety synonym

Cactus ambiguus Bonpl. species heterotypic synonym

Cereus diguetii F.A.C.Weber species synonym

Cereus viperinus F.A.C.Weber species synonym

Wilcoxia zopilotensis Meyran species synonym

Wilcoxia viperina var. tomentosa (Bravo) Bravo variety synonym

Wilcoxia tomentosa Bravo species synonym

Wilcoxia papillosa Britton & Rose species synonym

Wilcoxia mariana Gentry species synonym

Wilcoxia lazaro-cardenasii (J.L.Contr., J.Jiménez Ram., Sánchez-Mej. & C.A.Toledo) A.Cartier species synonym

Cereus splendens Salm-Dyck species synonym

Cereus serpentinus var. splendens Salm-Dyck ex Lem. variety synonym

Cereus kalbreyerianus Wercklé species synonym

Cereus johnstonii (Britton & Rose) A.Berger species synonym

Cereus ambiguus (Bonpl.) DC. species synonym

Wilcoxia diguetii (F.A.C.Weber) Peebles species synonym

Cereus diguetii A.A.Weber species synonym

Wilcoxia striata (K.Brandegee) Britton & Rose species synonym

Cereus striatus Brandegee species synonym

Wilcoxia diguetii (F.A.C.Weber) Diguet & Guillaumin species synonym

Nyctocereus serpentinus var. splendens (Salm-Dyck ex Lem.) Borg variety synonym

Peniocereus greggii var. greggii variety synonym