Echinocereus roemeri (Muehlenpf.) Rydb. species synonym

Echinocereus paucispinus (Engelm.) Engelm. ex Rümpler species synonym

Echinocereus coccineus var. gurneyi (L.D.Benson) K.D.Heil & S.Brack variety synonym

Echinocereus krausei De Smet species synonym

Echinocereus coccineus subsp. santaritensis (W.Blum & Rutow) M.A.Baker subspecies accepted

Echinocereus coccineus subsp. transpecosensis W.Blum, Oldach & J.Oldach subspecies accepted

Echinocereus gurneyi (L.D.Benson) W.Blum, Oldach & J.Oldach species synonym

Echinocereus coccineus subsp. gurneyi (L.D.Benson) D.Felix & H.Bauer subspecies accepted

Cereus aggregatus (Engelm.) Rydb. species heterotypic synonym

Cereus phoeniceus subsp. conoideus (Engelm. & J.M.Bigelow) Engelm. & J.M.Bigelow subspecies synonym

Cereus conoideus Engelm. & J.M.Bigelow species synonym

Coryphantha vivipara subsp. aggregata (Engelm.) W.T.Marshall subspecies synonym

Echinocereus paucispinus (Engelm.) Haage species synonym

Echinocereus triglochidiatus var. inermis (K.Schum.) Arp variety synonym

Echinocereus engelmannii var. decumbens (Clover & Jotter) L.D.Benson variety synonym

Echinocereus coccineus subsp. rosei (Wooton & Standl.) W.Blum & Rutow subspecies accepted

Echinocereus coccineus subsp. paucispinus (Engelm.) W.Blum, Mich.Lange & Rutow subspecies accepted

Echinocereus coccineus var. coccineus variety synonym

Echinocereus polyacanthus var. rosei (Wooton & Standl.) D.Weniger variety synonym

Echinocereus coccineus var. conoideus (Engelm.) D.Weniger variety synonym

Echinocereus phoeniceus var. rufispinus Rümpler variety synonym

Cereus phoeniceus Engelm. species synonym

Cereus coccineus (Engelm.) Engelm. species heterotypic synonym

Echinocereus santaritensis W.Blum & Rutow species synonym

Echinocereus phoeniceus (Engelm.) Lem. species synonym

Echinocereus phoeniceus var. phoeniceus variety synonym

Echinocereus conoideus (Engelm. & J.M.Bigelow) Rümpler species synonym

Echinocereus coccineus subsp. coccineus subspecies accepted

Cereus roemeri Muehlenpf. species synonym

Cereus paucispinus Engelm. & J.M.Bigelow species synonym

Mammillaria aggregata Engelm. species synonym

Cereus coccineus var. melanacanthus Engelm. variety synonym

Cereus coccineus var. cylindricus Engelm. variety synonym

Cereus aggregatus J.M.Coult. species synonym

Coryphantha aggregata (Engelm. ex B.D.Jacks.) Britton & Rose species proparte synonym

Echinocereus triglochidiatus var. toroweapensis P.C.Fisch. variety synonym

Echinocereus triglochidiatus var. rosei (Wooton & Standl.) W.T.Marshall variety synonym

Echinocereus triglochidiatus var. paucispinus (Engelm.) W.T.Marshall variety synonym

Echinocereus triglochidiatus var. octacanthus (Muehlenpf.) W.T.Marshall variety synonym

Echinocereus triglochidiatus var. melanacanthus (Engelm.) L.D.Benson variety synonym

Echinocereus triglochidiatus f. inermis (K.Schum.) W.Blum form synonym

Echinocereus triglochidiatus var. gurneyi L.D.Benson variety synonym

Echinocereus triglochidiatus subsp. coccineus (Engelm.) U.Guzmán subspecies synonym

Echinocereus toroweapensis (P.C.Fisch.) Fürsch species synonym

Echinocereus rosei Wooton & Standl. species synonym

Echinocereus roemeri (Muehlenpf.) Engelm. ex Haage species synonym

Echinocereus phoeniceus var. inermis K.Schum. variety synonym

Echinocereus phoeniceus var. conoideus (Engelm. & J.M.Bigelow) K.Schum. variety synonym

Coryphantha neovivipara var. aggregata (Engelm.) Y.Itô variety proparte synonym

Echinocereus monacanthus Heese species synonym

Echinocereus engelmannii subsp. decumbens (Clover & Jotter) W.Blum & Mich.Lange subspecies synonym

Echinocereus decumbens Clover & Jotter species synonym

Echinocereus conoideus var. cristata Houghton variety synonym

Echinocereus coccineus var. rosei (Wooton & Standl.) A.D.Zimmerman variety synonym

Echinocereus coccineus subsp. roemeri (Muehlenpf.) W.Blum, Mich.Lange & Rutow subspecies accepted

Echinocereus coccineus var. paucispinus (Engelm.) D.J.Ferguson variety synonym

Echinocereus coccineus var. inermis (K.Schum.) J.A.Purpus variety synonym

Echinocereus coccineus subsp. aggregatus (Engelm. ex S.Watson) W.Blum, Mich.Lange & Rutow subspecies synonym

Echinocereus canyonensis Clover & Jotter species synonym

Echinocereus aggregatus Rydb. species synonym

Echinocereus phoeniceus f. inermis (K.Schum.) Schelle form synonym

Echinocereus melanacanthus (Engelm.) W.H.Earle species synonym

Echinocereus triglochidiatus var. inermis (K.Schum.) G.D.Rowley variety synonym

Echinocereus phoeniceus var. albispinus Rümpler variety synonym

Mammillaria aggregata Engelm. ex S.Watson species synonym

Echinocereus triglochidiatus var. coccineus (Engelm.) W.T.Marshall & T.M.Bock variety synonym

Echinocereus phoeniceus var. longispinus Rümpler variety synonym

Echinocereus roemeri (Muehlenpf.) Engelm. species homotypic synonym

Echinocereus paucispinus (Engelm.) Engelm. species homotypic synonym