Phyllocactus ackermannii (Haw.) Salm-Dyck, Cact. Hort. Dyck.: 38. 1841 Phyllocactus ackermannii (Haw.) Salm-Dyck, Cact. Hort. Dyck.: 38. 1841is new combination for Epiphyllum ackermannii Haw. in Philos. Mag. Ann. Chem. 6: 109. 1829Taxon for this namePhyllocactus ackermannii (Haw.) Salm-Dyck