Phyllocactus ackermannii (Haw.) Lindl. in Edwards's Bot. Reg. 16: pl. 1331. 1830 Phyllocactus ackermannii (Haw.) Lindl. in Edwards's Bot. Reg. 16: pl. 1331. 1830is new combination for Epiphyllum ackermannii Haw. in Philos. Mag. Ann. Chem. 6: 109. 1829Taxon for this namePhyllocactus ackermannii (Haw.) Lindl.