Epiphyllopsis gaertneri var. serrata (Lindgr.) Backeb., Cactaceae 2: 724. 1959 Epiphyllopsis gaertneri var. serrata (Lindgr.) Backeb., Cactaceae 2: 724. 1959is new combination for Rhipsalidopsis serrata Linding. in Beih. Bot. Centralbl. 61(3): 379. 1942Taxon for this nameEpiphyllopsis gaertneri var. serrata (Lindgr.) Backeb.