Rhipsaphyllopsis ×graeseri Werderm. in Kakteenkunde 3: 10. 1939 Rhipsaphyllopsis ×graeseri Werderm. in Kakteenkunde 3: 10. 1939is new combination for Hatiora ×graeseri (Werderm.) Barthlott ex D.R.Hunt in Bradleya 10: 25. 1992TypeTaxon for this nameRhipsaphyllopsis ×graeseri Werderm.