Echinopsis Zucc.
Echinopsis, Abh. Math.-Phys. Cl. Königl. Bayer. Akad. Wiss. 2: 657. 1837 sec. Hunt 2016
- =Acantholobivia, Cactaceae (Berlin) 1941(2): 76. 1942 syn. sec. Hunt 2016
- ≡Acanthanthus, Cactaceae: 354. 1981, nom. illeg. syn. sec. Hunt 2016
- =Aureilobivia, Verzeichnis Amer. Sukk. Rev. Syst. Kakteen: 33. 1935 syn. sec. Kew 2019: Dataset export of the World Checklist of Vascular Plants database, dated 19 December. – Kew: Royal Botanic Gardens
- =Cosmantha, Hana Shaboten Zufu. 1967 syn. sec. Kew 2019: Dataset export of the World Checklist of Vascular Plants database, dated 19 December. – Kew: Royal Botanic Gardens
- =Furiolobivia, Explan. Diagr. Austroechinocactinae: 286. 1957 syn. sec. Kew 2019: Dataset export of the World Checklist of Vascular Plants database, dated 19 December. – Kew: Royal Botanic Gardens
- =Hymenorebutia, Succulenta (Netherlands) 21: 101. 1939 syn. sec. TROPICOS 1986+: Tropicos.org. Missouri Botanical Garden – https://tropicos.org