×Trichoechinopsis imperialis
- –Echinopsis ×imperialis in Cact. Succ. J. (Los Angeles) 7: 82. 1935, nom. inval., syn. sec. Kew WCVP (2019)5,3,4
- 1. basionym invalid, 2. Berendsohn, W. G. 2020: Revisions, 3. no latin description, 4. IPNI 2000+: International Plant Names Index. – The Royal Botanic Gardens, Kew, Harvard University Herbaria & Libraries and Australian National Botanic Gardens – http://www.ipni.org: 15 oct 2020, 5. Kew WCVP (2019)