⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-5107582, with some changes.
This name is a synonym of Echinopsis werdermanniana (Backeb.) Friedrich & G.D.Rowley.
The record derives from Tropicos which reports it as a synonym (record 5107582) with original publication details: Cact. Succ. J. (Los Angeles) 35: 157 157 1963.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:257087-2.