⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50321366, with some changes.
This name is a synonym of Echinopsis backebergii Werderm..
The record derives from Tropicos which reports it as a synonym (record 50321366) with original publication details: Kakteen Sukk. 17: 76 76 1966.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:134006-1.