⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-5107566, and has not been changed.
This name is a synonym of Echinopsis maximiliana subsp. caespitosa (J.A.Purpus) M.Lowry.
The record derives from Tropicos which reports it as a synonym (record 5107566) with original publication details: Cactaceae 3: 53 53 1922.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:142501-2.