⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50196910, with some changes.
This name is a synonym of Acanthocalycium klimpelianum (Weidlich & Werderm.) Backeb..
The record derives from Tropicos which reports it as a synonym (record 50196910) with original publication details: Lobivia 85: 158 158 1985-86.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:964904-1.