The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2614469, with some changes.

M Acanthocalycium brevispinum F.Ritter is a synonym of Echinopsis thionantha (Speg.) D.R.Hunt

This name is a synonym of Echinopsis thionantha (Speg.) D.R.Hunt.

The record derives from WCSP (in review) which reports it as a synonym with original publication details: Taxon 13: 144 1964.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:1616-2.