⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2782216, with some changes.
This name is a synonym of Ferocactus recurvus (Mill.) Borg.
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: 426 1827.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:132121-1.