⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2781680, with some changes.

Echinocactus cornigerus f. flavispinus (J.N.Haage ex C.F.Först.) Schelle is a synonym of Ferocactus recurvus (Mill.) Borg

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: Handb. Kakteenkult. 165 1907.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:87276-2.