⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2689455, with some changes.

Cactus pyramidalis Salm-Dyck is a synonym of Melocactus pyramidalis Link & Otto

The record derives from WCSP (in review) which reports it as a synonym with original publication details: Observ. Bot. Hort. Dyck. 1: 4 1820.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:129618-1.