⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-5107929, with some changes.

Melocactus zehntneri subsp. canescens (F. Ritter) P.J. Braun is a synonym of Melocactus zehntneri (Britton & Rose) Luetzelb.

This name is a synonym of Melocactus zehntneri (Britton & Rose) Luetzelb..

The record derives from Tropicos which reports it as a synonym (record 5107929) with original publication details: Bradleya 6: 98 98 1988.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:1181763-2.