⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-50181373, and has not been changed.

Thelocactus schwarzii Backeb. is a synonym of Thelocactus bicolor subsp. schwarzii (Backeb.) N.P. Taylor

This name is a synonym of Thelocactus bicolor subsp. schwarzii (Backeb.) N.P. Taylor.

The record derives from Tropicos which reports it as a synonym (record 50181373) with original publication details: Cact. J. (London) 12: 81 81 1950.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:138870-1.