⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-5100461, and has not been changed.

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

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

The record derives from Tropicos which reports it as a synonym (record 5100461) with original publication details: Sukkulentenkunde 1941: 6, f. 6 1941.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:285985-2.