⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50219497, with some changes.
This name is a synonym of Notocactus tephracanthus var. depressus .
The record derives from Tropicos which reports it as a synonym (record 50219497
) with original publication details: Taxon 13(6): 210 210 1964.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:268554-2
.