This name is a synonym of Opuntia microdasys subsp. rufida (Engelm.) U. Guzmán & Mandujano.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 5107963) with original publication details: Monatsschr. Kakteenk. : 212 1930.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:175144-2.
This name was in version 1 of The Plant List, record tro-5107963, and has not been changed.