This name is a synonym of Nepeta nepetella subsp. aragonensis (Lam.) Nyman.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 134522) with original publication details: Bol. Soc. Esp. Hist. Nat. 21: 152 1921.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:452346-1.
This name was in version 1 of The Plant List, record kew-134522.