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 134825) with original publication details: Lab. Alp. Mar. 368 1893.
This name was in version 1 of The Plant List, record kew-134825.