This name is a synonym of Nepeta nepetella subsp. laciniata (Willk.) Aedo.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 134404) with original publication details: Diagn. Nouv. 212 1936.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:452251-1.
This name was in version 1 of The Plant List, record kew-134404.