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 371880) with original publication details: Lab. Alp. Mar. 370 1893.
This name was in version 1 of The Plant List, record kew-371880.