This name is a synonym of Nepeta grandiflora M.Bieb..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an invalid name (record 134639) with original publication details: Labiat. Gen. Spec. 480 1834.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:452449-1.
This name was in version 1 of The Plant List, record kew-134639.