This name is a synonym of Lamium garganicum subsp. corsicum (Gren. & Godr.) Mennema.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 107424) with original publication details: Fl. France 2: 679 1853.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:448820-1.
This name was in version 1 of The Plant List, record kew-107424, and has not been changed.