This name is a synonym of Prunella grandiflora (L.) Scholler.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 166017) with original publication details: Enum. Pl. Transsilv. 953 1866.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:455172-1.
This name was in version 1 of The Plant List, record kew-166017.