This name is a synonym of Marrubium parviflorum Fisch. & C.A.Mey..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 120785) with original publication details: Oesterr. Bot. Z. 99: 39 1952.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:449822-1.
This name was in version 1 of The Plant List, record kew-120785.