This name is a synonym of Berberis vulgaris subsp. australis (Boiss.) Heywood.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Annuaire Conserv. Jard. Bot. Genève 7-8: 146 1904.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:106444-1.
This name was in version 1 of The Plant List, record kew-2673463, and has not been changed.