This name is a synonym of Berberis trigona Kunze ex Poepp. & Endl..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Berberid. Amer. Austral. 34 1857.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:106707-1.
This name was in version 1 of The Plant List, record kew-2673851, and has not been changed.