This name is a synonym of Mahonia duclouxiana Gagnep..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50230113) with original publication details: Bull. Misc. Inform. Kew 422 1915.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:107513-1.
This name was in version 1 of The Plant List, record tro-50230113.