This name is a synonym of Mahonia bracteolata Takeda.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50005615) with original publication details: Bot. Gaz. 63(6): 519–520 1917.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:107408-1.
This name was in version 1 of The Plant List, record tro-50005615, and has not been changed.