This name is a synonym of Baccharis darwinii Hook. & Arn..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record F8188CCB-F2AD-4B03-A3F8-915766293471) with original publication details: 135 1898.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:28232-2.
This name was in version 1 of The Plant List, record gcc-58781.