This name is a synonym of Sambucus australis Cham. & Schltdl..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50111490) with original publication details: Escr. Larrañaga 2: 117 1923.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:227190-2.
This name was in version 1 of The Plant List, record tro-50111490, and has not been changed.