This name is a synonym of Atriplex semibaccata R.Br..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Biblioth. Bot. 89: 65 1921.
This name was in version 1 of The Plant List, record kew-2665537, and has not been changed.