This name is a synonym of Atriplex subcordata Kitag..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Acta Phytotax. Geobot. 20: 206 1962.
This name was in version 1 of The Plant List, record kew-2587519, and has not been changed.