This name is a synonym of Atriplex × gustafssoniana Tascher..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Acta Univ. Lund. n.s., 21: 4 1925.
This name was in version 1 of The Plant List, record kew-2665469, and has not been changed.