This name is a synonym of Hordeum halophilum Griseb..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 419478) with original publication details: Nordic J. Bot. 14: 124 1994.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:977742-1.
This name was in version 1 of The Plant List, record kew-419478, and has not been changed.