This name is a synonym of Puccinellia fasciculata (Torr.) E.P.Bicknell.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 438834) with original publication details: Anales Inst. Bot. Cavanilles 17(2): 39 1959.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:419146-1.
This name was in version 1 of The Plant List, record kew-438834.