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 414631) with original publication details: Trans. Linn. Soc. London 17: 565 1837.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:402448-1.
This name was in version 1 of The Plant List, record kew-414631.