This name is a synonym of Puccinellia hauptiana (Krecz.) Kitag..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 438651) with original publication details: Bot. J. Linn. Soc. 76: 363 1978.
This name was in version 1 of The Plant List, record kew-438651.