This name is a synonym of Phalaris aquatica L..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 433574) with original publication details: Mant. Pl. 2: 557 1771.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:415678-1.
This name was in version 1 of The Plant List, record kew-433574.