This name is a synonym of Phalaris coerulescens Desf..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 433457) with original publication details: Silva Lusitana 5: 142 1997.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:1006715-1.
This name was in version 1 of The Plant List, record kew-433457.