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 and as an invalid name (record 433587) with original publication details: Fl. Ital. 1: 73 1850.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:415688-1.
This name was in version 1 of The Plant List, record kew-433587.