This name is a synonym of Phleum hirsutum Honck..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50085172) with original publication details: Collectanea 2: 91 1789.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:415551-1.
This name was in version 1 of The Plant List, record tro-50085172, and has not been changed.