This name is a synonym of Agrostis curtisii Kerguélen.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name (record 390324) with original publication details: Fl. Londin. 6: t. 12 1798.
This name was in version 1 of The Plant List, record kew-390324, and has not been changed.