This name is a synonym of Scleria foliosa Hochst. ex A.Rich..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 464609) with original publication details: Trans. Linn. Soc. 29: 169 1884.
This name record (from WCSP) was not included in version 1 of The Plant List. It is possible the same name was included from a different data source, to check this you can search for Scleria foliosa in version 1 of The Plant List.