This name is a synonym of Stipagrostis prodigiosa (Welw.) De Winter.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 395032) with original publication details: Trans. Linn. Soc. London 27: 80 1871.
This name was in version 1 of The Plant List, record kew-395032, and has not been changed.