This name is a synonym of Iris graminea L..
The record derives from iPlants
(data supplied on 2012-03-23)
which reports it as a synonym (record 321610) with original publication details: Fl. France 3: 243 1855.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:438397-1.
This name was in version 1 of The Plant List, record kew-321610.