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 325984) with original publication details: Bot. Zeitung (Berlin) 30: 500 1872.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:442099-1.
This name was in version 1 of The Plant List, record kew-325984.