This name is a synonym of Iris cristata Aiton.
The record derives from iPlants
(data supplied on 2012-03-23)
which reports it as a synonym (record 322189) with original publication details: Syn. Pl. 1: 53 1805.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:438925-1.
This name was in version 1 of The Plant List, record kew-322189, and has not been changed.