This name is a synonym of Allium cassium Boiss..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 295398) with original publication details: Oesterr. Bot. Wochenbl. 4: 217 1854.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:527905-1.
This name was in version 1 of The Plant List, record kew-295398, and has not been changed.