This name is a synonym of Allium exaltatum (Meikle) Brullo, Pavone, Salmeri & Venora.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 296205) with original publication details: Ann. Mus. Goulandris 6: 94 1983.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:917543-1.
This name was in version 1 of The Plant List, record kew-296205, and has not been changed.