This name is a synonym of Allium retrorsum (Özhatay & Kollmann) Brullo, Guglielmo, Pavone & Salmeri.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 295415) with original publication details: Notes Roy. Bot. Gard. Edinburgh 41: 247 1983.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:917539-1.
This name was in version 1 of The Plant List, record kew-295415, and has not been changed.