This name is a synonym of Allium eivissanum Garbari & Miceli.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 295026) with original publication details: Boll. Soc. Hist. Nat. Balears 32: 154 1988.
This name was in version 1 of The Plant List, record kew-295026, and has not been changed.