This name is a synonym of Allium trifoliatum Cirillo.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 296713) with original publication details: Pl. Eur. 1: 209 1890.
This name was in version 1 of The Plant List, record kew-296713, and has not been changed.