This name is a synonym of Allium fimbriatum var. purdyi (Eastw.) Ownbey ex McNeal.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 296359) with original publication details: Leafl. W. Bot. 2: 110 1938.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:308722-2.
This name was in version 1 of The Plant List, record kew-296359, and has not been changed.