This name is a synonym of Allium nevii S.Watson.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 274772) with original publication details: Vasc. Pl. Pacific Northw. 1: 747 1969.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:8747-2.
This name was in version 1 of The Plant List, record kew-274772, and has not been changed.