This name is a synonym of Nothoscordum bivalve (L.) Britton.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name (record 295221) with original publication details: Fl. Bor.-Amer. 1: 191 1803.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:527761-1.
This name was in version 1 of The Plant List, record kew-295221.