This name is a synonym of Erythronium americanum Ker Gawl..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 276590) with original publication details: Pap. Michigan Acad. Sci. 23: 128 1939.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:96811-2.
This name was in version 1 of The Plant List, record kew-276590.