This name is a synonym of Erythronium multiscapideum (Kellogg) A.Nelson & P.B.Kenn..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 370999) with original publication details: Proc. Acad. Nat. Sci. Philadelphia 1868(2): 166 1868.
This name was in version 1 of The Plant List, record kew-370999, and has not been changed.