This name is a synonym of Eremurus spectabilis M.Bieb..
The record derives from WCSP
(data supplied on 2012-03-26)
which reports it as a synonym (record 275600) with original publication details: Alph. Aufz. Gew. 48 1846.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:531554-1.
This name was in version 1 of The Plant List, record kew-275600, and has not been changed.