This name is a synonym of Lilium carniolicum Bernh. ex W.D.J.Koch.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 280903) with original publication details: Bot. Mag. (Kew Mag.) 1: 39 1984.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:923504-1.
This name was in version 1 of The Plant List, record kew-280903, and has not been changed.