This name is a synonym of Magnolia liliiflora Desr..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 345270) with original publication details: Fl. Jard. 3: 234 1849.
This name was in version 1 of The Plant List, record kew-345270, and has not been changed.