This name is a synonym of Magnolia sinica (Y.W.Law) Noot..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 119682) with original publication details: Ann. Missouri Bot. Gard. 80: 1051 1993.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:974106-1.
This name was in version 1 of The Plant List, record kew-119682.