This name is a synonym of Metasequoia glyptostroboides Hu & W.C.Cheng.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 381301) with original publication details: Feddes Repert. Spec. Nov. Regni Veg. 66: 185 1962.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:828388-1.
This name was in version 1 of The Plant List, record kew-2587872.