This name is a synonym of Eutrema japonicum (Miq.) Koidz..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Bull. Acad. Imp. Sci. Saint-Pétersbourg III, 18: 283 1873.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:284361-1.
This name was in version 1 of The Plant List, record kew-2805520.