This name is a synonym of Chrysosplenium ramosum Maxim..
The record derives from WCSP (in review)
(data supplied on 2012-03-26)
which reports it as a synonym with original publication details: J. Jap. Bot. 10: 253 1934.
This name was in version 1 of The Plant List, record kew-2720205, and has not been changed.