This name is a synonym of Amana erythronioides (Baker) D.Y.Tan & D.Y.Hong.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 310538) with original publication details: Bot. Mag. (Tokyo) 16: 16 1902.
This name was in version 1 of The Plant List, record kew-310538, and has not been changed.