This name is a synonym of Neoalsomitra clavigera (M.Roem.) Hutch..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: J. Coll. Sci. Imp. Univ. Tokyo 30: 121 1911.
This name was in version 1 of The Plant List, record kew-2630965.