This name is a synonym of Diospyros vitiensis var. longisepala (Gillespie) A.C.Sm..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 384334) with original publication details: Bernice P. Bishop. Mus. Bull. 74: 14 1930.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:322627-1.
This name was in version 1 of The Plant List, record kew-2770053, and has not been changed.