This name is a synonym of Rhaptopetalum pachyphyllum Engl..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name (record 384557) with original publication details: Bot. Jahrb. Syst. 46: 152 1911.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:322821-1.
This name was in version 1 of The Plant List, record kew-2770276, and has not been changed.