This name is a synonym of Dendrophorbium cosnipatense (Cabrera) H.Beltrán.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record D58A9347-70A4-43F9-9A5E-21D41454CB9A) with original publication details: 1955.
This name was in version 1 of The Plant List, record gcc-18309, and has not been changed.