This name is a synonym of Oxyanthus tubiflorus (Andr.) DC..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 144995) with original publication details: Hortus Kew. 1: 371 1810.
This name was in version 1 of The Plant List, record kew-144995, and has not been changed.