This name is a synonym of Oxyanthus speciosus subsp. mollis (Hutch.) Bridson.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 145001) with original publication details: Bol. Soc. Brot. II, 49: 120 1975.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:890450-1.
This name was in version 1 of The Plant List, record kew-145001, and has not been changed.