This name is a synonym of Rhododendron uvariifolium Diels.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50144304) with original publication details: Pl. Wilson. 1(3): 536–537 1913.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:332907-1.
This name was in version 1 of The Plant List, record tro-50144304, and has not been changed.