This name is a synonym of Rhododendron westlandii Hemsl..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50203193) with original publication details: Acta Bot. Yunnan. 23(3): 290, f. 1, 13–16 2001.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:20000705-1.
This name was in version 1 of The Plant List, record tro-50203193, and has not been changed.