This name is a synonym of Rhododendron lanatum Hook. f..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 12304842) with original publication details: Notes Roy. Bot. Gard. Edinburgh 19(94): 228–229 1937.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:60454686-2.
This name was in version 1 of The Plant List, record tro-12304842, and has not been changed.