⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-12304764, and has not been changed.
This name is a synonym of Rhododendron dichroanthum subsp. scyphocalyx (Balf. f. & Forrest) Cowan.
The record derives from Tropicos which reports it as a synonym (record 12304764) with original publication details: Notes Roy. Bot. Gard. Edinburgh 13(65): 291-292 291 1922.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:333317-1.