⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50060263, and has not been changed.
This name is a synonym of Rhododendron arboreum var. cinnamomeum (Wall. ex G. Don) Lindl..
The record derives from Tropicos which reports it as a synonym (record 50060263) with original publication details: Sp. Rhodod. 15 15 1930.