⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-12304886, with some changes.
This name is a synonym of Rhododendron maddenii subsp. maddenii .
The record derives from Tropicos which reports it as a synonym (record 12304886) with original publication details: Notes Roy. Bot. Gard. Edinburgh 12(56): 24 24 1919.