Genus Rhododendron

           Rhododendron arboreum Smith subsp. delavayi (Franch.) Chamberlain
           Rhododendron ludwigianum Hoss.
           Rhododendron lyi Levl.
           Rhododendron malayanum Jack
           Rhododendron microphyton Franch.
           Rhododendron moulmeinense Hook.
           Rhododendron simsii Planch.
           Rhododendron surasianum Balf.f. et Craib
           Rhododendron veitchianum Hook.