Synonyms: Anthodendron viscosum (homotypic); Azalea glauca (heterotypic); Azalea glauca var. hispida; Azalea hispida; Azalea nitida; Azalea scabra (homotypic); Azalea serrulata (homotypic); Azalea serrulata var. georgiana; Azalea virens; Azalea viscida; Azalea viscosa (homotypic); Azalea viscosa var. aemulans; Azalea viscosa var. glauca; Azalea viscosa var. hispida; Azalea viscosa var. montana; Azalea viscosa var. nitida; Azalea viscosa var. ornata; Azalea viscosa var. palustris; Azalea viscosa var. rubescens; Azalea viscosa var. tomentosa; Azalea viscosa var. virens; Rhododendron coryi; Rhododendron glaucum (heterotypic); Rhododendron hispidum; Rhododendron nitidum; Rhododendron ornatum; Rhododendron serrulatum; Rhododendron serrulatum f. mollicum; Rhododendron serrulatum var. georgianum; Rhododendron viscosum f. coerulescens; Rhododendron viscosum f. glaucum; Rhododendron viscosum f. hispidum; Rhododendron viscosum f. nitidum; Rhododendron viscosum f. rhodanthum; Rhododendron viscosum f. roseum; Rhododendron viscosum f. rubescens; Rhododendron viscosum f. viscosum; Rhododendron viscosum glaucum; Rhododendron viscosum var. aemulans; Rhododendron viscosum var. glaucum; Rhododendron viscosum var. hispidum; Rhododendron viscosum var. montanum; Rhododendron viscosum var. nitidum; Rhododendron viscosum var. ornatum; Rhododendron viscosum var. serrulatum (homotypic); Rhododendron viscosum var. tomentosum; Rhododendron viscosum var. viscosum