Rhododendron Index
Browse the Collection
R. 'Renée Robeson'Rhododendron HybridR. 'Mrs G. W. Leak' x R. 'Stanway'Hybridized By: Rothschild, Edmund Leopold de More information and pictures |
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R. retusum var retusumSpecies
Subgenus:
Rhododendron
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R. 'Reverend Paul'Rhododendron HybridR. 'Point Defiance' x R. 'Countess of Derby'Hybridized By: Vinson, B. More information and pictures |
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R. 'Rex'Evergreen Azalea HybridR. 'Hinomayo' x R. 'Kirin'Hybridized By: Van Hecke, A. More information and pictures |
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R. 'rex x Desert Gold X Goldprinz'Rhododendron HybridR. 'rex x Desert Gold' x R. 'Goldprinz'Hybridized By: Rasmussen, Mogens More information and pictures |
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R. 'rex x smirnowii'Rhododendron HybridR. rex ssp rex x R. smirnowiiMore information and pictures |
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R. rex ssp fictolacteumSpecies
Subgenus:
Hymenanthes
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R. rex ssp fictolacteum var miniformeSpecies
Subgenus:
Hymenanthes
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R. rex ssp rexSpecies
Subgenus:
Hymenanthes
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R. rex ssp rex 'Quartz'Rhododendron Species SelectionSelected By: Crown Estate Commissioners More information and pictures |
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R. 'Rhein's Luna'Rhododendron HybridR. minus Carolinianum Group x R. 'Russautinii Group'Hybridized By: Rhein, W.L. More information and pictures |
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R. 'Rhein's Picotee'Rhododendron HybridR. 'Sappho' x R. 'Janet Blair'Hybridized By: Rhein, W.L. More information and pictures |
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R. rhodoleucumSpecies
Subgenus:
Rhododendron
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R. rhodopusSpecies
Subgenus:
Rhododendron
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R. 'Rhodunter 48'Rhododendron HybridR. fortunei ssp fortunei x R. 'Cunningham's White'Hybridized By: Preil, W. & Ebbinghaus, R. More information and pictures |
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R. 'Ribbon Candy'Deciduous Azalea HybridR. viscosum x R. arborescensHybridized By: Mezitt, E.V. More information and pictures |
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R. 'Ribera'Deciduous Azalea Hybrid? x ?Hybridized By: Smet-Duvivier. L. de More information and pictures |
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R. 'Ricarda'Rhododendron HybridR. 'Hachmann's Diadem' x R. 'Holger'Hybridized By: Hachmann, Hans More information and pictures |
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R. 'Richard Bosley'Rhododendron Hybrid? x ?Hybridized By: Dexter, C.O. More information and pictures |
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R. 'Richard Cree'Rhododendron HybridR. 'Etta Burrows' x R. 'yakushimanun-hybrid x barbatum'Hybridized By: Watson, E.M. Mrs. (Elsie) More information and pictures |
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R. 'Richard Montgomery 1956'Evergreen Azalea HybridR. 'Rosette' x R. 'Mania'Hybridized By: Clagett, W.L. (Buck) More information and pictures |
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R. 'Richardissimum'Deciduous Azalea Hybrid? x ?Hybridized By: Sunningdale Nursery More information and pictures |
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R. 'Rigense'Deciduous Azalea Hybrid? x ?Hybridized By: Kondratovičs, Rihard More information and pictures |
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R. 'Rigging Slinger'Rhododendron HybridR. 'Virginia Scott x Alice Franklin' x R. degronianum ssp yakushimanumHybridized By: Larson, H.L. More information and pictures |
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R. rigidumSpecies
Subgenus:
Rhododendron
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R. 'Rim Fire'Evergreen Azalea HybridR. 'Louise Gable x Ward's Ruby' x R. 'James Gable'Hybridized By: Guttormsen, W.L. More information and pictures |
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R. 'Ring of Fire'Rhododendron HybridR. 'Darigold' x R. 'Idealist'Hybridized By: Thompson’s Nursery More information and pictures |
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R. 'Ring's Early Splendor'Rhododendron HybridR. hyperythrum x R. catawbiense 'Catalgla'Hybridized By: Ring, T.L. More information and pictures |
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R. 'Ring's Monarch'Rhododendron HybridR. 'Graf Zeppelin' x R. 'Newburyport Belle'Hybridized By: Ring, T.L. More information and pictures |
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R. 'Ripe Peach'Rhododendron HybridR. 'C.O.D.' x R. 'Dexter's Honeydew'Hybridized By: Knippenberg, Mrs. J. F. More information and pictures |
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R. 'Riplet Group'Rhododendron HybridR. forrestii Repens Group x R. 'Letty Edwards Group'Hybridized By: Lem Halfdan More information and pictures |
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R. ririeiSpecies
Subgenus:
Hymenanthes
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R. 'Robert Allison'Rhododendron HybridR. 'Caroline' x R. fortunei ssp discolorHybridized By: Gable, J.B. More information and pictures |
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R. 'Robert Croux'Rhododendron Hybrid? x ?Hybridized By: Croux & Fils More information and pictures |
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R. 'Robert de Belder'Rhododendron Hybrid? x ?Hybridized By: Böhlje G. D. More information and pictures |
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R. 'Robert Koch'Deciduous Azalea HybridR. 'Cecile' x R. GibraltarHybridized By: Fleischmann, C. More information and pictures |
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R. 'Robert Korn'Rhododendron HybridR. 'Diane' x R. 'Gomer Waterer'Hybridized By: Korn, R. More information and pictures |
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R. 'Robert Schill'Rhododendron HybridR. 'Whitney’s Orange' x R. 'Golden Star'Hybridized By: Rosenthal, J. More information and pictures |
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R. 'Robert Seleger'Rhododendron HybridR. calostrotum ssp keleticum x ?Hybridized By: Hobbie, Dietrich G. More information and pictures |
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R. 'Robert Sutherland'Rhododendron HybridR. 'R.O. Delp' x R. 'Golden Star x Mezitt's Hardy Yellow'Hybridized By: Looye, Jack More information and pictures |
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R. 'Robert van Oost'Evergreen Azalea HybridR. 'Theodor Findeisen' x R. 'Paul Schäme'Hybridized By: van Oost, G. More information and pictures |
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R. 'Robin Hill Congo'Evergreen Azalea Hybrid? x ?Hybridized By: Gartrell, R. D. More information and pictures |
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R. 'Robin Hill Gillie'Evergreen Azalea HybridR. 'Oakland X (unknown Indian azalea hybrid x Carol)' x R. 'Getsutoku'Hybridized By: Gartrell, R. D. More information and pictures |