Rhododendron Index
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R. 'Oakton'Rhododendron HybridR. 'America' x R. degronianum ssp yakushimanumHybridized By: Schumacher, F.W. More information and pictures |
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R. 'Oberbürgermeister Janssen'Rhododendron HybridR. 'May Day Group' x R. 'Goldsworth Orange'Hybridized By: Bruns, J Nursery More information and pictures |
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R. 'Oberpfälzer Sonnenschein'Rhododendron HybridR. 'Fabia Group x smirnowii' x R. 'Spätlese'Hybridized By: Meltzer, H.L. More information and pictures |
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R. 'O'Canada'Rhododendron HybridR. 'Lem's Cameo' x R. 'Jalisco Group X Crest x King of Shrubs'Hybridized By: Lofthouse, J.G. More information and pictures |
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R. occidentaleSpecies
Subgenus:
Pentanthera
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R. occidentale 'collectors nr. 2904'Deciduous Azalea Species SelectionSelected By: Cavender, R.W. More information and pictures |
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R. occidentale 'collectors nr. 3704'Deciduous Azalea Species SelectionSelected By: Cavender, R.W. More information and pictures |
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R. occidentale 'Crescent City Double'Deciduous Azalea Species SelectionSelected By: Smith, B.M. & Mossman, F.D. More information and pictures |
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R. occidentale 'Crescent City Gold'Deciduous Azalea Species SelectionSelected By: Smith, B.M. & Mossman, F.D. More information and pictures |
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R. occidentale 'Double Dig Twelve'Deciduous Azalea Species SelectionSelected By: Smith, B.M. & Mossman, F.D. More information and pictures |
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R. occidentale 'Humboldt Picotee'Deciduous Azalea Species SelectionSelected By: Smith, B.M. & Mossman, F.D. More information and pictures |
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R. occidentale 'Leonard Frisbie'Deciduous Azalea Species SelectionSelected By: Mossman, F. D. More information and pictures |
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R. occidentale 'Miniskirts'Deciduous Azalea Species SelectionSelected By: Smith, B.M. & Mossman, F.D. More information and pictures |
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R. occidentale 'Pistil Packin' Mama'Deciduous Azalea Species SelectionSelected By: Slonecker, H.J. More information and pictures |
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R. occidentale 'Pistil Pete'Deciduous Azalea Species SelectionSelected By: Slonecker, H.J. More information and pictures |
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R. occidentale 'Tatum's Deep Pink'Deciduous Azalea Species SelectionSelected By: Tatum, T. More information and pictures |
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R. occidentale 'Tatum's Yellow Standard'Deciduous Azalea Species SelectionSelected By: Tatum, T. More information and pictures |
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R. 'Oceanlake'Rhododendron HybridR. 'Sapphire' x R. 'Blue Diamond'Hybridized By: Wright, A.O. More information and pictures |
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R. ochraceumSpecies
Subgenus:
Hymenanthes
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R. 'Odee Wright'Rhododendron HybridR. 'Idealist Group' x R. 'Mrs Betty Robertson'Hybridized By: Wright, A.O. More information and pictures |
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R. 'Off-shoot'Rhododendron HybridR. 'Holden' x R. 'Mary Garrison'Hybridized By: Rhein, W.L. More information and pictures |
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R. 'Off-shoot x Lofthouse's Legacy'Rhododendron HybridR. 'Off-shoot' x R. 'Lofthouse's Legacy'Hybridized By: Woodard, G. (George) (superintendent Phipps Estate) More information and pictures |
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R. 'Off-shoot X Phipps Yellow x Viennese Waltz'Rhododendron HybridR. 'Off-shoot' x R. 'Phipps Yellow x Viennese Waltz'Hybridized By: Woodard, G. (George) (superintendent Phipps Estate) More information and pictures |
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R. 'Oh! Johnny'Rhododendron Hybrid? x ?Hybridized By: Whitney, William E. More information and pictures |
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R. 'Oh-Too'Rhododendron HybridR. 'China Group' x R. 'Goldbug'Hybridized By: Elliott, W. More information and pictures |
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R. 'Old Copper'Rhododendron HybridR. 'Vulcan' x R. 'Fabia Group'Hybridized By: van Veen, T. (includes Sr. & Junior) More information and pictures |
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R. 'Old Copper x Mrs T H Lowinsky'Rhododendron HybridR. 'Old Copper' x R. 'Mrs T H Lowinsky'More information and pictures |
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R. 'Old Port'Rhododendron HybridR. ponticum x ?Hybridized By: Waterer, H. (Knaphill) More information and pictures |
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R. 'Oldewig'Rhododendron HybridR. catawbiense x ?Hybridized By: Seidel, T.J.R. More information and pictures |
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R. 'Olga'Rhododendron HybridR. 'Mrs Lindsay Smith' x R. 'Dido Group'Hybridized By: Slocock Nurseries More information and pictures |
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R. 'Olga Mezitt'Rhododendron HybridR. minus var minus x ?Hybridized By: Mezitt, E.V. More information and pictures |
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R. 'Olga Niblett'Evergreen Azalea HybridR. Oakland x (R. Kaigetsu x Carol)Hybridized By: Gartrell, R. D. More information and pictures |
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R. oligocarpumSpecies
Subgenus:
Hymenanthes
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R. 'Olin O. Dobbs'Rhododendron HybridR. 'Mars' x R. 'Purple Splendour'Hybridized By: Dobbs More information and pictures |
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R. 'Olive'Rhododendron HybridR. moupinense x R. dauricumHybridized By: Stirling-Maxwell, Sir John More information and pictures |
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R. 'Olympic Lady Group'Rhododendron Cultivar groupR. 'Loderi King George' x R. williamsianumHybridized By: Ostbo, E. More information and pictures |
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R. ombrocharesSpecies
Subgenus:
Hymenanthes
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R. 'One Thousand Butterflies'Rhododendron HybridR. 'Lem's Cameo' x R. 'Pink Petticoats'Hybridized By: Lofthouse, J.G. More information and pictures |
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R. 'Only Yours'Rhododendron HybridR. 'Terra' x R. 'Winter Spice'Hybridized By: Barlup, Jim More information and pictures |
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R. 'Ooh Gina'Rhododendron HybridR. 'Golden Belle' x R. 'Lem's Cameo'Hybridized By: Burlingame, C.R. More information and pictures |
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R. 'Ooh-la-la'Rhododendron HybridR. degronianum ssp yakushimanum x R. 'Pink Petticoats'Hybridized By: Lofthouse, J.G. More information and pictures |
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R. 'Opal Dawn'Rhododendron HybridR. davidsonianum 'Exbury Pink' x R. 'Countess of Haddington'Hybridized By: Gordon, R.C More information and pictures |
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R. 'Opal Luster'Rhododendron HybridR. 'Nancy Evans' x R. 'Percy Wiseman'Hybridized By: Fujioka, Frank More information and pictures |
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R. 'Oporto'Rhododendron HybridR. thomsonii ssp thomsonii x R. sanguineum ssp sanguineum var haemaleumHybridized By: Ingram, C. More information and pictures |