R. 'Ubald Croux'Azalea Hybrid? X ?Hybridized By: Croux & Fils |
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R. 'Ubald Croux'Rhododendron Hybrid? X ?Hybridized By: Croux & Fils |
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R. 'Uchiwa-gasane'Azalea Hybrid? X ?Hybridized By: Wada, K. |
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R. 'Uchu-no-hikari'Azalea Hybrid? X ?Hybridized By: Japan |
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R. 'Uchu-no-tsuki'Azalea Hybrid? X ?Hybridized By: Nuccio's Nurseries |
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R. 'Uelfe = Ülfe'Azalea HybridR. 'Noordtianum' X ?Hybridized By: Arends, |
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R. 'Ugigomo-no-tsuki'Azalea Hybrid? X ?Hybridized By: Japan |
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R. 'Ugo Fisch'Azalea HybridR. yedoense var poukhanense X ?Hybridized By: Frei-Glaus, E. & H. |
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R. 'Uguns'Azalea Hybrid? X ?Hybridized By: Kondratovičs, Rihard |
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R. 'Ukamuse'Azalea Hybrid? X ?Hybridized By: Japan |
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R. 'Uki-funei'Azalea Hybrid? X ?Hybridized By: Greer, Harold E. |
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R. 'Ukigumo-no-tsuki'Azalea Hybrid? X ?Hybridized By: Japan |
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R. 'Ulrike Jost'Rhododendron HybridR. 'Bellefontaine' X R. 'Lumina x Perlina'Hybridized By: Hachmann, Hans More information and pictures
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R. 'Ultrasleek'Rhododendron HybridR. 'Catalgla x Pink Twins' X R. 'Delp's Dream'Hybridized By: Delp Weldon E. |
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R. 'Umatilla'Azalea HybridR. 'Hugh Wormald' X R. 'Marion Merriman'Hybridized By: Slonecker, H.J. |
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R. 'Umbellatum Album'Azalea Hybrid? X ?Hybridized By: Verschaffelt, A. (Alexander) |
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R. 'Umpqua'Azalea Hybrid? X ?Hybridized By: Slonecker, H.J. |
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R. 'Umpqua Chief'Rhododendron HybridR. 'Fabia Group' X R. 'Azor Group'Hybridized By: James Delbert W. |
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R. 'Umpqua Chief x War Paint'Rhododendron HybridR. 'Umpqua Chief' X R. elliottii 'War Paint' |
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R. 'Umpqua Princess'Rhododendron Hybrid? X ?Hybridized By: Sanders, George Merle |
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R. 'Una Mary'Rhododendron HybridR. 'Purple Splendour' X R. 'Van Nes Sensation'Hybridized By: Stockman, M. |
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R. 'Uncle Arch'Rhododendron HybridR. 'Petra's Debut' X R. 'Mrs E C Stirling'Hybridized By: Dosser, D.J. |
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R. 'Uncle Salmon'Azalea Hybrid? X ?Hybridized By: Carlson's Gardens |
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R. 'Undine'Azalea Hybrid? X ?Hybridized By: Morrison, B.Y. |
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R. 'Unelma'Rhododendron Hybrid? X ?Hybridized By: Uosukainen, Marjatta, Dr. Mrs. |
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R. 'Unforgettable'Rhododendron HybridR. 'Anna' X R. 'Nestucca'Hybridized By: Furman, R.A. |
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R. 'Ungerio Group'Rhododendron Cultivar group? X ?Hybridized By: Magor, E.J.P. |
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R. ungerniiSpecies
Subgenus:
Hymenanthes
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R. ungernii 'Rachel Foster'Rhododendron Species SelectionSelected By: Rothschild, Edmund Leopold de |
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R. 'ungernii x auriculatum'Rhododendron HybridR. ungernii X R. auriculatum |
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R. 'Ungetsu-no-hikari'Azalea Hybrid? X ? |
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R. uniflorumSpecies
Subgenus:
Rhododendron
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R. 'Unique'Rhododendron HybridR. campylocarpum ssp campylocarpum X ?Hybridized By: Slocock, Walter C. More information and pictures
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R. 'Unique Marmalade'Rhododendron HybridR. 'Orange Marmalade' X R. 'Unique'Hybridized By: Davis, J.A. More information and pictures
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R. 'Unique x Leonardslee Luscombei'Rhododendron HybridR. 'Unique' X R. 'Leonardslee Luscombei' |
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R. 'University Place'Rhododendron Hybrid? X ?Hybridized By: Minch, F. |
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R. 'Unknow Warrior x arboreum'Rhododendron HybridR. 'Unknown Warrior' X R. arboreum ssp arboreum |
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R. 'unknown Indian azalea hybrid x Carol'Azalea Hybrid? X R. 'Carol' |
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R. 'Unknown Warrior'Rhododendron HybridR. 'Queen Wilhelmina' X R. 'Stanley Davies'Hybridized By: van Nes C. B . & Sons More information and pictures
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R. 'Unknown Warrior x Ole Olson'Rhododendron HybridR. 'Unknown Warrior' X R. 'Ole Olson'Hybridized By: Watson, E.M. Mrs. (Elsie) More information and pictures
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R. 'unnamed Whitney hybrid'Rhododendron Hybrid? X ?Hybridized By: Whitney, William E. |
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R. 'Upbeat'Rhododendron HybridR. 'Midsummer' X R. 'Delp's Red Max'Hybridized By: Delp Weldon E. |
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R. 'Upton'Azalea Hybrid? X ?Hybridized By: Pratt, M.C. |
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R. 'UQ-1'Azalea Hybrid? X ?Hybridized By: Aromi, E.J |
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