R. 'Romantica'Rhododendron HybridR. degronianum ssp yakushimanum X ?Hybridized By: Gertnere, D. |
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R. 'Romantika'Rhododendron Hybrid? X ?Hybridized By: Hübbers, K-H.. Kranenburg, Germany, 1988 |
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R. 'Romany Chai'Azalea HybridR. 'Moser's Maroon' X R. griersonianumHybridized By: Rothschild, L. de | Founder of Exbury Gardens | UK, 1932 |
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R. 'Romany Chai Group'Rhododendron Cultivar groupR. 'Moser's Maroon' X R. griersonianumHybridized By: Rothschild, L. de. Founder of Exbury Gardens, UK, 1932 |
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R. 'Romany Chal'Rhododendron HybridR. 'Moser's Maroon' X R. facetumHybridized By: Rothschild, L. de. Founder of Exbury Gardens, UK, 1932 More information and pictures |
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R. 'Romany Chal Group'Rhododendron Cultivar groupR. 'Moser's Maroon' X R. facetumHybridized By: Rothschild, L. de. Founder of Exbury Gardens, UK, 1932 |
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R. 'Romarez'Rhododendron Hybrid? X ?Hybridized By: Unknown |
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R. 'Romeo'Rhododendron Hybrid? X ?Hybridized By: Shammarello, A.M. Euclid, Ohio, USA |
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R. 'Romeo'Azalea Hybrid? X ?Hybridized By: Veitch & Sons, R. | Exeter, Devon | England, 1867 |
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R. 'Romilda'Rhododendron HybridR. 'Astrid' X R. 'Lem's Monarch'Hybridized By: Hachmann, Hans. Barmstedt in Holstein, Germany, 1990 More information and pictures |
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R. 'Romulus'Rhododendron Hybrid? X ?Hybridized By: Standish & Noble. Bagshot, Surrey, England, 1847 |
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R. 'Ron Coker'Rhododendron Hybrid? X ?Hybridized By: Coker, R.J. Mrs. |
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R. 'Ron Fleeger'Rhododendron Hybrid? X ?Hybridized By: Delp Weldon E.. Harrisville, Pensylvania, USA |
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R. 'Ron Langdon'Rhododendron Hybrid? X ?Hybridized By: Langdon, G. |
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R. 'Rona Pink'Rhododendron Hybrid? X ?Hybridized By: Dexter, C.O.. Sandwich, MA, USA, 1943 More information and pictures |
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R. 'Ronald Otto Delp'Rhododendron HybridR. 'Lodestar' X R. 'Mary Belle'Hybridized By: Hinerman, D.L.. Ann Arbor, Michigan, USA, 1975 More information and pictures |
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R. 'Rongoiti Ruby'Rhododendron Hybrid? X ?Hybridized By: Gordon, R.C |
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R. 'Ronkonkoma'Rhododendron Hybrid? X ?Hybridized By: Raustein, A.A.. Holbrook, New York, USA More information and pictures |
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R. 'Ronny'Rhododendron HybridR. 'Saint Merryn' X R. 'Azurika'Hybridized By: Hachmann, Holger, 1992 |
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R. 'Ronsdorf'Rhododendron Hybrid? X ?Hybridized By: Schumacher, U. |
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R. 'Rosa Ballerina'Rhododendron Hybrid? X ?Hybridized By: Hobbie, Dietrich G.. Westerstede/Linswege, Germany |
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R. 'Rosa Belton'Azalea Hybrid? X ?Hybridized By: Kirk, E. More information and pictures |
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R. 'Rosa Belton x oldhamii'Azalea HybridR. 'Rosa Belton' X R. oldhamiiHybridized By: No hybridiser registered |
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R. 'Rosa Bonheur'Azalea Hybrid? X ?Hybridized By: Vervaene, D. | Ghent | Belgium, 1879 |
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R. 'Rosa Bonheur Luna'Rhododendron Hybrid? X ?Hybridized By: Unknown |
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R. 'Rosa Multiflora'Azalea Hybrid? X ?Hybridized By: Haerens, A. | St. Amandsberg | Belgium |
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R. 'Rosa Mundi'Rhododendron HybridR. caucasicum X ?Hybridized By: Noble, C.. Standish & Noble, Bagshot, Surrey, England, 1860 More information and pictures |
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R. 'Rosa Mundi Novum'Azalea Hybrid? X ?Hybridized By: Verschaffelt, A. (Alexander) | Ghent | Belgium |
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R. 'Rosa Nova'Azalea Hybrid? X ?Hybridized By: Van Houtte, L. B. (Louis Benoit) | Gentbrugge | Belgium, 1869 |
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R. 'Rosa Perle'Rhododendron HybridR. 'Kluis Triumph' X R. makinoiHybridized By: Bruns, W., 1958 More information and pictures |
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R. 'Rosa Perle'Azalea HybridR. 'Friedhelm Scherrer' X ?Hybridized By: Stahnke, O. | Sassenburg | Germany, 1977 |
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R. 'Rosa Regan'Rhododendron HybridR. wardii var wardii X ?Hybridized By: Hobbie, Dietrich G.. Westerstede/Linswege, Germany, 1970 More information and pictures |
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R. 'Rosa Traum'Rhododendron Hybrid? X ?Hybridized By: Hobbie, Dietrich G.. Westerstede/Linswege, Germany, 1938 |
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R. 'Rosa Wolke'Rhododendron Hybrid? X ?Hybridized By: Bruns, J Nursery. Bad Zwischenahn, Germany, 1960 |
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R. 'Rosa Wunder'Rhododendron HybridR. 'China Group' X R. 'Bremen'Hybridized By: Bruns, Joha. Bad-Zwischenhan, Germany, 1958 |
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R. 'Rosabel'Rhododendron Hybrid? X ?Hybridized By: Crosfield, J. J.. Embley Park, Romsey, Hampshire, UK |
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R. 'Rosabel x arboreum'Rhododendron HybridR. 'Rosabel' X R. arboreum ssp arboreumHybridized By: No hybridiser registered |
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R. 'Rosabella'Azalea Hybrid? X ?Hybridized By: Liebig, L.L. | Dresden | Germany, 1895 |
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R. 'Rosabella'Azalea HybridR. 'Cangallo' X ?Hybridized By: Hage W.C. & Co. | Boskoop | Netherlands, 1952 More information and pictures |
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R. 'Rosabella'Azalea HybridR. 'Perle de Noisy' X R. 'Pink Dream'Hybridized By: Boese, G., 1973 |
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R. 'Rosado'Rhododendron Hybrid? X ?Hybridized By: Goheen. Dr. David. Camas, Washington, USA |
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R. 'Rosali'Azalea HybridR. 'Perle de Noisy' X R. 'Pink Dream'Hybridized By: Boese, G., 1975 |
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R. 'Rosalie'Rhododendron Hybrid? X ?Hybridized By: Standish & Noble. Bagshot, Surrey, England |
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R. 'Rosalie'Azalea Hybrid? X ?Hybridized By: Morrison, B.Y. | Pass Christian, Mississippi | USA |
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R. 'Rosalie Hall'Rhododendron HybridR. degronianum ssp yakushimanum X R. 'Double Winner'Hybridized By: Newcomb, E.F., 1979 More information and pictures |
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R. 'Rosalie Nachman'Azalea Hybrid? X ?Hybridized By: Hager, D. | Hager Nurseries, Spotsylvania, Virginia | USA |
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R. 'Rosalind'Rhododendron Hybrid? X ?Hybridized By: Pince, R.T., 1868 |
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R. 'Rosalind'Rhododendron HybridR. thomsonii ssp thomsonii X R. oreodoxa var fargesiiHybridized By: Aberconway, Lord. Bodnant, Tal-y-Cafn, Wales, 1926 More information and pictures |
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R. 'Rosalind'Rhododendron Hybrid? X ?Hybridized By: Davies, I. Ormskirk, Lancashire, England, 1896 |
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R. 'Rosalind Group'Rhododendron Cultivar groupR. thomsonii ssp thomsonii X R. oreodoxa var fargesiiHybridized By: Aberconway, Lord. Bodnant, Tal-y-Cafn, Wales, 1926 |
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R. 'Rosalind of Arden'Rhododendron Hybrid? X ?Hybridized By: Thacker, T.C. |
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