R. 'Gosai-no-hikari'Azalea Hybrid? X ?Hybridized By: Japan |
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R. 'Gosh'Azalea Hybrid? X ?Hybridized By: Carlson's Gardens |
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R. 'Gosh Darn It'Azalea Hybrid? X ?Hybridized By: Hager, D. |
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R. 'Gosh Darn!'Rhododendron Hybrid? X ? |
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R. 'Gosho-guruma'Azalea Hybrid? X ?Hybridized By: Japan |
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R. 'Gosho-murasaki'Azalea Hybrid? X ?Hybridized By: Ito, Ihei |
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R. 'Gosho-no-tsuki'Azalea Hybrid? X ?Hybridized By: Japan |
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R. 'Gosho-zakura'Azalea Hybrid? X ?Hybridized By: Japan |
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R. 'Gosho-zakura'Azalea Hybrid? X ?Hybridized By: Japan |
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R. 'Gossamer White'Vireya HybridR. loranthiflorum ssp loranthiflorum X R. laetumHybridized By: Snell, G.L.S. More information and pictures
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R. 'Gotham Rheingold'Rhododendron HybridR. 'Hotei' X R. 'Phipps Yellow'Hybridized By: Brack, W. (Werner) More information and pictures
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R. 'Gotlots'Rhododendron HybridR. 'Princess Elizabeth' X R. 'Oh My!'Hybridized By: Delp Weldon E. |
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R. 'Gottfreid Peste'Rhododendron HybridR. degronianum ssp yakushimanum X R. 'Rodeo'Hybridized By: Peste, F. |
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R. 'Gotthard'Azalea HybridR. yedoense var yedoense X ?Hybridized By: Frei, H. More information and pictures
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R. 'Gourmet Truss'Rhododendron Hybrid? X ?Hybridized By: Delp Weldon E. |
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R. 'Govenia'Azalea Hybrid? X ?Hybridized By: Gowen, J.R. |
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R. 'Governor's Mansion'Rhododendron Hybrid? X ?Hybridized By: Dexter Study Group More information and pictures
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R. 'Gowenianum Group'Azaleodendron HybridR. periclymenoides X R. catawbiense x ponticumMore information and pictures 
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R. 'Goyet'Azalea Hybrid? X ?Hybridized By: Belgium |
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R. 'Goyoten'Azalea Hybrid? X ?Hybridized By: Australia |
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R. 'Grabbit'Azalea Hybrid? X ?Hybridized By: Hager, D. |
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R. 'Grace and Will'Rhododendron Hybrid? X ?Hybridized By: Delp Weldon E. |
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R. 'Grace Darling'Rhododendron Hybrid? X ?Hybridized By: Waterer (Bagshot) |
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R. 'Grace Freeman No. 2'Azalea Hybrid? X ? |
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R. 'Grace Group'Rhododendron Cultivar group? X ?Hybridized By: Rothschild, L. de |
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R. 'Grace Kallum'Azalea Hybrid? X ?Hybridized By: Coolidge Rare Plant gardens |
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R. 'Grace Louise'Rhododendron Hybrid? X ?Hybridized By: Cowles, J.C. |
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R. 'Grace Pride'Azalea Hybrid? X ?Hybridized By: Pride, O.S. |
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R. 'Grace Seabrook'Rhododendron HybridR. 'The Honourable Jean Marie de Montague' X R. strigillosumHybridized By: Seabrook, Cecil S. More information and pictures
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R. 'Grace Sweeney'Rhododendron HybridR. 'Scintillation' X ?Hybridized By: Griswold, Mrs. W.L. (Doris) More information and pictures
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R. 'Gracie Girl'Azalea HybridR. 'Elsie Lee x Dorsett' X R. 'Helen Curtis'Hybridized By: Clagett, W.L. (Buck) More information and pictures
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R. 'Gracile'Azalea Hybrid? X ?Hybridized By: Knight & Perry |
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R. gracilentumSpecies
Subgenus:
Rhododendron
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R. 'Graciosum'Azalea HybridR. occidentale X ?Hybridized By: Koster M. & Sons |
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R. 'Gracious'Azalea Hybrid? X ?Hybridized By: Morrison, B.Y. |
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R. 'Gradito'Rhododendron HybridR. 'Blurettia' X R. smirnowiiHybridized By: Hachmann, Hans More information and pictures
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R. 'Graduation'Rhododendron HybridR. lutescens X R. mekongense var mekongense Viridescens GroupHybridized By: Heller, C.G. |
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R. 'Graeme Eaton'Rhododendron Hybrid? X ?Hybridized By: Dosser, D.J. |
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R. 'Graf Alfred von Niepperg'Azalea Hybrid? X ?Hybridized By: Baumann, J. More information and pictures
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R. 'Graf Anton Günther'Rhododendron HybridR. degronianum ssp yakushimanum X R. 'Britannia'Hybridized By: Böhlje G. D. More information and pictures
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R. 'Graf Carl zu Castel'Azalea Hybrid? X ?Hybridized By: Gebr. Mardner |
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R. 'Graf Franz Thun'Azalea Hybrid? X ?Hybridized By: Liebig, L.L. |
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R. 'Graf Lennart'Rhododendron HybridR. 'wardii x Alice Street' X R. 'Hachmann's Marina'Hybridized By: Hachmann, Hans More information and pictures
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R. 'Graf Lennart x calophytum'Rhododendron HybridR. 'Graf Lennart' X R. calophytum var calophytumMore information and pictures 
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R. 'Graf Taubenheim'Rhododendron Hybrid? X ?Hybridized By: Müller, J.B. |
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R. 'Graf Zeppelin'Rhododendron HybridR. 'Pink Pearl' X R. 'Mrs Charles S Sargent'Hybridized By: Van Nes, C.B. More information and pictures
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R. 'Graffito'Rhododendron HybridR. 'Madame Jules Porgčs' X R. 'Hachmann's Diadem'Hybridized By: Hachmann, Hans More information and pictures
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R. 'Graham'Rhododendron Hybrid? X ?Hybridized By: New Zealand |