Rhododendron Index

R. 'Graf Alfred von Niepperg'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Baumann, J.

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R. 'Graf Anton Günther'

Rhododendron Hybrid

R. degronianum ssp yakushimanum x R. 'Britannia'

Hybridized By: Böhlje G. D.

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R. 'Graf Carl zu Castel'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Gebr. Mardner

R. 'Graf Franz Thun'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Liebig, L.L.

R. 'Graf Lennart'

Rhododendron Hybrid

R. 'wardii x Alice Street' x R. 'Hachmann's Marina'

Hybridized By: Hachmann, Hans

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R. 'Graf Lennart x calophytum'

Rhododendron Hybrid

R. 'Graf Lennart' x R. calophytum var calophytum

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R. 'Graf Taubenheim'

Rhododendron Hybrid

? x ?

Hybridized By: Müller, J.B.

R. 'Graf von Meran'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Rinz, J.

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R. 'Graf Zeppelin'

Rhododendron Hybrid

R. 'Pink Pearl' x R. 'Mrs Charles S Sargent'

Hybridized By: Van Nes, C.B.

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R. 'Graffito'

Rhododendron Hybrid

R. 'Madame Jules Porgčs' x R. 'Hachmann's Diadem'

Hybridized By: Hachmann, Hans

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R. 'Gräfin Anna Thun'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Liebig, L.L.

R. 'Gräfin Kirchbach'

Rhododendron Hybrid

? x ?

Hybridized By: von Martin, V.

R. 'Gräfin Sonja'

Rhododendron Hybrid

R. 'insigne x El Alamein' x R. 'Blue Peter'

Hybridized By: Bruns, J Nursery

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R. 'Gräfin Thun'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Verschaffelt, J.

R. 'Graham'

Rhododendron Hybrid

? x ?

Hybridized By: New Zealand

R. 'Graham Holmes'

Rhododendron Hybrid

? x ?

Hybridized By: Holmes, A.G.

R. 'Graham Snell'

Vireya Hybrid

? x ?

Hybridized By: Snell, G.L.S.

R. 'Grains de Beauté'

Rhododendron Hybrid

R. 'Kernéostic' x R. 'Kilimanjaro Group'

Hybridized By: Colombel, Marc

R. 'Granat'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Morrison, B.Y.

R. 'Granatifolium'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Veitch & Sons, R.

R. 'Grand Champ'

Rhododendron Hybrid

? x ?

Hybridized By: Delp Weldon E.

R. 'Grand Duc de Luxembourg'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Verschaffelt, L

R. 'Grand Duc Michel'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Verschaffelt, A. (Alexander)

R. 'Grand Duke of Würtemberg'

Rhododendron Hybrid

? x ?

R. 'Grand Jury'

Rhododendron Hybrid

R. macabeanum x ?

Hybridized By: Holland B.

R. 'Grand Marquis'

Rhododendron Hybrid

R. macabeanum x ?

Hybridized By: Holland B.

R. 'Grand Monarch'

Evergreen Azalea Hybrid

? x ?

R. 'Grand Monarque'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Noble, C.

R. 'Grand Mystery'

Rhododendron Hybrid

R. macabeanum x ?

Hybridized By: Marchant, H.

R. 'Grand Parade'

Rhododendron Hybrid

? x ?

Hybridized By: Tolstead, W.L.

R. 'Grand Prix'

Rhododendron Hybrid

R. grande x R. falconeri ssp eximium

Hybridized By: Heneage-Vivian, A.W.

R. 'Grand Prix Group'

Rhododendron Cultivar group

R. grande x R. falconeri ssp eximium

Hybridized By: Heneage-Vivian, A.W.

R. 'Grand Recital'

Rhododendron Hybrid

R. 'Mindy's Love' x R. 'Jessie's Song'

Hybridized By: Barlup, Jim

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R. 'Grand Sight'

Rhododendron Hybrid

R. fortunei ssp fortunei x R. 'Maxecat'

Hybridized By: Holmsomback, O.

R. 'Grand Slam'

Rhododendron Hybrid

R. 'Trude Webster' x R. 'Lydia'

Hybridized By: Greer, Harold E.

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R. 'Grand Teton'

Rhododendron Hybrid

R. degronianum ssp yakushimanum x ?

Hybridized By: Clarke, George.W.

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R. 'Grand-Duc de Bade'

Rhododendron Hybrid

? x ?

Hybridized By: Verschaffelt, A. (Alexander)

R. 'Grandam'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Morrison, B.Y.

R. grande

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Grandia

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R. 'Grandee'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Morrison, B.Y.

R. 'Grandex Group'

Rhododendron Cultivar group

? x ?

Hybridized By: Aberconway, Lord

R. 'Grandezza'

Rhododendron Hybrid

R. 'Furnivall's Daughter' x R. 'Roseum Elegans'

Hybridized By: Hachmann, Hans

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R. 'Grandiflorum'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Loddiges, C. & Sons

R. 'Grandiflorum'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Loddiges, C. & Sons

R. 'Grandiflorum'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Leroy, A.

R. 'Grandiflorum'

Azalea Hybrid

? x ?

R. 'Grandiflorum Album'

Evergreen Azalea Hybrid

? x ?

R. 'Grandiflorum Augusta'

Deciduous Azalea Hybrid

? x ?

R. 'Grandiflorum Maculatum'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Jacob-Makoy, L.

R. 'Grandiflorum Plenum'

Rhododendron Hybrid

R. ponticum x ?

Hybridized By: Dalibon