Rhododendron Index

R. 'Gretha Rijksen'

Rhododendron Hybrid

R. 'Kluis Sensation' x R. 'Fusilier Group'

Hybridized By: Weesjes, E. Mrs

R. 'Gretia'

Rhododendron Hybrid

R. 'Portia Group' x R. griersonianum

Hybridized By: Aberconway, Lord

R. 'Gretia Group'

Rhododendron Hybrid

? x ?

Hybridized By: Aberconway, Lord

R. 'Gretzel'

Rhododendron Hybrid

R. bureavii x R. 'Fabia Group'

Hybridized By: Lem Halfdan

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R. 'Gretzelhöschen'

Rhododendron Hybrid

? x ?

Hybridized By: Hübbers, K-H.

R. 'Grierdal Group'

Rhododendron Cultivar group

R. griersonianum x R. dalhousiae var dalhousiae

Hybridized By: Heneage-Vivian, A.W.

R. 'Grierosplendour Group'

Rhododendron Cultivar group

R. griersonianum x R. 'Purple Splendour'

Hybridized By: Loder, G.H.

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R. 'Grierpoint'

Rhododendron Hybrid

R. griersonianum x R. ponticum

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R. 'Griersims Group'

Rhododendron Cultivar group

R. 'G.A. Sims' x R. griersonianum

Hybridized By: Ramsden, Sir John

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R. griersonianum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Griersoniana

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R. 'griersonianum x Romany Chal Group'

Rhododendron Hybrid

R. griersonianum x R. 'Romany Chal Group'

R. 'Grieswoodianum'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Henderson & Co

R. griffithianum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

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R. 'griffithianum x auriculatum'

Rhododendron Hybrid

R. griffithianum x R. auriculatum

R. 'Grilse'

Rhododendron Hybrid

R. 'Fusilier Group' x R. 'Jalisco Eclipse'

Hybridized By: Crown Estate Commissioners

R. 'Griselda'

Rhododendron Hybrid

R. 'Fabia Group' x R. 'Margaret Dunn Group'

Hybridized By: Henny, Rudolph

R. 'Grisette Group'

Rhododendron Cultivar group

? x ?

Hybridized By: Rothschild, L. de

R. 'Gristede'

Rhododendron Hybrid

R. russatum x ?

Hybridized By: Bruns, J Nursery

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R. groenlandicum

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Ledum

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R. 'Groovy No. 1'

Rhododendron Hybrid

R. 'Tony's Gift' x R. 'Mrs T H Lowinsky'

Hybridized By: Delp Weldon E.

R. 'Groovy Pink'

Rhododendron Hybrid

? x ?

Hybridized By: Delp Weldon E.

R. 'Grosclaude'

Rhododendron Hybrid

R. haematodes ssp haematodes x R. facetum

Hybridized By: Rothschild, L. de

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R. 'Grosclaude x griersonianum'

Rhododendron Hybrid

R. 'Grosclaude' x R. griersonianum

R. 'Grosclaude Group'

Rhododendron Cultivar group

? x ?

Hybridized By: Rothschild, L. de

R. 'Grosclaude Group x Britannia'

Rhododendron Hybrid

R. 'Grosclaude Group' x R. 'Britannia'

R. grothhausii

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Maddenia

R. 'Ground Hog'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Weston Nurseries

R. 'Grouse'

Rhododendron Hybrid

? x ?

Hybridized By: Cox, Peter A.

R. 'Grove City'

Rhododendron Hybrid

? x ?

Hybridized By: Delp Weldon E.

R. 'Grumpy'

Rhododendron Hybrid

R. degronianum ssp yakushimanum x ?

Hybridized By: Waterer (Bagshot)

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R. 'Grünlich'

Rhododendron Hybrid

? x ?

R. 'Gruss an Harrislee'

Rhododendron Hybrid

R. degronianum ssp yakushimanum x R. fortunei ssp discolor

Hybridized By: Robeneck, H.

R. 'Grussendorf'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Stahnke, O.

R. guangnanense

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Triflora

R. 'Guardian Fir'

Rhododendron Hybrid

? x ?

Hybridized By: Lem Halfdan

R. 'Guardsman Group'

Rhododendron Hybrid

? x ?

Hybridized By: Loder, Sir Giles

R. 'Gudrun'

Rhododendron Hybrid

R. 'Eggebrechtii' x R. 'Madame Linden'

Hybridized By: Seidel, T.J.R.

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R. 'Guelder Rose'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Van Houtte, L. B. (Louis Benoit)

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R. 'Guepier'

Rhododendron Hybrid

? x ?

Hybridized By: Ingram, C.

R. 'Guercino'

Rhododendron Hybrid

? x ?

Hybridized By: Waterer (Bagshot)

R. 'Guerdon'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Morrison, B.Y.

R. 'Guido'

Rhododendron Hybrid

? x ?

Hybridized By: Waterer, H. (Knaphill)

R. 'Guido Gezelle'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Wille, C.J. & Co

R. 'Guido Piacenza'

Rhododendron Hybrid

? x ?

Hybridized By: Parco Burcina

R. guihainianum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. 'Guillaume 1er'

Azalea Hybrid

? x ?

Hybridized By: Van Houtte, L. B. (Louis Benoit)

R. 'Guillaume II'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Van Houtte, L. B. (Louis Benoit)

R. 'Guillaume III'

Azalea Hybrid

? x ?

Hybridized By: Vervaene, D.

R. 'Guillaume Tell'

Rhododendron Hybrid

? x ?

Hybridized By: de Cock, L.

R. guizhongense

Species

Subgenus: Tsutsusi
Section: Tsutsusi