Index

R. 'I'll Be Damned'

Azalea Hybrid

R. 'Polar Sea x Corinne Murrah' X R. Diana Colville

Hybridized By: Hager, D.

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R. 'Iago'

Rhododendron Hybrid

? X ?

Hybridized By: Noble, C.

R. 'Iago Group'

Rhododendron Cultivar group

R. 'Romany Chai Group' X R. 'Lady Bessborough Group'

Hybridized By: Rothschild, L. de

R. 'Ian Wallace'

Rhododendron Hybrid

R. 'Marion' X R. 'Tally Ho Group'

Hybridized By: Howells, A.

R. 'Ianthe'

Rhododendron Hybrid

? X ?

Hybridized By: Standish & Noble

R. 'Iberia'

Rhododendron Hybrid

R. 'Isabella Group' X R. wardii var wardii

Hybridized By: Ingram, C.

R. 'Ibex'

Rhododendron Hybrid

R. griersonianum X R. pocophorum var pocophorum

Hybridized By: Rothschild, L. de

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R. 'Ibex Group'

Rhododendron Cultivar group

R. griersonianum X R. pocophorum var pocophorum

Hybridized By: Rothschild, L. de

R. 'Ibing'

Rhododendron Hybrid

R. catawbiense X ?

Hybridized By: Seidel, T.J.R.

R. 'Ibis'

Azalea Hybrid

R. 'Maxwellii' X R. 'Snow'

Hybridized By: USDA, Department of Agriculture

R. 'Ibis'

Azalea Hybrid

? X ?

Hybridized By: Müssig, K.

R. 'Ibis Group'

Rhododendron Cultivar group

R. 'Adelaide Group' X R. griersonianum

Hybridized By: Rothschild, L. de

R. 'Ibis Rose'

Azalea Hybrid

? X ?

Hybridized By: Vervaene, J.

R. 'Ibsen'

Rhododendron Hybrid

R. smirnowii X ?

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R. 'Ibykus'

Rhododendron Hybrid

R. 'Paprika Spiced' X R. 'Märchenland'

Hybridized By: Hübbers, K-H.

R. 'Icarus'

Azalea Hybrid

? X ?

Hybridized By: Exbury

R. 'Icarus'

Rhododendron Hybrid

R. 'A. Gilbert' X R. dichroanthum ssp scyphocalyx

Hybridized By: Rothschild, L. de

R. 'Icarus Group'

Rhododendron Cultivar group

R. 'A. Gilbert' X R. dichroanthum ssp dichroanthum

Hybridized By: Rothschild, L. de

R. 'Ice Baby'

Rhododendron Hybrid

R. maximum X R. brachycarpum ssp tigerstedtii

Hybridized By: Delp Weldon E.

R. 'Ice Ballet'

Rhododendron Hybrid

R. degronianum ssp yakushimanum 'Exbury Yakushimanum' X R. 'Mrs J G Millais'

Hybridized By: Barlup, Jim

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R. 'Ice Cap'

Azalea Hybrid

? X ?

Hybridized By: Greenwood Gardens

R. 'Ice Cream'

Rhododendron Hybrid

R. 'Dido Group' X R. fortunei ssp discolor

Hybridized By: Slocock, Walter C.

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R. 'Ice Cube'

Rhododendron Hybrid

R. catawbiense 'Catalgla' X R. 'Belle Heller'

Hybridized By: Shammarello, A.M

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R. 'Ice Dunes'

Rhododendron Hybrid

R. 'Vineblanc' X R. 'Mrs T H Lowinsky'

Hybridized By: Smith, A.W.

R. 'Ice Floe'

Rhododendron Hybrid

? X ?

Hybridized By: Larson, H.L.

R. 'Ice Maiden'

Rhododendron Hybrid

R. decorum ssp decorum X ?

Hybridized By: Reuthe, G. Ltd

R. 'Ice Music'

Rhododendron Hybrid

R. 'Nancy Evans' X R. 'Pirouette'

Hybridized By: Barlup, Jim

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R. 'Ice Prism'

Rhododendron Hybrid

R. 'bureavii x Ken Janeck' X R. 'One Thousand Butterflies'

Hybridized By: Barlup, Jim

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R. 'Iceberg'

Azalea Hybrid

R. mucronatum var mucronatum X R. 'Hinodegiri'

Hybridized By: Deerfield Nurseries

R. 'Icecream Vanilla'

Rhododendron Hybrid

? X ?

R. 'Iced Primrose'

Vireya Hybrid

R. aurigeranum ssp aurigeranum X R. leucogigas

Hybridized By: Rouse, J.L.

R. 'Iceland'

Azalea Hybrid

R. mucronatum var mucronatum X R. 'Hinodegiri'

Hybridized By: Deerfield Nurseries

R. 'Icenia Group'

Rhododendron Cultivar group

R. 'Moser's Maroon' X R. 'Lady Bessborough Group'

Hybridized By: Rothschild, L. de

R. 'Ichimonji'

Azalea Hybrid

? X ?

Hybridized By: Ito, Ihei

R. 'Ichiyo'

Azalea Hybrid

? X ?

Hybridized By: Ito, Ihei

R. 'Icy Hot'

Rhododendron Hybrid

R. 'Delp's Fireking' X R. 'Sharpie'

Hybridized By: Delp Weldon E.

R. 'Ida'

Azalea Hybrid

? X ?

Hybridized By: Liebig, L.L.

R. 'Ida'

Azalea Hybrid

? X ?

Hybridized By: Brown, C.E.

R. 'Ida'

Rhododendron Hybrid

? X ?

Hybridized By: Noble, C.

R. 'Ida'

Rhododendron Hybrid

? X ?

Hybridized By: Byls, J.

R. 'Ida Bradour'

Rhododendron Hybrid

R. 'Mary Belle' X R. 'Mount Siga'

Hybridized By: Gable, J.B.

R. 'Ida Group'

Rhododendron Cultivar group

R. 'J.G. Millais' X R. neriiflorum ssp neriiflorum

Hybridized By: Rothschild, L. de

R. 'Ida Harmon'

Azalea Hybrid

? X ?

Hybridized By: Smith, W.D.

R. 'Ida Marmion'

Azalea Hybrid

? X ?

Hybridized By: Hines Nurseries

R. 'Ida Waterer'

Rhododendron Hybrid

? X ?

Hybridized By: Waterer (Bagshot)

R. 'Idaho Group'

Rhododendron Cultivar group

R. 'Dolly Group' X R. elliottii

Hybridized By: Rothschild, L. de

R. 'Ideal'

Azalea Hybrid

? X ?

Hybridized By: Haerens, A.

R. 'Idealist'

Rhododendron Hybrid

R. wardii var wardii X R. 'Exbury Naomi'

Hybridized By: Rothschild, L. de

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R. 'Idealist Group'

Rhododendron Cultivar group

R. wardii var wardii X R. 'Exbury Naomi'

Hybridized By: Rothschild, L. de

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R. 'Idealist Group x Crest'

Rhododendron Hybrid

R. 'Idealist Group' X R. 'Crest'