Rhododendron Index

R. 'Ambroise Verschaffelt'

Evergreen Azalea Hybrid

? x ?

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

R. 'Ambrose Bristow'

Rhododendron Hybrid

R. 'Lionel's Triumph' x R. macabeanum

Hybridized By: Robinson, M.L.A.

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R. 'Ambrose Group'

Rhododendron Cultivar group

? x ?

Hybridized By: Rothschild, L. de

R. 'Ambrosia'

Evergreen Azalea Hybrid

R. simsii var simsii 'Vittatum' x ?

Hybridized By: Morrison, B.Y.

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R. 'Ambrosianum'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Ambrosius, R.

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R. 'Ambrosius'

Evergreen Azalea Hybrid

? x ?

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R. 'Ambrosius Superbus'

Evergreen Azalea Hybrid

? x ?

R. 'Ambush'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Waterer, H. (Knaphill)

R. 'Amelia Rose'

Azalea Hybrid

R. 'Elsie Lee' x R. 'Pride of Prichard'

Hybridized By: Aromi, E.J

R. 'America'

Rhododendron Hybrid

R. 'Parsons Grandiflorum' x ?

Hybridized By: Koster M. & Sons

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R. 'America x Ann Rutledge'

Rhododendron Hybrid

R. 'America' x R. 'Umpqua Chief x War Paint'

R. 'America x Blaze'

Rhododendron Hybrid

R. 'America' x R. 'Blaze'

R. 'America x Blaze X Red Brave'

Rhododendron Hybrid

R. 'America x Blaze' x R. 'Red Brave'

R. 'America x Doctor V.H. Rutgers'

Rhododendron Hybrid

R. 'America' x R. 'Doctor V.H. Rutgers'

R. 'America x Gertrud Schäle Group'

Rhododendron Hybrid

R. 'America' x R. 'Gertrud Schäle Group'

R. 'America x Mars'

Rhododendron Hybrid

R. 'America' x R. 'Mars'

R. 'America x Nova Zembla'

Rhododendron Hybrid

R. 'America' x R. 'Nova Zembla'

R. 'America x yakushimanum'

Rhododendron Hybrid

R. 'America' x R. degronianum ssp yakushimanum

R. 'Americanum'

Rhododendron Hybrid

? x ?

Hybridized By: Lancaster, Ben, F.

R. 'Americanum'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Moser & Son

R. 'Americanum'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Bobbink &

R. amesiae

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Triflora

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R. 'Amethyst'

Rhododendron Hybrid

? x ?

Hybridized By: Dexter, C.O.

R. 'Amethyst'

Rhododendron Hybrid

R. niveum x ?

Hybridized By: Standish & Noble

R. 'Amethyst'

Rhododendron Hybrid

R. impeditum x R. hippophaeoides var hippophaeoides

Hybridized By: Arends,

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R. 'Amethyst Ice'

Rhododendron Hybrid

? x ?

Hybridized By: Parks, J.B. (Joe)

R. 'Amherst'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Stewart, Robert

R. 'Amiblue'

Rhododendron Hybrid

R. ponticum x R. 'Whidbey Island'

Hybridized By: Stipe, W.A.

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R. 'Amigo'

Rhododendron Hybrid

R. aberconwayi x R. 'Witch Doctor'

Hybridized By: Goheen. Dr. David

R. 'Amity'

Rhododendron Hybrid

R. 'Grosclaude Group x Britannia' x R. degronianum ssp yakushimanum 'Koichiro Wada'

Hybridized By: Elliott, James A.

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R. 'Amkeys Group'

Rhododendron Cultivar group

R. ambiguum x R. keysii

Hybridized By: Magor, E.J.P.

R. 'Ammerland'

Rhododendron Hybrid

? x ?

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R. 'Ammerlandense Group'

Rhododendron Cultivar group

R. 'Britannia' x R. williamsianum

Hybridized By: Hobbie, Dietrich G.

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R. 'Amoena Leonardslee'

Evergreen Azalea Hybrid

? x ?

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R. 'Amoenum'

Rhododendron Hybrid

R. arboreum ssp arboreum x ?

Hybridized By: Booth, J.

R. 'Amoenum'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Verschaffelt, A. (Alexander)

R. 'Amoenum'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Lindley, J.

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R. 'Amor'

Rhododendron Hybrid

R. griersonianum x R. thayerianum

Hybridized By: Stevenson, J.B.

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R. 'Amor Group'

Rhododendron Cultivar group

? x ?

R. 'Amphion'

Rhododendron Hybrid

R. catawbiense x ?

Hybridized By: Waterer, H. (Knaphill)

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R. amundsenianum

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Lapponica

R. 'Amy'

Rhododendron Hybrid

R. griffithianum x ?

Hybridized By: Waterer (Bagshot)

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R. 'Amy Ann'

Rhododendron Hybrid

? x ?

Hybridized By: Henny, Rudolph

R. 'Amy Bittinger'

Rhododendron Hybrid

? x ?

Hybridized By: Smith, W.D.

R. 'Amy Dennis'

Deciduous Azalea Hybrid

R. 'AAP-1' x R. 'George Reynolds'

Hybridized By: Aromi, E.J

R. 'Amy Jane'

Rhododendron Hybrid

R. degronianum ssp yakushimanum x R. 'Earl of Athlone'

Hybridized By: Stanton, D.B.

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R. 'Anacape'

Vireya Hybrid

R. 'Marshall Pierce Madison' x R. javanicum ssp javanicum

R. 'Anadyomene'

Rhododendron Hybrid

? x ?

Hybridized By: Standish, J.

R. anagalliflorum

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. 'Anah Kruschke'

Rhododendron Hybrid

R. ponticum x R. catawbiense

Hybridized By: Kruschke, F. Nursery

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