Index

R. amabile

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. 'Amabile'

Azalea Hybrid

? X ?

Hybridized By: Rollisson & Sons, W. | Springfield Nursery, Upper Tooting, London | England, 1840

R. 'Amabile'

Vireya Hybrid

R. javanicum ssp javanicum X R. 'Princess Alexandra'

Hybridized By: Unknown

R. 'Amabile Rosuem'

Azalea Hybrid

? X ?

Hybridized By: Van Houtte, L. B. (Louis Benoit) | Gentbrugge | Belgium, 1870

R. 'Amabile Splendens'

Azalea Hybrid

? X ?

Hybridized By: Smith, W. (gardener Earl of Liverpool) | Kingston-upon-Thames, Surrey | England, 1845

R. 'Amadeus'

Rhododendron Hybrid

? X ?

Hybridized By: Lofthouse, J.G.. Vancouver, British Columbia, Canada, 1976

R. 'Amagasa'

Azalea Hybrid

? X ?

Hybridized By: Japan | no hybridiser registration, 1955

R. amagianum

Species

Subgenus: Tsutsusi
Section: Brachycalyx

R. amakusaense

Species

Subgenus: Tsutsusi
Section: Brachycalyx

R. 'Amalfi'

Rhododendron Hybrid

R. 'Cornubia' X R. calophytum var calophytum

Hybridized By: Rothschild, L. de. Founder of Exbury Gardens, UK, 1933

R. 'Amalfi Group'

Rhododendron Cultivar group

? X ?

Hybridized By: Rothschild, L. de. Founder of Exbury Gardens, UK

R. 'Amalia Pfeiffer'

Rhododendron Hybrid

? X ?

Hybridized By: Walther, C.J.H., 1861

R. 'Amanda Joan Young'

Rhododendron Hybrid

? X ?

Hybridized By: Anderson A.T. & S.A, 1976

R. amandum

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Maddenia

R. 'Amanogawa'

Azalea Hybrid

? X ?

Hybridized By: Japan | no hybridiser registration, 1963

R. 'Amarantellum'

Rhododendron Hybrid

? X ?

Hybridized By: Leroy, L., 1868

R. 'Amaranthinum'

Azalea Hybrid

? X ?

Hybridized By: Jacob-Makoy, L. | Liege/Luik | Belgium, 1844

R. 'Amaretto'

Rhododendron Hybrid

R. dichroanthum ssp scyphocalyx X R. 'Hachmann's Marina'

Hybridized By: Hachmann, Hans. Barmstedt in Holstein, Germany, 1971

R. 'Amarillo'

Rhododendron Hybrid

? X ?

Hybridized By: Goheen. Dr. David. Camas, Washington, USA

R. 'Amarlie Crowden'

Rhododendron Hybrid

R. 'Miss B.L. Jones' X R. 'D.J. Dosser's Choice'

Hybridized By: Dosser, D.J.. Lower Wilmot, Tasmania, Australia, 1995

R. 'Amasun Group'

Rhododendron Cultivar group

? X ?

Hybridized By: Aberconway, Lord. Bodnant, Tal-y-Cafn, Wales

R. 'Amata Group'

Rhododendron Cultivar group

? X ?

Hybridized By: Aberconway, Lord. Bodnant, Tal-y-Cafn, Wales

R. 'Amaura Group'

Rhododendron Cultivar group

R. griersonianum X R. 'Penjerrick Group'

Hybridized By: Aberconway, Lord. Bodnant, Tal-y-Cafn, Wales, 1926

R. 'Amazement'

Rhododendron Hybrid

R. fortunei ssp fortunei X R. wardii var wardii

Hybridized By: Hardgrove, D.L., 1945

R. 'Amazing Grace'

Rhododendron Hybrid

R. 'Mrs Charles S Sargent' X R. 'Swansdown'

Hybridized By: Pride, O.S.. Butler, Pennsylvania, USA, 1952

R. 'Amazon'

Rhododendron Hybrid

? X ?

Hybridized By: Standish & Noble. Bagshot, Surrey, England, 1854

R. 'Amazor Group'

Rhododendron Cultivar group

? X ?

Hybridized By: Aberconway, Lord. Bodnant, Tal-y-Cafn, Wales, 1934

R. 'Amba Group'

Rhododendron Cultivar group

? X ?

Hybridized By: Aberconway, Lord. Bodnant, Tal-y-Cafn, Wales, 1926

R. 'Ambassadeur'

Rhododendron Hybrid

? X ?

Hybridized By: van Nes, P.

R. 'Ambassador'

Rhododendron Hybrid

R. campylocarpum ssp campylocarpum X ?

Hybridized By: Unknown

R. 'Amber'

Rhododendron Hybrid

? X ?

Hybridized By: Knippenberg, Mrs. J. F., 1980

R. 'Amber Blush'

Rhododendron Hybrid

? X ?

Hybridized By: Sullivan, N.. Burnie, Tasmania, Australia

R. 'Amber Dark'

Rhododendron Hybrid

? X ?

Hybridized By: Blumhardt, O. S.. Koromiko Nurseries, Whangarei, New Zealand

R. 'Amber Gem'

Rhododendron Hybrid

? X ?

Hybridized By: James Delbert W.. Eugene, Oregon, USA

R. 'Amber Glow'

Azalea Hybrid

? X ?

Hybridized By: Bobbink & Atkins | East Rutherford, New Jersey | USA, 1940

R. 'Amber Honey'

Rhododendron Hybrid

R. 'Apricot Fantasy' X R. 'Sunstone'

Hybridized By: Barlup, Jim. Bellevue, USA, 1999

R. 'Amber Lantern'

Rhododendron Hybrid

R. keiskei X ?

Hybridized By: Unknown

R. 'Amber Light'

Azalea Hybrid

? X ?

Hybridized By: Crown Estate Commissioners | Windsor, Berkshire | England

R. 'Amber Peach'

Rhododendron Hybrid

R. 'Apricot Fantasy' X R. 'Hill's Low Red'

Hybridized By: Barlup, Jim. Bellevue, USA, 1994

R. 'Amber Rain'

Azalea Hybrid

? X ?

Hybridized By: Exbury | The Rothschild Estate, Hampshire | England, 1958

R. 'Amber Sun'

Rhododendron Hybrid

R. 'Hilo' X R. 'Hill's Low Red'

Hybridized By: Barlup, Jim. Bellevue, USA, 1990

R. 'Amber Touch'

Rhododendron Hybrid

R. 'Brinny' X R. 'Whitney's Late Frilled Yellow'

Hybridized By: Barlup, Jim. Bellevue, USA, 1982

R. 'Amber Waves'

Rhododendron Hybrid

R. 'Amber Touch' X R. 'Janet Blair'

Hybridized By: Barlup, Jim. Bellevue, USA, 1996

R. 'Ambergris'

Rhododendron Hybrid

? X ?

Hybridized By: Coker, R.J. Mrs.

R. 'Ambern Lantern'

Rhododendron Hybrid

? X ?

Hybridized By: Arsen, F.A.. Lindenhurst, Long Island, New York, USA

R. 'Ambie'

Rhododendron Hybrid

? X ?

Hybridized By: Fetterhoff, W.M.. Gibsonia, Pennsylvania, USA

R. 'Ambient'

Vireya Hybrid

R. javanicum ssp javanicum X R. 'Princess Alexandra'

Hybridized By: Unknown

R. ambiguum

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Triflora

R. ambiguum 'Jane Banks'

Rhododendron Species Selection

Selected By: Banks, W.L. & R.A., 1976

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Triflora

R. 'ambiguum x cinnabarinum Concatenans Group'

Rhododendron Hybrid

R. ambiguum X R. cinnabarinum ssp xanthocodon Concatenans Group

Hybridized By: Hobbie, Dietrich G.. Westerstede/Linswege, Germany, 1970

R. 'Ambroise Verschaffelt'

Azalea Hybrid

? X ?

Hybridized By: Van Houtte, L. B. (Louis Benoit) | Gentbrugge | Belgium, 1868