Index

R. 'Bartholo Lazzari'

Azalea Hybrid

? X ?

Hybridized By: Rinz, J. | Firma S. Rinz, Frankfurt a/d Main | Germany, 1853

R. 'Bartia'

Rhododendron Hybrid

? X ?

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

R. 'Bartia Group'

Rhododendron Cultivar group

? X ?

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

R. 'Bartlett'

Azalea Hybrid

R. 'Chinyeyi' X R. 'W. Leith'

Hybridized By: Rokujo, T. | Tokyo | Japan, 1961

R. 'Barto Alpine'

Rhododendron Hybrid

R. lapponicum X ?

Hybridized By: Barto, James. Eugene, Oregon, USA, 1963

R. 'Barto Ivory'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Barto Lavender'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Bashful'

Rhododendron Hybrid

R. degronianum ssp yakushimanum X R. 'Doncaster'

Hybridized By: Waterer (Bagshot). Surrey, England, 1971

R. 'Bashful Betty'

Rhododendron Hybrid

R. 'Halcyone Group' X R. 'Carmen'

Hybridized By: Elliott, James A.. Astoria, Oregon, USA

R. basilicum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Falconera

R. 'Bass River'

Rhododendron Hybrid

? X ?

Hybridized By: Dexter, C.O.. Sandwich, MA, USA, 1943

R. 'Basuki'

Rhododendron Hybrid

? X ?

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

R. bathyphyllum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Taliensia

R. 'Bauble'

Rhododendron Hybrid

R. 'Dawn's Delight' X R. campylocarpum ssp campylocarpum

Hybridized By: Rothschild, L. de. Founder of Exbury Gardens, UK, 1934

R. 'Bea MacDonald'

Rhododendron Hybrid

R. fortunei ssp fortunei X ?

Hybridized By: Cowles, J.C.. Stow, MA (superintendent of Dexter Estate 1959-1967), USA, 1967

R. 'Beacon'

Azalea Hybrid

R. 'Osakazuki' X R. 'Kagaribi'

Hybridized By: Morrison, B.Y. | Pass Christian, Mississippi | USA, 1947

R. 'Bealii'

Azalea Hybrid

? X ?

Hybridized By: Unknown

R. beanianum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Neriiflora

R. 'Beatrice Hyde'

Rhododendron Hybrid

R. minus Carolinianum Group X R. dauricum

Hybridized By: Murcott, R., 1977

R. 'Beatrice Keir'

Rhododendron Hybrid

R. 'Logan Damaris' X R. lacteum

Hybridized By: Stevenson, J.B.. Ascot, Berkshire, England, 1974

R. 'Beau Brummell Group'

Rhododendron Cultivar group

? X ?

Hybridized By: Unknown

R. 'Beau Vallon'

Rhododendron Hybrid

X R. 'September Song'

Hybridized By: Saint-Jalm, J.F., 2003

R. 'Beaufort'

Rhododendron Hybrid

R. fortunei ssp fortunei X R. 'Boule de Neige'

Hybridized By: Gable, J.B.. Stewartstown, Pennsylvania, USA, 1958

R. 'Beautiful Day'

Rhododendron Hybrid

R. 'Hotei' X R. 'Crest'

Hybridized By: Whitney, William E.. Brinnon, Washington, USA, 1964

R. 'Beauty Baby'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Beauty of Bagshot'

Rhododendron Hybrid

? X ?

Hybridized By: Waterer (Bagshot). Surrey, England

R. 'Beauty of Benmoi'

Rhododendron Hybrid

? X ?

Hybridized By: New Zealand

R. 'Beauty of Cheshunt'

Rhododendron Hybrid

? X ?

Hybridized By: Paul, W. & Son, 1898

R. 'Beauty of Dorking'

Azalea Hybrid

? X ?

Hybridized By: Ivery, J., 1863

R. 'Beauty of Halesite'

Rhododendron Hybrid

? X ?

Hybridized By: Dexter, C.O.. Sandwich, MA, USA, 1943

R. 'Beauty of Littleworth'

Rhododendron Hybrid

R. griffithianum X R. campanulatum ssp campanulatum

Hybridized By: Mangles James Henry. Valewood, England, 1884

R. 'Beauty of Lockington'

Rhododendron Hybrid

? X ?

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

R. 'Beauty of Ormskirk'

Rhododendron Hybrid

? X ?

Hybridized By: Davies, I. Ormskirk, Lancashire, England, 1868

R. 'Beauty of Reigate'

Azalea Hybrid

? X ?

Hybridized By: Ivery, J., 1852

R. 'Beauty of Surrey'

Rhododendron Hybrid

? X ?

Hybridized By: Waterer, H. (Knaphill). Woking, Surrey (Knaphill), UK, 1864

R. 'Beauty of Surrey'

Azalea Hybrid

? X ?

Hybridized By: Ivery, J., 1872

R. 'Beauty of Tremough'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Beauty of Tremough Group'

Rhododendron Cultivar group

? X ?

Hybridized By: Gill, Richards & Sons. Penryn, Cornwall, England

R. 'Beauty of Woking'

Azalea Hybrid

? X ?

Hybridized By: Walton's Nurseries, 1866

R. 'Beauty Stake'

Rhododendron Hybrid

? X ?

Hybridized By: Delp Weldon E.. Harrisville, Pensylvania, USA, 1960

R. 'Beauté Céleste'

Azalea Hybrid

? X ?

Hybridized By: Baumann, J. | Ghent | Belgium

R. 'Beauté de Flandre'

Azalea Hybrid

? X ?

Hybridized By: Verschaffelt, A. (Alexander) | Ghent | Belgium

R. 'Beaver'

Azalea Hybrid

? X ?

Hybridized By: Cox, Peter A. | Glendoick | Scotland

R. beccarii

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. 'Beechwood Pink'

Rhododendron Hybrid

? X ?

Hybridized By: Gable, J.B.. Stewartstown, Pennsylvania, USA, 1960

R. 'Beefeater'

Rhododendron Hybrid

R. elliottii X R. 'Fusilier Group'

Hybridized By: Hanger, F.E.W.. RHS Garden, Wisley, Surrey, England, 1950

R. 'Bees Haven'

Azalea Hybrid

R. 'austrinum x alabamense' X ?

Hybridized By: Aromi, E.J | Mobile, Alabama | USA

R. beesianum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Taliensia

R. beesianum 'Giant Rose'

Rhododendron Species Selection

Selected By: Unknown

Subgenus: Hymenanthes
Section: Pontica
Subsection: Taliensia

R. 'Beethoven'

Azalea Hybrid

? X ?

Hybridized By: Koster M. & Sons | Boskoop | Netherlands, 1929

R. 'Beethoven'

Azalea Hybrid

? X ?

Hybridized By: Van Houtte, L. B. (Louis Benoit) | Gentbrugge | Belgium, 1869