Index

R. 'Debra Lee'

Azalea Hybrid

R. 'Saybrook Glory x Dorothy Clark' X R. 'Saybrook Glory'

Hybridized By: Stewart, Robert | Springfield, Virginia | USA, 1996

R. 'Debra Stockman'

Rhododendron Hybrid

R. 'Dianta' X R. 'Kubla Khan'

Hybridized By: Stockman, M.. Port Angeles, Washington, USA, 1992

R. 'Debutante'

Rhododendron Hybrid

? X ?

Hybridized By: Murcott, R.

R. 'Debutante'

Azalea Hybrid

? X ?

Hybridized By: Rothschild, L. de | Founder of Exbury Gardens | UK, 1948

R. 'Decalgla'

Rhododendron Hybrid

? X ?

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

R. decandrum

Species

Subgenus: Tsutsusi
Section: Brachycalyx

R. 'Decatros Group'

Rhododendron Cultivar group

? X ?

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

R. 'Decauck Group'

Rhododendron Cultivar group

? X ?

Hybridized By: Magor, E.J.P.. Lamellan, St. Tudy, Cornwall, England

R. 'December Pink'

Azalea Hybrid

? X ?

Hybridized By: Haerens, J., 1929

R. 'December Rose'

Azalea Hybrid

? X ?

Hybridized By: Haerens & Wille, 1913

R. 'Dechaem Group'

Rhododendron Cultivar group

R. decorum ssp decorum X R. haematodes ssp haematodes

Hybridized By: Gable, J.B.. Stewartstown, Pennsylvania, USA, 1940

R. 'Decidedly Pink'

Azalea Hybrid

R. 'KY-7' X R. 'NR-1'

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

R. decipiens

Natural Hybrid

R. hodgsonii X R. falconeri ssp falconeri

R. decipiens

Natural Hybrid

R. hodgsonii X R. arboreum ssp arboreum

R. 'Decision'

Azalea Hybrid

? X ?

Hybridized By: Hage W.C. & Co. | Boskoop | Netherlands

R. declivatum

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Lapponica

R. 'Decora'

Azalea Hybrid

? X ?

Hybridized By: Knight & Perry | (J. Knight & T. A. Perry), Exotic Nursery, Chelsea, London | England, 1848

R. 'Decora Group'

Rhododendron Cultivar group

? X ?

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

R. 'Decorator'

Rhododendron Hybrid

? X ?

Hybridized By: Waterer (Bagshot). Surrey, England, 1865

R. 'Decoratum Flore Pleno'

Azalea Hybrid

? X ?

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

R. 'Decorum'

Rhododendron Hybrid

? X ?

Hybridized By: Standish & Noble. Bagshot, Surrey, England, 1847

R. decorum ssp cordatum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. decorum ssp decorum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. decorum ssp decorum 'Attar'

Rhododendron Species Selection

Selected By: Barto, James , Eugene, Oregon , USA

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. decorum ssp decorum 'Cox's Uranium Green'

Rhododendron Species Selection

Selected By: Cox, E.H.M.

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. decorum ssp decorum 'Decorum Pink'

Rhododendron Species Selection

Selected By: Unknown

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. decorum ssp decorum 'Gable's Hardy White'

Rhododendron Species Selection

Selected By: Gable, J.B. , Stewartstown, Pennsylvania , USA

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. decorum ssp decorum 'Mrs Messel'

Rhododendron Species Selection

Selected By: Unknown

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. decorum ssp diaprepes

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. decorum ssp diaprepes 'Gargantua'

Rhododendron Species Selection

Selected By: Stevenson, J.B. , Ascot, Berkshire , England, 1923

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. decorum ssp diaprepes 'Pantagruel'

Rhododendron Species Selection

Selected By: Gorer, G. , Haywards Heath, West Sussex , England, 1971

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. 'decorum x Burnaby Centennial'

Rhododendron Hybrid

R. decorum ssp decorum X

Hybridized By: No hybridiser registered

R. 'decorum x fortunei ssp discolor'

Rhododendron Hybrid

R. decorum ssp decorum X R. fortunei ssp discolor

Hybridized By: Unknown

R. 'decorum x Golden Jubilee'

Rhododendron Hybrid

R. decorum ssp decorum X R. 'Golden Jubilee'

Hybridized By: No hybridiser registered

R. 'decorum x griersonianum'

Rhododendron Hybrid

R. decorum ssp decorum X R. griersonianum

Hybridized By: No hybridiser registered

R. 'decorum x griffithianum'

Rhododendron Hybrid

R. decorum ssp decorum X R. griffithianum

Hybridized By: No hybridiser registered

R. 'decorum x haematodes'

Rhododendron Hybrid

R. decorum ssp decorum X R. haematodes ssp haematodes

Hybridized By: No hybridiser registered

R. 'decorum x hyperythrum'

Rhododendron Hybrid

R. decorum ssp decorum X R. hyperythrum

Hybridized By: No hybridiser registered

R. 'Decsoul Group'

Rhododendron Hybrid

R. decorum ssp decorum X R. souliei

Hybridized By: Whitaker W.J., 1937

R. 'Dee'

Azalea Hybrid

? X ?

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

R. 'Dee Dee Wegener'

Rhododendron Hybrid

R. 'Jingle Bells' X R. 'Mrs Betty Robertson'

Hybridized By: Smith, B.M.. Brittenhill Nursery, Kent, WA, USA, 1974

R. 'Dee Jay'

Azalea Hybrid

R. 'Violaceum' X R. 'Teena Marie'

Hybridized By: Dosser, D.J. | Lower Wilmot, Tasmania | Australia, 1981

R. 'Deenah'

Rhododendron Hybrid

? X ?

Hybridized By: Hübbers, K-H.. Kranenburg, Germany, 1987

R. 'Deep Clover'

Rhododendron Hybrid

R. 'Fancy x yakushimanum' X R. 'Frank Galsworthy'

Hybridized By: Barlup, Jim. Bellevue, USA, 1989

R. 'Deep Pink'

Azalea Hybrid

R. kaempferi X R. yedoense var poukhanense

Hybridized By: Gable, J.B. | Stewartstown, Pennsylvania | USA, 1942

R. 'Deep Purple'

Azalea Hybrid

R. 'Violaceum' X R. 'Purple Splendor'

Hybridized By: Guttormsen, W.L. | Greenwood Gardens, Canby, Oregon | USA, 1967

R. 'Deep Rose'

Azalea Hybrid

? X ?

Hybridized By: Mezitt, E.V. | Weston Nurseries, Hopkinton, Massachusetts | USA

R. 'Deep Thoughts'

Rhododendron Hybrid

R. catawbiense 'Catalgla' X R. 'Sappho'

Hybridized By: Michener, M.W., 1963

R. 'Deep Throat'

Rhododendron Hybrid

? X ?

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

R. 'Deerah'

Rhododendron Hybrid

? X ?

Hybridized By: Hübbers, K-H.. Kranenburg, Germany, 1987

R. 'Defiance'

Azalea Hybrid

R. 'Bridal Veil' X R. 'Azuma-no-hana'

Hybridized By: Morrison, B.Y. | Pass Christian, Mississippi | USA, 1948