Index

R. 'Edwin Landseer'

Rhododendron Hybrid

? X ?

Hybridized By: van Geert, A., 1893

R. 'Edwin O. Weber'

Rhododendron Hybrid

R. catawbiense 'Purpureum Elegans' X R. 'Madame Albert Moser'

Hybridized By: Weber, Edwin O.. Seattle, Washington, USA, 1957

R. 'Edwin Parker'

Rhododendron Hybrid

R. 'Day Dream Group' X R. 'Albatross Group'

Hybridized By: Henny, Rudolph. Brooks, Oregon, USA, 1969

R. 'Edwina Mountbatten'

Azalea Hybrid

? X ?

Hybridized By: Rothschild, Edmund Leopold de | Southampton | UK, 1985

R. 'Effective'

Azalea Hybrid

R. 'Vittatum' X R. 'Osakazuki'

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

R. 'Effendi I'

Rhododendron Hybrid

? X ?

Hybridized By: Seidel, T.J.R.. Dresden/Grüngräbchen, Germany, 1918

R. 'Effner'

Rhododendron Hybrid

R. 'Alfred' X R. 'Everestianum'

Hybridized By: Seidel, T.J.R.. Dresden/Grüngräbchen, Germany, 1903

R. 'Egbert van Alstyne'

Rhododendron Hybrid

R. 'May Day Group' X R. haematodes ssp haematodes

Hybridized By: Seabrook, Cecil S.. Tacoma, Washington, USA, 1965

R. 'Egertonii'

Azalea Hybrid

? X ?

Hybridized By: Rollisson & Sons, W. | Springfield Nursery, Upper Tooting, London | England, 1958

R. 'Egge'

Rhododendron Hybrid

? X ?

Hybridized By: Seidel, T.J.R.. Dresden/Grüngräbchen, Germany, 1918

R. 'Eggebrechtii'

Rhododendron Hybrid

? X ?

Hybridized By: Firma Seidel, 1894

R. 'Eggebrechtii'

Azalea Hybrid

? X ?

Hybridized By: Firma Seidel, 1890

R. 'Eggert Rohwer'

Rhododendron Hybrid

R. 'Mars' X R. degronianum ssp yakushimanum 'Koichiro Wada'

Hybridized By: Hachmann, Hans. Barmstedt in Holstein, Germany, 1968

R. 'Eglantine'

Azalea Hybrid

? X ?

Hybridized By: Soc. An. L. van Houttepčre, 1914

R. 'Eglintonii'

Rhododendron Hybrid

R. caucasicum X ?

Hybridized By: Germany, 1909

R. 'Egmont I'

Rhododendron Hybrid

? X ?

Hybridized By: Seidel, T.J.R.. Dresden/Grüngräbchen, Germany, 1918

R. 'Egoist'

Azalea Hybrid

R. 'Lilacinum x Willy' X R. 'Mrs Carmichael x Willy'

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

R. 'Egons'

Rhododendron Hybrid

R. catawbiense 'Catawbiense Grandiflorum' X ?

Hybridized By: Kondratovičs, Rihard. Riga, Latvia, 1969

R. 'Egret'

Rhododendron Hybrid

R. campylogynum X R. racemosum 'White Lace'

Hybridized By: Cox, Peter A.. Glendoick, Scotland, 1972

R. 'Egyptian'

Rhododendron Hybrid

R. 'Halcyone Group' X R. 'Margaret Dunn Group'

Hybridized By: Sunningdale Nursery, 1955

R. eheinense

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Maddenia

R. 'Ehrengold'

Rhododendron Hybrid

R. wardii var wardii X ?

Hybridized By: Hobbie, Dietrich G.. Westerstede/Linswege, Germany, 1950

R. 'Ei-kow'

Azalea Hybrid

? X ?

Hybridized By: No hybridiser registered, 1958

R. 'Eidam'

Rhododendron Hybrid

R. brachycarpum ssp brachycarpum X R. 'Alexander Adie'

Hybridized By: Seidel, T.J.R.. Dresden/Grüngräbchen, Germany, 1903

R. 'Eidam x williamsianum'

Rhododendron Hybrid

R. 'Eidam' X R. williamsianum

Hybridized By: No hybridiser registered

R. 'Eider'

Rhododendron Hybrid

R. minus Carolinianum Group X R. leucaspis

Hybridized By: Cox, Peter A.. Glendoick, Scotland, 1967

R. 'Eighteenth of May'

Rhododendron Hybrid

R. 'Britannia' X R. 'Loderi King George'

Hybridized By: Clarke, George.W.. Portland Oregon, USA, 1971

R. 'Eikan'

Azalea Hybrid

R. 'Asahi Zuru' X ?

Hybridized By: Chugai Nursery Co. | Kobe-city, Hyogo | Japan, 1938

R. 'Eiko'

Azalea Hybrid

R. 'Shinkigen' X ?

Hybridized By: Yamanoi, Y., 1956

R. 'Eileen'

Rhododendron Hybrid

R. maximum X ?

Hybridized By: Waterer (Bagshot). Surrey, England, 1920

R. 'Eileen Driscoll'

Rhododendron Hybrid

R. 'Scintillation' X R. 'Naomi Group'

Hybridized By: Shapiro, B. & M., 1968

R. 'Eileen Byrnes'

Rhododendron Hybrid

R. 'Gable's Pioneer' X ?

Hybridized By: Waterer (Bagshot). Surrey, England, 1978

R. 'Eileen Hall'

Rhododendron Hybrid

R. 'Mars' X R. 'Pygmalion x haematodes'

Hybridized By: Hall, M.E.. Bridgewater, Massachussetts, USA, 1966

R. 'Eino'

Rhododendron Hybrid

? X R. 'Doctor H.C. Dresselhuys'

Hybridized By: Uosukainen, Marjatta, Dr. Mrs.. Laukaa, Finland, 2003

R. 'Eira Group'

Azalea Hybrid

R. 'Kirishima' X R. 'Malvaticum'

Hybridized By: Stevenson, J.B. | Ascot, Berkshire | England, 1938

R. 'Eisblume'

Rhododendron Hybrid

R. degronianum ssp yakushimanum 'Hanano-ego' X R. hemsleyanum

Hybridized By: Hübbers, K-H.. Kranenburg, Germany, 1990

R. 'Eisenhower'

Azalea Hybrid

? X ?

Hybridized By: Felix & Dijkhuis | Boskoop | Netherlands, 1950

R. 'Eisenhower'

Azalea Hybrid

? X ?

Hybridized By: Rothschild, L. de | Founder of Exbury Gardens | UK, 1952

R. 'Eishi'

Azalea Hybrid

X

Hybridized By: Japan | no hybridiser registration, 1955

R. 'Eispalast'

Rhododendron Hybrid

R. 'Doctor Ans Heyting' X R. 'Peucine'

Hybridized By: Hübbers, K-H.. Kranenburg, Germany, 1993

R. 'Eisprinzessin'

Azalea Hybrid

R. 'Elsie Lee' X R. 'Purpurkissen'

Hybridized By: Hachmann, Hans | Barmstedt in Holstein | Germany, 1988

R. 'Eiswein'

Rhododendron Hybrid

R. 'Doctor Ans Heyting' X R. 'Peucine'

Hybridized By: Hübbers, K-H.. Kranenburg, Germany, 1999

R. 'Eiten'

Azalea Hybrid

R. 'Fuji-Nishiki' X R. 'Yume'

Hybridized By: Chugai Nursery Co. | Kobe-city, Hyogo | Japan, 1938

R. 'Eithne'

Rhododendron Hybrid

R. neriiflorum ssp neriiflorum X R. 'Red Admiral Group'

Hybridized By: Magor, E.J.P.. Lamellan, St. Tudy, Cornwall, England, 1928

R. 'El Alamein'

Rhododendron Hybrid

R. griffithianum X ?

Hybridized By: Kluis Antony. Boskoop, Netherlands, 1946

R. 'El Camino'

Rhododendron Hybrid

R. 'Anna' X R. 'Marinus Koster'

Hybridized By: Whitney, William E.. Brinnon, Washington, USA, 1976

R. 'El Camino'

Rhododendron Hybrid

? X ?

Hybridized By: Sather, G & Mrs A., 1973

R. 'El Capitan'

Azalea Hybrid

R. 'Aladdin' X ?

Hybridized By: Girard, P.E. | Geneva, Ohio | USA, 1962

R. 'El Frida'

Azalea Hybrid

? X ?

Hybridized By: Sawada, K., 1960

R. 'El Greco'

Rhododendron Hybrid

R. 'Jalisco Group' X R. 'Break of Day Group'

Hybridized By: Hanger, F.E.W.. RHS Garden, Wisley, Surrey, England, 1951

R. 'El Salto'

Rhododendron Hybrid

R. 'Sappho' X R. 'Janet Blair'

Hybridized By: Rhein, W.L.. Mechanicsburg, Pennsylvania, USA, 1974