Index

R. qiaojiaense

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. qinghaiense

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Lapponica

R. quadrasianum f banahaoense

Species

R. quadrasianum ssp augustissimum

Species

R. quadrasianum var davaoense

Species

Subgenus: Rhododendron
Section: Discovireya

R. quadrasianum var intermedium

Species

Subgenus: Rhododendron
Section: Discovireya

R. quadrasianum var malindangense

Species

Subgenus: Rhododendron
Section: Discovireya

R. quadrasianum var marivelesense

Species

Subgenus: Rhododendron
Section: Discovireya

R. quadrasianum var quadrasianum

Species

Subgenus: Rhododendron
Section: Discovireya

R. quadrasianum var rosmarinifolium

Species

Subgenus: Rhododendron
Section: Discovireya

R. 'Quadricolor'

Azalea Hybrid

? X ?

Hybridized By: Verschaffelt, L | Royghem (near Ghent) | Belgium, 1846

R. 'Quadrille'

Rhododendron Hybrid

R. 'Sulphur Yellow Group' X R. griffithianum

Hybridized By: Rothschild, L. de. Founder of Exbury Gardens, UK, 1937

R. 'Quadroona'

Rhododendron Hybrid

R. catawbiense X ?

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

R. 'Quail'

Rhododendron Hybrid

R. keiskei var ozawae 'Yaku Fairy' X R. glaucophyllum var glaucophyllum

Hybridized By: Glendoick Gardens, 1993

R. 'Quaker Girl Group'

Rhododendron Cultivar group

R. hyperythrum X R. 'Avalanche Group'

Hybridized By: Rothschild, Edmund Leopold de. Southampton, UK, 1950

R. 'Quaker Maid'

Azalea Hybrid

? X ?

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

R. 'Quakeress'

Azalea Hybrid

R. mucronatum var mucronatum X R. simsii var simsii 'Vittatum'

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

R. 'Quala-a-wa-loo'

Rhododendron Hybrid

R. 'Else Frye' X R. johnstoneanum

Hybridized By: Anderson, R.L.. Eureka, California, USA, 1967

R. 'Qualicum's Pride'

Rhododendron Hybrid

R. 'Anna' X R. 'Cotton Candy'

Hybridized By: Newcomb,L.L.. Snohomish, Washington, USA, 1970

R. 'Qualifier'

Rhododendron Hybrid

R. 'Oh My! x Catalgla' X R. 'fortunei ssp discolor x Fabia Group X Mary Belle'

Hybridized By: Delp Weldon E.. Harrisville, Pensylvania, USA, 1974

R. 'Quapp'

Rhododendron Hybrid

R. 'Limbatum' X R. 'Diadema'

Hybridized By: Seidel, T.J.R.. Dresden/Grüngräbchen, Germany, 1906

R. 'Quasar'

Rhododendron Hybrid

R. wardii var wardii X R. 'Idealist Group'

Hybridized By: Short, H.A., 1970

R. 'Quaver'

Rhododendron Hybrid

R. leucaspis X R. sulphureum

Hybridized By: Exbury. The Rothschild Estate, Hampshire, England, 1950

R. 'Quaver Group'

Rhododendron Cultivar group

R. leucaspis X R. sulfureum

Hybridized By: Exbury. The Rothschild Estate, Hampshire, England, 1950

R. 'Queen Alexandra'

Rhododendron Hybrid

R. grande X R. niveum

Hybridized By: No hybridiser registered, 1912

R. 'Queen Alice'

Rhododendron Hybrid

R. degronianum ssp yakushimanum X R. 'Alice'

Hybridized By: Clarke, George.W.. Portland Oregon, USA, 1990

R. 'Queen Anne's'

Rhododendron Hybrid

R. 'brachycarpum x catawbiense' X ?

Hybridized By: Skinner, H.T., 1959

R. 'Queen Bee'

Rhododendron Hybrid

R. dichroanthum ssp dichroanthum X ?

Hybridized By: Corbin, Dr. William L.. Yamhill, Portland, Oregon, USA, 1959

R. 'Queen Elisabeth II'

Rhododendron Hybrid

R. 'Idealist' X R. 'Crest'

Hybridized By: Crown Estate Commissioners. Windsor, Berkshire, England, 1967

R. 'Queen Emerald'

Rhododendron Hybrid

? X ?

Hybridized By: Japan, no hybridiser registration, 1989

R. 'Queen Esta'

Rhododendron Hybrid

? X ?

Hybridized By: Holly Heath Nursery, 1978

R. 'Queen Fabiola'

Azalea Hybrid

? X ?

Hybridized By: Harmsen, G., 1980

R. 'Queen Louise'

Azalea Hybrid

? X ?

Hybridized By: Exbury | The Rothschild Estate, Hampshire | England, 1979

R. 'Queen Mab'

Rhododendron Hybrid

R. souliei X R. 'Corona'

Hybridized By: Brandt, Lester E.. Tacoma, Washington, USA, 1958

R. 'Queen Mary'

Rhododendron Hybrid

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

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

R. 'Queen Mum'

Azalea Hybrid

R. cumberlandense X R. arborescens

Hybridized By: de Clercq, L., 1994

R. 'Queen Nefertiti'

Rhododendron Hybrid

R. 'Loderi Venus' X R. 'Anna'

Hybridized By: Beck, H.P. Mrs., 1960

R. 'Queen o' the May'

Rhododendron Hybrid

R. griffithianum X ?

Hybridized By: Caledonia Nursery, 1905

R. 'Queen o' the May Group'

Rhododendron Cultivar group

R. 'Pink Bell' X R. griersonianum

Hybridized By: Hamilton, W.F., 1958

R. 'Queen of All'

Rhododendron Hybrid

R. 'Countess of Athlone' X R. 'Susan'

Hybridized By: O'Rourke, H.. Burnie, Tasmania, Australia, 1989

R. 'Queen of Augusta'

Azalea Hybrid

? X ?

Hybridized By: Mayo, R.P., 1958

R. 'Queen of Beauties'

Azalea Hybrid

? X ?

Hybridized By: Williams, B. S., 1872

R. 'Queen of Diamonds'

Vireya Hybrid

R. lochiae X R. macgregoriae

Hybridized By: Jury, M., 1988

R. 'Queen of Double Stripes'

Azalea Hybrid

? X ?

Hybridized By: Henderson & Co | Pineapple Nursery, London | England, 1869

R. 'Queen of Double Whites'

Azalea Hybrid

? X ?

Hybridized By: Henderson & Co | Pineapple Nursery, London | England, 1869

R. 'Queen of Dwarfs'

Rhododendron Hybrid

R. 'Multiflorum' X ?

Hybridized By: Davies, I. Ormskirk, Lancashire, England, 1898

R. 'Queen of England'

Azalea Hybrid

? X ?

Hybridized By: Sunningdale Nursery, 1854

R. 'Queen of Great Britain'

Azalea Hybrid

? X ?

Hybridized By: Verschaffelt, A. (Alexander) | Ghent | Belgium, 1847

R. 'Queen of Hearts'

Rhododendron Hybrid

R. meddianum var meddianum X R. 'Moser's Maroon'

Hybridized By: Rothschild, L. de. Founder of Exbury Gardens, UK, 1949

R. 'Queen of Hearts'

Vireya Hybrid

R. macgregoriae X R. lochiae

Hybridized By: USA, 1991

R. 'Queen of Hearts Group'

Rhododendron Cultivar group

R. meddianum var meddianum X R. 'Moser's Maroon'

Hybridized By: Rothschild, L. de. Founder of Exbury Gardens, UK, 1949