Index

R. 'Snow White Group'

Rhododendron Hybrid

R. griffithianum X R. fortunei ssp fortunei

Hybridized By: Lowinsky T.H.. Tittenhurst, Sunninghill, Bershire, UK, 1958

R. 'Snow Wreath'

Azalea Hybrid

? X ?

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

R. 'Snowbird'

Azalea Hybrid

? X ?

Hybridized By: Coolidge Rare Plant gardens, 1920

R. 'Snowbird'

Azalea Hybrid

R. atlanticum X R. canescens

Hybridized By: Biltmore Gardens | Asheville. North Carolina | USA, 1955

R. 'Snowclad'

Azalea Hybrid

? X ?

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

R. 'Snowden'

Rhododendron Hybrid

? X ?

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

R. 'Snowdon Group'

Rhododendron Cultivar group

? X ?

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

R. 'Snowdrift'

Azalea Hybrid

? X ?

Hybridized By: Unknown

R. 'Snowdrift'

Azalea Hybrid

? X ?

Hybridized By: Coolidge Rare Plant gardens

R. 'Snowdrift'

Azalea Hybrid

? X ?

Hybridized By: White, G.H.

R. 'Snowdrift'

Azalea Hybrid

? X ?

Hybridized By: Taylor, G.

R. 'Snowdrift'

Azalea Hybrid

? X ?

Hybridized By: No hybridiser registered, 1958

R. 'Snowdrop'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Snowdrop'

Azalea Hybrid

? X ?

Hybridized By: USDA, Department of Agriculture | Beltsville, Maryland | USA

R. 'Snowflake'

Rhododendron Hybrid

? X ?

Hybridized By: Waterer, H. (Knaphill). Woking, Surrey (Knaphill), UK, 1862

R. 'Snowwhite'

Azalea Hybrid

R. mucronatum var mucronatum X R. 'Snow'

Hybridized By: USDA, Department of Agriculture | Beltsville, Maryland | USA, 1950

R. 'Snowwhite'

Azalea Hybrid

? X ?

Hybridized By: Wille, C.J. & Co, 1937

R. 'Snowy River'

Rhododendron Hybrid

R. ririei X R. niveum

Hybridized By: Aberconway, Lord. Bodnant, Tal-y-Cafn, Wales, 1974

R. 'Snu-Pei'

Rhododendron Hybrid

? X ?

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

R. 'Snug Harbor'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Snugbug'

Rhododendron Hybrid

? X ?

Hybridized By: Wildfong, M.

R. 'So Chic'

Rhododendron Hybrid

R. 'College Pink' X R. 'Dido Group'

Hybridized By: O'Rourke, H.. Burnie, Tasmania, Australia, 1985

R. 'So What!'

Rhododendron Hybrid

R. 'Wizard' X R. 'Candescent'

Hybridized By: Looye, Jack. Niagara on the Lake, Ontario, Canada

R. sochadzeae

Natural Hybrid

R. ponticum X R. caucasicum

R. 'Sockeye'

Rhododendron Hybrid

? X ?

Hybridized By: Gordon, R.C

R. 'Socrianum Group'

Rhododendron Cultivar group

? X ?

Hybridized By: Unknown

R. 'Soedan'

Rhododendron Hybrid

? X ?

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

R. 'Sofie de Clercq'

Azalea Hybrid

R. cumberlandense X R. occidentale

Hybridized By: de Clercq, L., 1994

R. 'Soft Echo'

Azalea Hybrid

? X ?

Hybridized By: Arneson, Ivan & Robertha | Arneson Nursery, Canby, Oregon | USA

R. 'Soft Harmony'

Rhododendron Hybrid

? X ?

Hybridized By: Shapiro, B. & M.

R. 'Soft Ivory'

Rhododendron Hybrid

? X ?

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

R. 'Soft Lips'

Azalea Hybrid

? X ?

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

R. 'Soft Touch'

Rhododendron Hybrid

? X ?

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

R. 'Softview'

Rhododendron Hybrid

? X ?

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

R. 'Softy'

Rhododendron Hybrid

? X ?

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

R. 'Soho'

Azalea Hybrid

? X ?

Hybridized By: Japan | no hybridiser registration

R. 'Soir de Paris'

Azalea Hybrid

R. 'Koster's Brilliant Red' X R. viscosum

Hybridized By: Felix, B.B.C. | Felix & Dijkhuis, Boskoop | Netherlands, 1938

R. 'Solace'

Azalea Hybrid

? X ?

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

R. 'Solar Flare'

Vireya Hybrid

R. viriosum X R. 'konori x Doctor Hermann Sleumer'

Hybridized By: Unknown

R. 'Solent Group'

Azalea Hybrid

? X ?

Hybridized By: Rothschild, Edmund Leopold de | Southampton | UK, 1992

R. 'Solent Queen'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Solid Impact'

Rhododendron Hybrid

? X ?

Hybridized By: Smith, A.W.. Niagara Falls, Ontario, Canada

R. 'Solidarity'

Rhododendron Hybrid

R. degronianum ssp yakushimanum X R. 'The Honourable Jean Marie de Montague'

Hybridized By: Schannen, H.A. (Hank) (owner of RareFind Nursery in Jackson NJ). Princeton, NJ, USA, 1969

R. 'Solitaire'

Azalea Hybrid

? X ?

Hybridized By: Motzkau, H.W.

R. solitarium

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. 'Solitude'

Rhododendron Hybrid

? X ?

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

R. 'Solon'

Rhododendron Hybrid

R. 'Astarte' X R. 'Sunrise'

Hybridized By: Unknown

R. 'Solon Group'

Rhododendron Cultivar group

? X ?

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

R. 'Solstice'

Azalea Hybrid

? X ?

Hybridized By: Ingram, C. | Benenden, Kent | England, 1967

R. 'Solway'

Azalea Hybrid

R. 'Torridon' X R. 'Sugared Almond'

Hybridized By: Millais Nurseries, 1993

R. 'Something Lovely'

Rhododendron Hybrid

X ?

Hybridized By: Unknown