Index

R. 'Suislaw Pioneer'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Sulfmeg'

Rhododendron Hybrid

? X ?

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

R. sulfureum

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Boothia

R. 'Sulphur Yellow Group'

Rhododendron Cultivar group

? X ?

Hybridized By: Unknown

R. sulphureum

Species

R. 'Sultana'

Rhododendron Hybrid

? X ?

Hybridized By: Waterer (Bagshot). Surrey, England, 1860

R. 'Sultry Peach'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Sumari'

Rhododendron Hybrid

? X ?

Hybridized By: Hübbers, K-H.. Kranenburg, Germany, 1994

R. 'Sumatra'

Rhododendron Hybrid

R. 'America' X R. 'Gertrud Schäle Group'

Hybridized By: Leach, Dr. David G.. North Madison, Ohio, USA, 1956

R. sumatranum

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. 'Sumida'

Azalea Hybrid

? X ?

Hybridized By: Unknown

R. 'Summer Dawn'

Rhododendron Hybrid

R. 'Ladybird Group x Inamorata Group' X R. 'Lascaux'

Hybridized By: Millais, E.G., 1987

R. 'Summer Fragrance'

Azalea Hybrid

? X ?

Hybridized By: Unknown

R. 'Summer Glow'

Rhododendron Hybrid

R. 'Summer Snow' X R. 'Scarlet Blast'

Hybridized By: Leach, Dr. David G.. North Madison, Ohio, USA, 1971

R. 'Summer Heat'

Azalea Hybrid

R. 'cumberlandense x prunifolium' X R. cumberlandense

Hybridized By: Schild, J.E. | Hixson, Tennessee | USA, 1984

R. 'Summer Ivory'

Rhododendron Hybrid

? X R. 'Biscuit Box'

Hybridized By: Robinson, M.L.A.. Forest Row, East Sussex, England, 1993

R. 'Summer Jewel'

Rhododendron Hybrid

R. 'Alandale' X R. fortunei ssp discolor

Hybridized By: Swarthmore College, 1953

R. 'Summer Lightning'

Rhododendron Hybrid

R. 'Polar Bear Group' X R. 'Albatross Group'

Hybridized By: Robinson, M.L.A.. Forest Row, East Sussex, England, 1984

R. 'Summer Peach'

Rhododendron Hybrid

R. 'Whitney's Late Peach' X R. 'Phyllis Korn'

Hybridized By: Barlup, Jim. Bellevue, USA, 1988

R. 'Summer Snow'

Rhododendron Hybrid

R. maximum X R. 'ungernii x auriculatum'

Hybridized By: Leach, Dr. David G.. North Madison, Ohio, USA, 1969

R. 'Summer Snowball'

Azalea Hybrid

? X ?

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

R. 'Summer Snowflakes'

Azalea Hybrid

? X ?

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

R. 'Summer Solace'

Rhododendron Hybrid

R. 'Summer Snow' X R. catawbiense 'Catalgla'

Hybridized By: Leach, Dr. David G.. North Madison, Ohio, USA, 1968

R. 'Summer Song'

Rhododendron Hybrid

R. 'smirnowii x griersonianum X catabiense x fortunei ssp discolor x Corona X griersonianum' X R. 'maximum x Goldsworth Orange X America x Gertrud Schäle Group'

Hybridized By: Leach, Dr. David G.. North Madison, Ohio, USA, 1968

R. 'Summer Sorbet'

Azalea Hybrid

? X ?

Hybridized By: Pratt, M.C.

R. 'Summer Splendor'

Rhododendron Hybrid

R. 'Summer Snow' X R. 'Party Pink'

Hybridized By: Leach, Dr. David G.. North Madison, Ohio, USA, 1968

R. 'Summer Straw'

Rhododendron Hybrid

R. 'Nancy Evans' X R. 'Whitney's Late Yellow #1'

Hybridized By: Barlup, Jim. Bellevue, USA, 1981

R. 'Summer Summit'

Rhododendron Hybrid

R. maximum X R. 'auriculatum x fortunei discolor'

Hybridized By: Leach, Dr. David G.. North Madison, Ohio, USA, 1958

R. 'Summer Sunrise'

Rhododendron Hybrid

R. 'Orange Prelude' X R. 'Berg's Yellow x proteoides'

Hybridized By: Barlup, Jim. Bellevue, USA, 2004

R. 'Summer Sunshine'

Azalea Hybrid

? X ?

Hybridized By: Pratt, M.C.

R. 'Summer Wind'

Rhododendron Hybrid

R. 'Golden Gala' X R. 'Summer Peach'

Hybridized By: Barlup, Jim. Bellevue, USA, 1996

R. 'Sun Blossom'

Rhododendron Hybrid

R. 'Terra' X R. 'Trina'

Hybridized By: Barlup, Jim. Bellevue, USA, 2005

R. 'Sun Blush'

Rhododendron Hybrid

R. 'Scintillation' X R. 'Recital'

Hybridized By: Barlup, Jim. Bellevue, USA, 1996

R. 'Sun Chariot'

Azalea Hybrid

? X ?

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

R. 'Sun Devil'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Sun Dust'

Rhododendron Hybrid

R. 'Nancy Evans' X R. 'Janet Blair'

Hybridized By: Anderson A.T. & S.A, 1997

R. 'Sun Fire'

Rhododendron Hybrid

R. 'Rotgold x Amaretto' X R. dichroanthum ssp dichroanthum

Hybridized By: Huisman, T. Nijensleek, Netherlands, 1993

R. 'Sun Frolic'

Azalea Hybrid

? X ?

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

R. 'Sun High'

Rhododendron Hybrid

R. 'Mindy's Love' X R. 'Janet Blair'

Hybridized By: Barlup, Jim. Bellevue, USA, 1996

R. 'Sun Music'

Rhododendron Hybrid

R. 'Sun Quest' X R. 'Peach Recital'

Hybridized By: Barlup, Jim. Bellevue, USA, 2004

R. 'Sun Quest'

Rhododendron Hybrid

R. 'Invitation' X R. 'Janet Blair'

Hybridized By: Barlup, Jim. Bellevue, USA, 1997

R. 'Sun Shower'

Rhododendron Hybrid

R. 'Hotei' X R. 'Satin Gold'

Hybridized By: Barlup, Jim. Bellevue, USA, 1984

R. 'Sun Silk'

Rhododendron Hybrid

R. 'Command Performance' X R. 'Goldprinz'

Hybridized By: Barlup, Jim. Bellevue, USA, 2002

R. 'Sun Song'

Rhododendron Hybrid

R. 'Invitation' X R. 'Cupcake'

Hybridized By: Barlup, Jim. Bellevue, USA, 1999

R. 'Sun Spirit'

Rhododendron Hybrid

R. 'Recital' X R. 'Goldprinz'

Hybridized By: Barlup, Jim. Bellevue, USA, 2002

R. 'Sun Star'

Azalea Hybrid

? X ?

Hybridized By: Japan | no hybridiser registration

R. 'Sun Stream'

Rhododendron Hybrid

R. 'Nancy Evans' X R. 'Lem's Tangerine'

Hybridized By: Barlup, Jim. Bellevue, USA, 2000

R. 'Sun Valley'

Azalea Hybrid

? X ?

Hybridized By: Bristow, O.R.

R. 'Suna P7'

Azalea Hybrid

? X ?

Hybridized By: Unknown

R. 'Sunbeam'

Azalea Hybrid

R. 'Altaclarense' X ?

Hybridized By: Koster M. & Sons | Boskoop | Netherlands, 1895

R. 'Sunbeam'

Azalea Hybrid

R. 'Crest' X R. 'Champagne'

Hybridized By: Slocock, Walter C. | Goldsworth Nursery, Woking | UK, 1949