Index

R. 'Secret Wish'

Azalea Hybrid

? X ?

Hybridized By: Roslyn Nursery, 1995

R. 'Sedona'

Rhododendron Hybrid

R. 'Brinny' X R. 'Whitney's Late Frilled Yellow'

Hybridized By: Barlup, Jim. Bellevue, USA, 1978

R. 'Seemly'

Rhododendron Hybrid

R. griersonianum X R. fortunei ssp discolor

Hybridized By: Horlick, Sir James. Isle of Gigha, Scotland, 1930

R. 'Seestadt Bremerhaven'

Rhododendron Hybrid

R. 'Graf Zeppelin' X R. insigne

Hybridized By: Nosbüsch, H., 1958

R. 'Sefton'

Rhododendron Hybrid

R. catawbiense X ?

Hybridized By: Waterer, H. (Knaphill). Woking, Surrey (Knaphill), UK, 1881

R. 'Sefton x Purple Splendour'

Rhododendron Hybrid

R. 'Sefton' X R. 'Purple Splendour'

Hybridized By: No hybridiser registered

R. seguini

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Triflora

R. 'Seidai'

Azalea Hybrid

? X ?

Hybridized By: Japan | no hybridiser registration, 1955

R. 'Seidenglanz'

Rhododendron Hybrid

R. 'Scintillation x Furnivall's Daughter' X R. degronianum ssp yakushimanum 'Edelweiss'

Hybridized By: Hachmann, Hans. Barmstedt in Holstein, Germany, 1986

R. seimundii

Species

Subgenus: Rhododendron
Section: Discovireya

R. seinghkuense

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Edgeworthia

R. 'Seingkhu'

Rhododendron Hybrid

? X ?

Hybridized By: Stevenson, J.B.. Ascot, Berkshire, England, 1935

R. 'Seiraku'

Azalea Hybrid

? X ?

Hybridized By: Japan | no hybridiser registration, 1958

R. 'Seiun'

Azalea Hybrid

? X ?

Hybridized By: Unknown

R. 'Seizan'

Azalea Hybrid

? X ?

Hybridized By: Ito, Ihei | Register from 1692 | Japan, 1692

R. 'Sekai-no-hikari'

Azalea Hybrid

? X ?

Hybridized By: Unknown

R. 'Sekidera'

Azalea Hybrid

X ?

Hybridized By: Ito, Ihei | Register from 1692 | Japan, 1692

R. 'Seleger Glocke'

Rhododendron Hybrid

? X ?

Hybridized By: Seleger, R.. Adliswil, Switzerland

R. 'Selektion Monika'

Rhododendron Hybrid

? X ?

Hybridized By: Bruns, W.

R. selense ssp axium

Species

R. selense ssp dasycladum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Selensia

R. selense ssp jucundum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Selensia

R. selense ssp selense

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Selensia

R. selense ssp setiferum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Selensia

R. 'Selig'

Rhododendron Hybrid

R. maddenii ssp maddenii X R. cinnabarinum ssp cinnabarinum

Hybridized By: Loder, Sir Edmund. Horsham, Sussex, England, 1920

R. semibarbatum

Species

Subgenus: Mumeazalea

R. semnoides

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Falconera

R. 'Semper Fidelis'

Vireya Hybrid

X R. konori var konori

Hybridized By: Unknown

R. 'Senator Henry Jackson'

Rhododendron Hybrid

R. degronianum ssp yakushimanum 'Siouxon' X R. 'Mrs Horace Fogg'

Hybridized By: Larson, H.L.. Tacoma, Washington, USA, 1985

R. 'Senegal'

Rhododendron Hybrid

R. keiskei X R. minus Carolinianum Group

Hybridized By: Leach, Dr. David G.. North Madison, Ohio, USA, 1974

R. seniavinii

Species

Subgenus: Tsutsusi
Section: Tsutsusi

R. 'Senior Prom'

Azalea Hybrid

? X ?

Hybridized By: Schild, J.E. | Hixson, Tennessee | USA, 1986

R. 'Sennocke'

Rhododendron Hybrid

? X ?

Hybridized By: UK, No hybridizer registered, 1988

R. 'Senorita'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Senorita Chere'

Rhododendron Hybrid

R. degronianum ssp yakushimanum X R. 'Mars'

Hybridized By: Greer, Harold E.. Eugene, Oregon, USA, 1988

R. 'Sentinel'

Azalea Hybrid

R. 'Fielder's White' X R. kaempferi

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

R. 'Sentinel Group'

Rhododendron Cultivar group

R. 'Barclayi Group' X R. 'Eupheno Group'

Hybridized By: Aberconway, Lord. Bodnant, Tal-y-Cafn, Wales, 1937

R. 'Seora'

Azalea Hybrid

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

Hybridized By: Dosser, D.J. | Lower Wilmot, Tasmania | Australia, 1980

R. 'September Bells'

Azalea Hybrid

? X ?

Hybridized By: Taylor, G.

R. 'September Charm'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'September Song'

Rhododendron Hybrid

R. 'Dido Group' X R. 'Fawn'

Hybridized By: Phetteplace, Dr. Carl H. Leaburg, Oregon, USA, 1988

R. 'September Song'

Azalea Hybrid

? X ?

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

R. 'September Surprise'

Azalea Hybrid

R. arborescens X R. prunifolium

Hybridized By: Cavender, R.W. | Red's Rhodies, Sherwood, Oregon | USA, 1978

R. 'September-Flair'

Rhododendron Hybrid

R. 'Hachmann's Marina' X R. 'dichroanthum ssp scyphocalyx x griersonianum'

Hybridized By: Hachmann, Hans. Barmstedt in Holstein, Germany, 1985

R. 'Sequim Sunset'

Rhododendron Hybrid

R. 'Redwax' X R. 'Spanish Lady'

Hybridized By: Stockman, M.. Port Angeles, Washington, USA, 1980

R. 'Seraglio'

Rhododendron Hybrid

R. 'Evening Glow' X R. 'Fred Winter x Fashion Plate'

Hybridized By: MacMullan, D. (Dennis). Hamburg, Pennsylvania, USA, 2005

R. seranicum

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. 'Seraphine'

Rhododendron Hybrid

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

Hybridized By: Heinje, D.. Jeddeloh, Germany, 1964

R. 'Serena'

Rhododendron Hybrid

R. 'Jalisco Group' X R. 'Vanessa Group'

Hybridized By: Hanger, F.E.W.. RHS Garden, Wisley, Surrey, England, 1956

R. 'Serenata'

Rhododendron Hybrid

R. 'Russell Harmon' X ?

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

R. 'Serendipity'

Rhododendron Hybrid

R. degronianum ssp yakushimanum X R. aureum

Hybridized By: Potter, B.C., 1971