Rhododendron Index

R. 'Souvenir de Doctor S. Endtz'

Rhododendron Hybrid

R. 'Pink Pearl' x R. 'John Walter'

Hybridized By: Endtz, L.J. & Co

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R. 'Souvenir de Dominique Vervaene'

Rhododendron Hybrid

? x ?

Hybridized By: Firma C. Esveld

R. 'Souvenir de Gordon'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Van Houtte, L. B. (Louis Benoit)

R. 'Souvenir de J. Verschaffelt'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Van Houtte, L. B. (Louis Benoit)

R. 'Souvenir de J.H. Mangles'

Vireya Hybrid

R. 'Crown Princess of Germany' x R. javanicum ssp javanicum

R. 'Souvenir de Paul Kort'

Rhododendron Hybrid

? x ?

Hybridized By: Belder de, R.

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R. 'Souvenir de T.J. Seidel'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Van Houtte, L. B. (Louis Benoit)

R. 'Souvenir du Duc d'Albany'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Van Houtte, L. B. (Louis Benoit)

R. 'Souvenir du Président Carnot'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Moser & Son

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R. 'Souvenir Kathleen van der Linden'

Evergreen Azalea Hybrid

? x ?

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R. 'Souvenir of Anthony Waterer'

Rhododendron Hybrid

? x ?

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R. 'Souvenir of Anthony Waterer x Direktor E. Hjelm'

Rhododendron Hybrid

R. 'Souvenir of Anthony Waterer' x R. 'Direktor E Hjelm'

R. 'Souvenir of W C Slocock'

Rhododendron Hybrid

R. campylocarpum ssp campylocarpum x ?

Hybridized By: Slocock, Walter C.

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R. 'Spanish Dancer'

Vireya Hybrid

R. leucogigas x R. aurigeranum ssp aurigeranum

R. 'Spanish Galleon'

Rhododendron Hybrid

R. 'Belle' x R. 'Margaret Dunn Group'

Hybridized By: Sunningdale Nursery

R. 'Spanish Glory'

Rhododendron Hybrid

? x ?

Hybridized By: Sumner, M.H. & Mrs. F

R. 'Spanish Gold'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Slocock, Walter C.

R. 'Spanish Lady'

Rhododendron Hybrid

R. 'Evening Glow' x R. 'Lamplighter'

Hybridized By: Stockman, M.

R. 'Spanish Main'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Aromi, E.J

R. spanotrichum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Irrorata

R. 'Sparkle'

Evergreen Azalea Hybrid

? x ?

R. 'Sparkler'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Weston Nurseries

R. 'Sparkling Burgundy'

Rhododendron Hybrid

R. Purple Splendour x R. macrophyllum

R. 'Sparkling Stars'

Rhododendron Hybrid

R. 'Yaku Sunrise x Hansel' x R. 'Lem's Cameo'

Hybridized By: Fujioka, Frank

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R. sparsifolium

Species

Subgenus: Tsutsusi
Section: Tsutsusi

R. spathulatum

Species

Subgenus: Rhododendron
Section: Discovireya

R. 'Spätlese'

Rhododendron Hybrid

R. fortunei ssp discolor x ?

Hybridized By: Böhlje G. D.

R. 'speciosum x canescens'

Deciduous Azalea Hybrid

R. flammeum x R. canescens

Hybridized By: Aromi, E.J

R. 'Speckled Honey'

Rhododendron Hybrid

R. 'Janet Blair' x R. 'Apritan x Seattle Gold'

Hybridized By: MacMullan, D. (Dennis)

R. 'Spectacular'

Rhododendron Hybrid

? x ?

Hybridized By: Cowles, J.C.

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R. 'Spellbinder'

Rhododendron Hybrid

R. 'Russell Harmon' x R. 'calophytum x sutchuense'

Hybridized By: Leach, Dr. David G.

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R. sperabile var sperabile

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Neriiflora

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R. sperabile var weihsiense

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Neriiflora

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R. sperabiloides

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Neriiflora

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R. sphaeroblastum var sphaeroblastum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Taliensia

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R. sphaeroblastum var wumengense

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Taliensia

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R. 'Spicil'

Rhododendron Hybrid

R. scabrifolium var spiciferum x R. 'Cilpinense'

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R. 'Spicy Lights'

Deciduous Azalea Hybrid

R. prinophyllum x ?

Hybridized By: Pellet, H.

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R. 'Spider Dane'

Rhododendron Hybrid

R. degronianum ssp yakushimanum x R. longesquamatum

Hybridized By: Birck, Jens

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R. 'Spiegelei'

Rhododendron Hybrid

? x ?

Hybridized By: Wieting, J.

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R. 'Spiegelei'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Meltzer, H.L.

R. 'Spiked Punch'

Rhododendron Hybrid

R. 'Holden' x R. 'Shaazam'

Hybridized By: Whitman, M.J.

R. spilotum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Glischra

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R. 'Spinout'

Rhododendron Hybrid

? x ?

Hybridized By: Delp Weldon E.

R. 'Spinoza'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Endtz, L.J. & Co

R. spinuliferum

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Scabrifolia

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R. spinuliferum 'Blackwater'

Rhododendron Species Selection

R. spinuliferum 'Jack Hext'

Rhododendron Species Selection

Selected By: Holman, N.T.

R. 'Spinulosum'

Rhododendron Hybrid

R. spinuliferum x R. racemosum

Hybridized By: Kew

R. 'Spinulosum Group'

Rhododendron Cultivar group

R. spinuliferum x R. racemosum

Hybridized By: Kew