Rhododendron Index

R. 'Shirley Peste'

Rhododendron Hybrid

? x ?

Hybridized By: Peste, F.

R. 'Shirley Rose Lent'

Rhododendron Hybrid

? x ?

Hybridized By: Nelson, B.

R. 'Shirley Scott'

Rhododendron Hybrid

? x ?

Hybridized By: Boulter, V.J.

R. 'Shirley-Jean'

Rhododendron Hybrid

? x ?

Hybridized By: Larson, H.L.

R. 'Shiryu-no-homare'

Evergreen Azalea Hybrid

? x ?

R. 'Shishu'

Evergreen Azalea Hybrid

? x ?

R. shiwandashnense

Species

Subgenus: Azaleastrum
Section: Choniastrum

R. 'Shogun'

Rhododendron Hybrid

R. degronianum ssp yakushimanum x R. 'Coronation Day'

Hybridized By: Korth, A.C.

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R. 'Shokko-nishiki'

Evergreen Azalea Hybrid

? x ?

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R. 'Shooting Star'

Rhododendron Hybrid

? x ?

Hybridized By: Greer, Harold E.

R. 'Shoreham'

Rhododendron Hybrid

R. 'Janet Blair' x R. 'King of Shrubs'

Hybridized By: Brack, W. (Werner)

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R. 'Short Circuit'

Rhododendron Hybrid

? x ?

Hybridized By: Delp Weldon E.

R. 'Shorty'

Rhododendron Hybrid

R. 'Delp's Small Fry' x R. 'Hi Tech'

Hybridized By: Delp Weldon E.

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R. 'Shoshi-no-hana'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Japan

R. 'Shoshobeni'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Japan

R. 'Shot Silk Group'

Rhododendron Cultivar group

? x ?

Hybridized By: Ramsden, Sir John

R. 'Show Boat'

Rhododendron Hybrid

R. degronianum ssp yakushimanum 'Exbury Yakushimanum' x R. 'Tumalo'

Hybridized By: Phetteplace, Dr. Carl H

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R. 'Show Glory'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Berna Park Nurseries

R. 'Show Time'

Rhododendron Hybrid

? x ?

Hybridized By: Clarke, George.W.

R. 'Show Time'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Guttormsen, W.L.

R. 'Show-off'

Rhododendron Hybrid

? x ?

Hybridized By: Wright, A.O.

R. 'Showa-no-homare'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Japan

R. 'Showa-no-kagayaki'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Japan

R. 'Showdown'

Rhododendron Hybrid

R. minus Carolinianum Group 'Epoch' x R. 'Hi Tech'

Hybridized By: Delp Weldon E.

R. 'Showgirl'

Rhododendron Hybrid

? x ?

Hybridized By: Hachmann, Hans

R. 'Shozui'

Evergreen Azalea Hybrid

? x ?

R. 'Shrimp'

Rhododendron Hybrid

? x ?

Hybridized By: Gable, J.B.

R. 'Shrimp Girl'

Rhododendron Hybrid

R. degronianum ssp yakushimanum x R. 'Fabia Tangerine'

Hybridized By: Waterer (Bagshot)

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R. 'Shrimpfield'

Rhododendron Hybrid

R. 'Shrimp Girl' x R. 'Winkfield'

Hybridized By: McQuire, J.F.

R. 'Shugetsu'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Japan

R. 'Shuho-no-hikari'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Japan

R. 'Shuko-no-tsuki'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Japan

R. 'Shukubai'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Japan

R. 'Shukufuku'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Japan

R. 'Shum-pow'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Japan

R. 'Shun-rei'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Japan

R. 'Shungaku'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Japan

R. 'Shungetsu'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Japan

R. shweliense

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Glauca

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R. 'Shy Girl'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Elmer, G. & T.

R. 'Shyozui'

Evergreen Azalea Hybrid

? x ?

R. 'Si Si'

Rhododendron Hybrid

R. degronianum ssp yakushimanum x R. 'Gold Mohur'

Hybridized By: Delp Weldon E.

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R. 'Si Si x Serendipity'

Rhododendron Hybrid

R. 'Si Si' x R. 'Serendipity'

R. 'Siam'

Rhododendron Hybrid

R. catawbiense x R. degronianum ssp yakushimanum

Hybridized By: Leach, Dr. David G.

R. sichotense

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Rhodorastra

R. 'Sid's Royal Pink'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Gable, J.B.

R. 'Sidekick'

Rhododendron Hybrid

R. minus Carolinianum Group 'Achiever' x R. 'PJM Group'

Hybridized By: Delp Weldon E.

R. sidereum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Grandia

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R. sidereum 'Glen Rosa'

Rhododendron Species Selection

Selected By: National Trust for Scotland

R. siderophyllum

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Triflora

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