Index

R. 'Sausalito'

Rhododendron Hybrid

R. calophytum var calophytum X R. 'Loderi Venus'

Hybridized By: Henny, John. Brooks, Oregon, USA, 1950

R. 'Savanna'

Rhododendron Hybrid

? X ?

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

R. 'Saver'

Rhododendron Hybrid

R. 'Sefton x Purple Splendour' X R. 'Puddington'

Hybridized By: Delp Weldon E.. Harrisville, Pensylvania, USA, 1974

R. 'Saveta'

Rhododendron Hybrid

? X ?

Hybridized By: Hooper, J.D., 1992

R. 'Saxa Group'

Rhododendron Cultivar group

? X ?

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

R. saxatile

Species

Subgenus: Tsutsusi
Section: Tsutsusi

R. saxicolum

Species

Subgenus: Tsutsusi
Section: Tsutsusi

R. saxifragoides

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. 'Saxon Blush'

Vireya Hybrid

R. 'Hot Tropic' X R. saxifragoides

Hybridized By: Blumhardt, O. S.. Koromiko Nurseries, Whangarei, New Zealand, 1997

R. 'Saxon Bonnie Belle'

Vireya Hybrid

X R. saxifragoides

Hybridized By: Unknown

R. 'Saxon Glow'

Vireya Hybrid

R. 'Hot Tropic' X R. saxifragoides

Hybridized By: Blumhardt, O. S.. Koromiko Nurseries, Whangarei, New Zealand, 1997

R. 'Saxonia'

Rhododendron Hybrid

? X ?

Hybridized By: Liebig, L.L.. Dresden, Germany

R. 'Saybrook Glory'

Azalea Hybrid

R. 'Roberta Ann' X R. 'Fedora'

Hybridized By: Girard, P.E. | Geneva, Ohio | USA, 1972

R. 'Saybrook Glory x Dorothy Clark'

Azalea Hybrid

R. 'Saybrook Glory' X R. 'Dorothy Clark'

Hybridized By: No hybridiser registered

R. sayeri

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. 'Sayonara'

Azalea Hybrid

? X ?

Hybridized By: Unknown

R. scabridibracteum

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. scabrifolium var pauciflorum

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Scabrifolia

R. scabrifolium var scabrifolium

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Scabrifolia

R. scabrifolium var spiciferum

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Scabrifolia

R. scabrum ssp amanoi

Species

Subgenus: Tsutsusi
Section: Tsutsusi

R. scabrum ssp scabrum

Species

Subgenus: Tsutsusi
Section: Tsutsusi

R. 'Scampy'

Rhododendron Hybrid

? X ?

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

R. 'Scandinavia'

Rhododendron Hybrid

R. 'Betty Wormald' X R. 'Hugh Koster'

Hybridized By: Koster & Sons, 1950

R. 'Scandinavia x La Bar's White'

Rhododendron Hybrid

R. 'Scandinavia' X R. catawbiense 'La Bar's White'

Hybridized By: No hybridiser registered

R. 'Scarborough Fair'

Rhododendron Hybrid

? X ?

Hybridized By: Gustafson, R.H.. West Windsor, New Jersey, USA

R. scarlatinum

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. 'Scarlatti'

Azalea Hybrid

? X ?

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

R. 'Scarlet Beauty'

Vireya Hybrid

R. laetum X R. 'Triumphans'

Hybridized By: Stanton, D.B.. Wollongong, New South Wales, Australia, 1978

R. 'Scarlet Blast'

Rhododendron Hybrid

R. 'Mars' X R. 'Mars x catawbiense'

Hybridized By: Leach, Dr. David G.. North Madison, Ohio, USA, 1972

R. 'Scarlet Crown'

Vireya Hybrid

R. 'Duchess of Edinburgh' X R. javanicum ssp javanicum

Hybridized By: Veitch & Son, J.. Royal Exotic Nurseries, Chelsea, London, England, 1883

R. 'Scarlet Frost'

Azalea Hybrid

R. 'Purple Splendor' X R. 'Vuyk's Scarlet'

Hybridized By: Schroeder, H.R., 1978

R. 'Scarlet Gem'

Rhododendron Hybrid

? X ?

Hybridized By: Veitch & Son, J.. Royal Exotic Nurseries, Chelsea, London, England, 1867

R. 'Scarlet Gem'

Azalea Hybrid

? X ?

Hybridized By: Huntingdale Nursery, 1977

R. 'Scarlet Glory'

Azalea Hybrid

R. 'Aladdin' X ?

Hybridized By: Girard Nurseries, 1963

R. 'Scarlet Glow'

Rhododendron Hybrid

? X ?

Hybridized By: Shammarello, A.M. Euclid, Ohio, USA, 1962

R. 'Scarlet Halo'

Vireya Hybrid

R. aurigeranum ssp aurigeranum X

Hybridized By: Unknown

R. 'Scarlet King Group'

Rhododendron Cultivar group

R. 'Ilam Alarm' X R. griersonianum

Hybridized By: Stead, E.F., 1947

R. 'Scarlet Lady'

Rhododendron Hybrid

? X ?

Hybridized By: Stirling-Maxwell, Sir John

R. 'Scarlet Nymph'

Rhododendron Hybrid

R. neriiflorum ssp neriiflorum X R. strigillosum

Hybridized By: Larson, H.L.. Tacoma, Washington, USA, 1964

R. 'Scarlet Picotee'

Azalea Hybrid

? X ?

Hybridized By: USA, 2000

R. 'Scarlet Pimpernel'

Azalea Hybrid

? X ?

Hybridized By: Unknown

R. 'Scarlet Princess'

Azalea Hybrid

? X ?

Hybridized By: Vines,R.C. | Amelia Island, Florida | USA

R. 'Scarlet Romance'

Rhododendron Hybrid

R. 'Vulcan' X R. 'Chocolat Soldier'

Hybridized By: Mehlquist, G.A.L. Storrs, Connecticut, USA, 1961

R. 'Scarlet Sorcerer'

Rhododendron Hybrid

? X ?

Hybridized By: Mezitt, E.V.. Weston Nurseries, Hopkinton, Massachusetts, USA

R. 'Scarlet Supreme'

Azalea Hybrid

? X ?

Hybridized By: No hybridiser registered, 1985

R. 'Scarlet Surprise'

Rhododendron Hybrid

? X ?

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

R. 'Scarlet Tanager'

Rhododendron Hybrid

? X ?

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

R. 'Scarlet Truss'

Rhododendron Hybrid

? X ?

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

R. 'Scarlet Wonder'

Rhododendron Hybrid

R. 'Essex Scarlet' X R. forrestii Repens Group

Hybridized By: Hobbie, Dietrich G.. Westerstede/Linswege, Germany, 1960

R. 'Scarlett O'Hara Group'

Rhododendron Hybrid

? X ?

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