Index

R. 'Sir Isaac Brock'

Rhododendron Hybrid

? X ?

Hybridized By: Behring, R.. St. Catharines, Ontario, Canada

R. 'Sir John Waterer'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Sir Robert Menzies'

Rhododendron Hybrid

? X ?

Hybridized By: Van de Ven K.. Olinda, Victoria, Australia

R. 'Sir Robert Peel'

Rhododendron Hybrid

? X ?

Hybridized By: Waterer (Bagshot). Surrey, England, 1865

R. 'Sir T. Spencer Wells'

Azalea Hybrid

? X ?

Hybridized By: Van Houtte, L. B. (Louis Benoit) | Gentbrugge | Belgium, 1884

R. 'Sir Thomas Acland'

Rhododendron Hybrid

? X ?

Hybridized By: Veitch & Son, J.. Royal Exotic Nurseries, Chelsea, London, England, 1863

R. 'Sir Thomas Sebright'

Rhododendron Hybrid

? X ?

Hybridized By: Waterer, H. (Knaphill). Woking, Surrey (Knaphill), UK, 1865

R. 'Sirius'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Sirunki Lake'

Vireya Hybrid

? X ?

Hybridized By: Unknown

R. 'Sister Betty'

Rhododendron Hybrid

R. 'Calstocker Group' X R. 'Gill's Crimson'

Hybridized By: Weeks, C.. Westgate Garden Nursery, Eureka, California, USA, 1995

R. 'Sister Jo'

Azalea Hybrid

? X ?

Hybridized By: Manten, H., 1996

R. 'Siuslaw Pioneer'

Rhododendron Hybrid

? X R. macabeanum

Hybridized By: McCormack, A., 1960

R. 'Skeeter Hill'

Rhododendron Hybrid

R. 'brachycarpum x Crest' X R. 'Stokes Bronze Wings'

Hybridized By: Delp Weldon E.. Harrisville, Pensylvania, USA, 1978

R. 'Skerryvore Monarch'

Rhododendron Hybrid

? X ?

Hybridized By: Dexter, C.O.. Sandwich, MA, USA, 1943

R. 'Skipper'

Rhododendron Hybrid

R. 'Fawn' X R. 'Indian Penny'

Hybridized By: James Delbert W.. Eugene, Oregon, USA, 1962

R. 'Skipper Hal'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Sklerijenn'

Rhododendron Hybrid

R. 'Double Date' X R. 'Karen Triplett'

Hybridized By: Le Duigou, L., 2000

R. 'Skookum'

Rhododendron Hybrid

R. 'yakushimanum x Mars' X R. 'America'

Hybridized By: Larson, H.L.. Tacoma, Washington, USA, 1965

R. 'Sky Dancer'

Rhododendron Hybrid

R. 'Capistrano' X R. 'Nelda Peach'

Hybridized By: Barlup, Jim. Bellevue, USA, 2014

R. 'Sky Duke'

Rhododendron Hybrid

? X R. macabeanum

Hybridized By: Furman, F.. Bridgewater, NJ, USA, 1978

R. 'Sky Hill Pose'

Azalea Hybrid

R. 'Edna Bee' X R. 'Hahn's Red'

Hybridized By: Furman, F. | Bridgewater, NJ | USA, 1975

R. 'Sky Wings'

Rhododendron Hybrid

R. 'Mrs T H Lowinsky' X R. 'Stokes Bronze Wings'

Hybridized By: Smith, A.W.. Niagara Falls, Ontario, Canada, 1989

R. 'Skyglow'

Rhododendron Hybrid

? X ?

Hybridized By: Veitch & Sons, R.. Exeter, Devon, England, 1925

R. 'Skylar Rose Nelson'

Rhododendron Hybrid

? X ?

Hybridized By: Kesterson, G.H.

R. 'Slam Dunk'

Rhododendron Hybrid

? X ?

Hybridized By: Mehlquist, G.A.L. Storrs, Connecticut, USA, 1965

R. 'Sleepy'

Rhododendron Hybrid

R. degronianum ssp yakushimanum X

Hybridized By: Waterer (Bagshot). Surrey, England, 1970

R. 'Sleigh Bells'

Azalea Hybrid

? X ?

Hybridized By: Guttormsen, W.L. | Greenwood Gardens, Canby, Oregon | USA

R. 'Sligo'

Azalea Hybrid

? X ?

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

R. 'Slippery Rock'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Sloppy Joe'

Rhododendron Hybrid

R. 'Whitney’s Orange' X R. 'Idealist Group'

Hybridized By: Unknown

R. 'Slow Waltz'

Rhododendron Hybrid

R. 'Vicki Reine' X R. 'Van Nes Sensation'

Hybridized By: Stockman, M.. Port Angeles, Washington, USA, 1997

R. 'Small Gem'

Rhododendron Hybrid

R. pemakoense X R. leucaspis

Hybridized By: Unknown

R. 'Small Wonder'

Rhododendron Hybrid

R. 'Fanfare' X R. 'Prometheus x forrestii Repens Group'

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

R. 'Smashing'

Rhododendron Hybrid

R. 'Weldy x Serendipity' X R. 'Dead Ringer'

Hybridized By: Delp Weldon E.. Harrisville, Pensylvania, USA, 1992

R. 'Smiley's Pinkadilly'

Rhododendron Hybrid

R. oreodoxa var fargesii X R. 'Riplet Group'

Hybridized By: Lem Halfdan. Seattle, Washington, USA, 1965

R. 'Smirboy'

Rhododendron Hybrid

R. 'China Boy' X R. smirnowii

Hybridized By: Hachmann, Hans. Barmstedt in Holstein, Germany, 1964

R. smirnowii

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Pontica

R. smirnowii 'Dace'

Rhododendron Species Selection

Selected By: Kondratovičs, Rihard , Riga , Latvia, 1963

Subgenus: Hymenanthes
Section: Pontica
Subsection: Pontica

R. smirnowii 'Glasnost'

Rhododendron Species Selection

Selected By: Unknown

Subgenus: Hymenanthes
Section: Pontica
Subsection: Pontica

R. smirnowii 'Hank Schannen'

Rhododendron Species Selection

Selected By: Unknown

Subgenus: Hymenanthes
Section: Pontica
Subsection: Pontica

R. smirnowii 'Vodka'

Rhododendron Species Selection

Selected By: Rothschild, Edmund Leopold de , Southampton , UK, 1991

Subgenus: Hymenanthes
Section: Pontica
Subsection: Pontica

R. 'smirnowii x America'

Rhododendron Hybrid

R. smirnowii X R. 'America'

Hybridized By: No hybridiser registered

R. 'smirnowii x bureavii'

Rhododendron Hybrid

R. smirnowii X R. bureavii

Hybridized By: No hybridiser registered

R. 'smirnowii x catawbiense'

Rhododendron Hybrid

R. smirnowii X R. catawbiense

Hybridized By: No hybridiser registered

R. 'smirnowii x fortunei'

Rhododendron Hybrid

R. smirnowii X R. fortunei ssp fortunei

Hybridized By: No hybridiser registered

R. 'smirnowii x griersonianum'

Rhododendron Hybrid

R. smirnowii X R. griersonianum

Hybridized By: No hybridiser registered

R. 'smirnowii x griersonianum X catabiense x fortunei ssp discolor x Corona'

Rhododendron Hybrid

R. 'smirnowii x griersonianum' X R. 'catawbiense X fortunei ssp discolor x Corona'

Hybridized By: No hybridiser registered

R. 'smirnowii x griersonianum X catabiense x fortunei ssp discolor x Corona X griersonianum'

Rhododendron Hybrid

R. 'smirnowii x griersonianum X catabiense x fortunei ssp discolor x Corona' X R. griersonianum

Hybridized By: No hybridiser registered

R. 'smirnowii x Lady Bessborough Group'

Rhododendron Hybrid

R. smirnowii X R. 'Lady Bessborough Group'

Hybridized By: No hybridiser registered

R. 'smirnowii x Lady Bessborough Group X Hello Dolly'

Rhododendron Hybrid

R. 'smirnowii x Lady Bessborough Group' X R. 'Hello Dolly'

Hybridized By: Unknown

R. 'smirnowii x rex'

Rhododendron Hybrid

R. smirnowii X R. rex ssp rex

Hybridized By: Flavell, Richard. New Haven, USA