Index

R. longiflorum var longipetalum

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. longiflorum var subcordatum

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. longilobum

Species

Subgenus: Azaleastrum
Section: Choniastrum

R. longiperulatum

Species

Subgenus: Tsutsusi
Section: Tsutsusi

R. longipes var chienianum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Argyrophylla

R. longipes var longipes

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Argyrophylla

R. longistylum

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Tephroplepa

R. 'Longworth'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. loniceriflorum

Species

Subgenus: Tsutsusi
Section: Tsutsusi

R. 'Lonnie Smit'

Azalea Hybrid

R. molle ssp molle X R. molle ssp japonicum

Hybridized By: van Noordt, P. & Sons, 1905

R. 'Looking Glass'

Rhododendron Hybrid

R. degronianum ssp yakushimanum X R. 'China'

Hybridized By: Gordner, D.. Puyallop, Washington, USA, 1985

R. 'Loon's Call'

Rhododendron Hybrid

R. 'Mindy's Love' X R. 'Satin Gold'

Hybridized By: Barlup, Jim. Bellevue, USA, 1988

R. loranthiflorum ssp lakekamuensis

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. loranthiflorum ssp loranthiflorum

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. 'Lord Milner'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Lord Roberts'

Rhododendron Hybrid

R. catawbiense X ?

Hybridized By: Mason, 1900

R. 'Lord Wolseley'

Vireya Hybrid

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

Hybridized By: Unknown

R. 'Lorenzo Delleani'

Rhododendron Hybrid

? X ?

Hybridized By: Parco Burcina. Pollone, Biella, Italy

R. 'Lori'

Rhododendron Hybrid

R. 'Vulcan' X R. degronianum ssp yakushimanum

Hybridized By: Mehlquist, G.A.L. Storrs, Connecticut, USA, 1963

R. 'Lori Eichelser'

Rhododendron Hybrid

R. forrestii Repens Group X R. 'Bow Bells Group'

Hybridized By: Brandt, Lester E.. Tacoma, Washington, USA, 1951

R. 'Lorna'

Azalea Hybrid

R. 'Louise Gable' X R. 'Caroline Gable'

Hybridized By: Gable, J.B. | Stewartstown, Pennsylvania | USA, 1939

R. 'Lou Searle'

Vireya Hybrid

R. macgregoriae X R. dielsianum var dielsianum

Hybridized By: Unknown

R. 'Louis Aimé Van Houtte'

Azalea Hybrid

? X ?

Hybridized By: Unknown

R. 'Louis Blommaert'

Azalea Hybrid

? X ?

Hybridized By: Van Houtte, L. B. (Louis Benoit) | Gentbrugge | Belgium, 1875

R. 'Louis Bonaparte'

Azalea Hybrid

? X ?

Hybridized By: Waterer (Bagshot) | Surrey | England, 1851

R. 'Louis Hellebuyck'

Azalea Hybrid

? X ?

Hybridized By: Van Houtte, L. B. (Louis Benoit) | Gentbrugge | Belgium, 1873

R. 'Louis Hellebuyck'

Azalea Hybrid

? X ?

Hybridized By: van Geert, A., 1867

R. 'Louis Pasteur'

Rhododendron Hybrid

R. 'Mrs Tritton' X R. 'Viscount Powerscourt'

Hybridized By: Endtz, L.J. & Co. Boskoop, Netherlands, 1923

R. 'Louisa'

Azalea Hybrid

R. 'Chinyeyi' X R. 'W. Leith'

Hybridized By: Rokujo, T. | Tokyo | Japan, 1961

R. 'Louisa Wittrock'

Rhododendron Hybrid

R. 'Bob Bovee' X R. 'Lem's Cameo'

Hybridized By: Fujioka, Frank. Whidbey Island, USA, 1983

R. 'Louise'

Azalea Hybrid

? X ?

Hybridized By: Unknown

R. 'Louise Dowdle'

Azalea Hybrid

R. 'Vittatum x mucronatum' X R. 'Shinnyo-no-tsuki'

Hybridized By: Morrison, B.Y. | Pass Christian, Mississippi | USA, 1948

R. 'Louise Gable'

Azalea Hybrid

R. indicum X R. 'kaempferi x yedoense var poukhanense'

Hybridized By: Gable, J.B. | Stewartstown, Pennsylvania | USA, 1930

R. 'Louise Gable x Gable C8G'

Azalea Hybrid

R. 'Louise Gable' X ?

Hybridized By: Unknown

R. 'Louise Gable x Tama-giku'

Azalea Hybrid

R. 'Louise Gable' X R. 'Tama-giku'

Hybridized By: No hybridiser registered

R. 'Louise Gable x Ward's Ruby'

Azalea Hybrid

R. 'Louise Gable' X R. 'Ward's Ruby'

Hybridized By: No hybridiser registered

R. 'Love Poem'

Rhododendron Hybrid

R. 'Silk Ribbon' X R. degronianum ssp yakushimanum 'Exbury Yakushimanum'

Hybridized By: Barlup, Jim. Bellevue, USA, 1991

R. 'Love Song'

Rhododendron Hybrid

R. 'Catherine Collier' X R. nuttallii

Hybridized By: Gordon, R.C, 1998

R. 'Love Song'

Rhododendron Hybrid

R. 'Vulcan's Flame' X R. degronianum ssp yakushimanum

Hybridized By: Lancaster, Ben, F.. Lackamas Gardens, Camas, Washington, USA, 1960

R. 'Love Story'

Rhododendron Hybrid

? X ?

Hybridized By: Whitney, William E.. Brinnon, Washington, USA, 1965

R. 'Lovelock'

Rhododendron Hybrid

R. chrysodoron X ?

Hybridized By: Dunedin Rhododendron Group, 1970

R. 'Lovely Linda'

Azalea Hybrid

? X ?

Hybridized By: Klimavicz, J.F.

R. 'Lovely William'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Lover's Blush'

Rhododendron Hybrid

? X ?

Hybridized By: Sanders, George Merle. Roseburg, Oregon, USA

R. 'Lovey'

Vireya Hybrid

R. konori var konori X

Hybridized By: Unknown

R. lowii

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. lowndesii

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Lepidota

R. 'Loyd's Sweetie'

Rhododendron Hybrid

R. 'Anna' X R. 'Cotton Candy'

Hybridized By: Newcomb,L.L.. Snohomish, Washington, USA, 1970

R. 'LU Rolands'

Rhododendron Hybrid

R. catawbiense X R. 'Purple Splendour'

Hybridized By: Kondratovičs, Rihard. Riga, Latvia, 1974

R. 'Lucie Sorensen'

Vireya Hybrid

R. macgregoriae X R. bagobonum

Hybridized By: Rouse, J.L.. Toorak, Victoria, Australia

R. 'Lucifer's Blush'

Vireya Hybrid

R. laetum X ?

Hybridized By: Unknown