R. caliginisSpecies
Subgenus:
Rhododendron
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R. 'Caliph'Rhododendron Hybrid? X ?Hybridized By: Rothschild, L. de |
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R. 'Callagold'Rhododendron HybridR. dichroanthum ssp dichroanthum X R. wardii var wardiiHybridized By: Henny, Rudolph |
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R. 'Callendarianum'Rhododendron Hybrid? X ? |
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R. 'Callight'Rhododendron HybridR. calophytum var calophytum X R. 'Neon Light'Hybridized By: Van de Ven K. |
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R. callimorphum var callimorphumSpecies
Subgenus:
Hymenanthes
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R. callimorphum var callimorphum 'Second Attempt'Rhododendron Species SelectionSelected By: Crown Estate Commissioners |
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R. callimorphum var myiagrumSpecies
Subgenus:
Hymenanthes
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R. 'Calliope'Rhododendron HybridR. caucasicum X ?Hybridized By: Van Houtte, L. B. (Louis Benoit) |
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R. 'Callirhoe Group'Rhododendron Cultivar groupR. 'Doctor Stocker' X R. arboreum ssp arboreumHybridized By: Magor, E.J.P. |
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R. 'Callisto'Rhododendron Hybrid? X ?Hybridized By: Standish & Noble |
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R. 'Calocoryphe'Azalea Hybrid? X ?Hybridized By: Gowen, J.R. |
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R. 'Calodendron'Azalea Hybrid? X ?Hybridized By: Gowen, J.R. |
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R. 'Calomina Group'Rhododendron Cultivar group? X ?Hybridized By: Lady Loder |
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R. 'Calophyllum'Rhododendron Hybrid? X ?Hybridized By: Leroy, A. |
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R. calophytum var calophytumSpecies
Subgenus:
Hymenanthes
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R. calophytum var calophytum 'Cindy Louise'Rhododendron Species Selection |
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R. calophytum var openshawianumSpecies
Subgenus:
Hymenanthes
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R. 'calophytum x Grisette'Rhododendron HybridR. calophytum var calophytum X R. 'Grisette Group' |
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R. 'calophytum x King of Shrubs'Rhododendron HybridR. calophytum var calophytum X R. 'King of Shrubs'Hybridized By: Watson, E.M. Mrs. (Elsie) |
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R. 'calophytum x rothschildii'Rhododendron HybridR. calophytum var calophytum X R. rothschildiiMore information and pictures |
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R. 'calophytum x Sarita Loder Group'Rhododendron HybridR. calophytum var calophytum X R. 'Sarita Loder Group' |
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R. 'calophytum x sutchuense'Rhododendron HybridR. calophytum var calophytum X R. sutchuenenseMore information and pictures |
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R. 'Calos'Rhododendron HybridR. 'Purple Lace' X R. 'Mary Garrison'Hybridized By: Rhein, W.L. More information and pictures |
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R. 'Calostephane'Azalea Hybrid? X ?Hybridized By: Gowen, J.R. |
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R. calostrotum Calciphilum GroupSpecies
Subgenus:
Rhododendron
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R. calostrotum ssp calostrotumSpecies
Subgenus:
Rhododendron
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R. calostrotum ssp keleticumSpecies
Subgenus:
Rhododendron
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R. calostrotum ssp keleticum Radicans GroupSpecies
Subgenus:
Rhododendron
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R. calostrotum ssp riparioidesSpecies
Subgenus:
Rhododendron
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R. calostrotum ssp ripariumSpecies
Subgenus:
Rhododendron
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R. 'Calotum Group'Rhododendron Cultivar group? X ?Hybridized By: France |
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R. 'Calrose Group'Rhododendron Cultivar groupR. calophytum var calophytum X R. griersonianumHybridized By: Aberconway, Lord |
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R. 'Calsap'Rhododendron HybridR. catawbiense 'Catalgla' X R. 'Sappho'Hybridized By: Michener, M.W. More information and pictures |
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R. 'Calstocker Group'Rhododendron Cultivar groupR. calophytum var calophytum X R. 'Doctor Stocker'Hybridized By: Whitaker W.J. More information and pictures |
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R. 'Calsutch Group'Rhododendron HybridR. calophytum var calophytum X R. sutchuenenseHybridized By: Leonardslee Gardens Nursery |
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R. 'Caltwins'Rhododendron HybridR. catawbiense 'Catalgla' X R. 'Pink Twins'Hybridized By: Delp Weldon E. |
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R. 'Calusa'Azalea HybridR. 'Helen Close' X R. 'Purple Splendor'Hybridized By: Guttormsen, W.L. |
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R. 'Calusa Indian'Azalea HybridR. scabrum ssp scabrum X R. 'Harris Fascination'Hybridized By: Shaw, J. |
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R. 'Calvin Anthony'Rhododendron HybridR. 'Vicki Reine' X R. 'Lord Roberts'Hybridized By: Stockman, M. |
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R. 'Calyciflorum'Azalea Hybrid? X ?Hybridized By: Veitch & Son, J. |
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R. 'Calypso'Azalea Hybrid? X ?Hybridized By: Garrett, J. & D. |
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R. 'Calypso Group'Rhododendron Cultivar group? X ?Hybridized By: Magor, E.J.P. |
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R. 'Caman Group'Rhododendron Cultivar groupR. campylocarpum ssp campylocarpum X R. beanianumHybridized By: Aberconway, Lord |
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R. 'Camay'Rhododendron HybridR. degronianum ssp yakushimanum X R. 'Chlorops'Hybridized By: Clarke, George.W. |
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R. camelliiflorumSpecies
Subgenus:
Rhododendron
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