Rhododendron Index

R. caliginis

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

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R. 'Caliph'

Rhododendron Hybrid

? x ?

Hybridized By: Rothschild, L. de

R. 'Callagold'

Rhododendron Hybrid

R. dichroanthum ssp dichroanthum x R. wardii var wardii

Hybridized By: Henny, Rudolph

R. 'Callendarianum'

Rhododendron Hybrid

? x ?

R. 'Callight'

Rhododendron Hybrid

R. calophytum var calophytum x R. 'Neon Light'

Hybridized By: Van de Ven K.

R. callimorphum var callimorphum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Campylocarpa

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R. callimorphum var callimorphum 'Second Attempt'

Rhododendron Species Selection

Selected By: Crown Estate Commissioners

R. callimorphum var myiagrum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Campylocarpa

R. 'Calliope'

Rhododendron Hybrid

R. caucasicum x ?

Hybridized By: Van Houtte, L. B. (Louis Benoit)

R. 'Callirhoe Group'

Rhododendron Cultivar group

R. 'Doctor Stocker' x R. arboreum ssp arboreum

Hybridized By: Magor, E.J.P.

R. 'Callisto'

Rhododendron Hybrid

? x ?

Hybridized By: Standish & Noble

R. 'Calocoryphe'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Gowen, J.R.

R. 'Calodendron'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Gowen, J.R.

R. 'Calomina Group'

Rhododendron Cultivar group

? x ?

Hybridized By: Lady Loder

R. 'Calophyllum'

Rhododendron Hybrid

? x ?

Hybridized By: Leroy, A.

R. calophytum ssp jinfuense

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. calophytum var calophytum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

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R. calophytum var calophytum 'Cindy Louise'

Rhododendron Species Selection

R. calophytum var openshawianum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

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R. 'calophytum x Grisette'

Rhododendron Hybrid

R. calophytum var calophytum x R. 'Grisette Group'

R. 'calophytum x King of Shrubs'

Rhododendron Hybrid

R. calophytum var calophytum x R. 'King of Shrubs'

Hybridized By: Watson, E.M. Mrs. (Elsie)

R. 'calophytum x rothschildii'

Rhododendron Hybrid

R. calophytum var calophytum x R. rothschildii

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R. 'calophytum x Sarita Loder Group'

Rhododendron Hybrid

R. calophytum var calophytum x R. 'Sarita Loder Group'

R. 'calophytum x sutchuense'

Rhododendron Hybrid

R. calophytum var calophytum x R. sutchuenense

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R. 'Calos'

Rhododendron Hybrid

R. 'Purple Lace' x R. 'Mary Garrison'

Hybridized By: Rhein, W.L.

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R. calosanthes

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. 'Calostephane'

Deciduous Azalea Hybrid

? x ?

Hybridized By: Gowen, J.R.

R. calostrotum Calciphilum Group

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Saluenensia

R. calostrotum ssp calostrotum

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Saluenensia

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R. calostrotum ssp calostrotum 'Gigha'

Rhododendron Species Selection

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R. calostrotum ssp calostrotum 'Rock'

Rhododendron Species Selection

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R. calostrotum ssp keleticum

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Saluenensia

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R. calostrotum ssp keleticum Radicans Group

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Saluenensia

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R. calostrotum ssp riparioides

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Saluenensia

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R. calostrotum ssp riparium

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Saluenensia

R. 'Calotum Group'

Rhododendron Cultivar group

? x ?

Hybridized By: France

R. 'Calrose Group'

Rhododendron Cultivar group

R. calophytum var calophytum x R. griersonianum

Hybridized By: Aberconway, Lord

R. 'Calsap'

Rhododendron Hybrid

R. catawbiense 'Catalgla' x R. 'Sappho'

Hybridized By: Michener, M.W.

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R. 'Calstocker Group'

Rhododendron Cultivar group

R. calophytum var calophytum x R. 'Doctor Stocker'

Hybridized By: Whitaker W.J.

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R. 'Calsutch Group'

Rhododendron Hybrid

R. calophytum var calophytum x R. sutchuenense

Hybridized By: Leonardslee Gardens Nursery

R. 'Caltwins'

Rhododendron Hybrid

R. catawbiense 'Catalgla' x R. 'Pink Twins'

Hybridized By: Delp Weldon E.

R. 'Calusa'

Evergreen Azalea Hybrid

R. 'Helen Close' x R. 'Purple Splendor'

Hybridized By: Guttormsen, W.L.

R. 'Calusa Indian'

Evergreen Azalea Hybrid

R. scabrum ssp scabrum x R. 'Harris Fascination'

Hybridized By: Shaw, J.

R. 'Calvin Anthony'

Rhododendron Hybrid

R. 'Vicki Reine' x R. 'Lord Roberts'

Hybridized By: Stockman, M.

R. 'Calyciflorum'

Evergreen Azalea Hybrid

? x ?

Hybridized By: Veitch & Son, J.

R. 'Calypso'

Azalea Hybrid

? x ?

Hybridized By: Garrett, J. & D.

R. 'Calypso Group'

Rhododendron Cultivar group

? x ?

Hybridized By: Magor, E.J.P.

R. 'Caman Group'

Rhododendron Cultivar group

R. campylocarpum ssp campylocarpum x R. beanianum

Hybridized By: Aberconway, Lord

R. 'Camay'

Rhododendron Hybrid

R. degronianum ssp yakushimanum x R. 'Chlorops'

Hybridized By: Clarke, George.W.

R. camelliiflorum

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Camelliiflora

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