Rhododendron Index

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More information R. 'Asian Sunrise' Rhododendron Hybrid ? x ? Hybridized By: Childers, A.A.
More information R. 'Aspansia' Rhododendron Hybrid ? x ? Hybridized By: Aberconway, Lord
More information R. 'Aspansia Group' Rhododendron Cultivar group ? x ? Hybridized By: Aberconway, Lord
More information R. 'Aspasia' Vireya Hybrid R. 'Maiden's Blush' x R. javanicum ssp teysmannii
More information R. asperrimum Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya
More information R. asperulum Species Subgenus: Rhododendron Section: Pseudovireya
More information R. asperum Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya
More information R. 'Astarte' Rhododendron Hybrid R. dichroanthum ssp dichroanthum x R. 'Penjerrick' Hybridized By: Aberconway, Lord
R. asterochnoum var asterochnoum Species Subgenus: Hymenanthes Section: Pontica Subsection: Fortunea More information and pictures
More information R. asterochnoum var brevipedicellatum Species Subgenus: Hymenanthes Section: Pontica Subsection: Fortunea
More information R. 'Astra' Azalea Hybrid R. kosterianum x R. canescens Hybridized By: Kondratovičs, Rihard
R. 'Astra' Azalea Hybrid R. indicum x R. 'Hatsu-shimo' Hybridized By: Morrison, B.Y. More information and pictures
R. 'Astrid' Rhododendron Hybrid R. 'Fantastica' x R. 'Feuerschein' Hybridized By: Hachmann, Hans More information and pictures
More information R. 'Athanasius' Vireya Hybrid R. 'laetum X viriosum x macgregoriae' x R. javanicum ssp javanicum
R. 'Athena' Azalea Hybrid ? x ? More information and pictures
More information R. 'Atis' Rhododendron Hybrid ? x ? Hybridized By: Kondratovičs, Rihard
R. atlanticum Species Subgenus: Pentanthera Section: Pentanthera Subsection: Pentanthera More information and pictures
More information R. atlanticum f confusum Species
More information *R. atlanticum* 'Little's Super Truss' Deciduous Azalea Species Selection Selected By:** Little, P.L.
More information *R. atlanticum* 'Seaboard'** Rhododendron Species Selection
More information R. 'atlanticum x periclymenoides' Deciduous Azalea Hybrid R. atlanticum x R. periclymenoides
More information R. 'atlanticum x unkown (MLA no. 570091A)' Deciduous Azalea Hybrid ? x ? Hybridized By: University of Minnesota
More information R. 'Atlantis' Rhododendron Hybrid R. catawbiense x R. 'dichroanthum X griffithianum x auriculatum' Hybridized By: Leach, Dr. David G.
R. 'Atrier Group' Rhododendron Cultivar group R. 'Atrosanguineum' x R. griersonianum Hybridized By: Gable, J.B. More information and pictures
More information R. 'Atrier Group X decorum x haematodes' Rhododendron Hybrid R. 'Atrier Group' x R. 'decorum x haematodes'
R. 'Atroflo' Rhododendron Hybrid R. 'Atrosanguineum' x R. floccigerum Hybridized By: Gable, J.B. More information and pictures
More information R. atropunicum Species Subgenus: Rhododendron Section: Pogonanthum
More information R. atropurpureum Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya
R. 'Atrosanguineum' Rhododendron Hybrid R. catawbiense x ? Hybridized By: Waterer, H. (Knaphill) More information and pictures
More information R. 'Atrotrill' Rhododendron Hybrid R. 'Atroflo' x R. 'Trilby' Hybridized By: Johnson, D.B.
More information R. atrovirens Species Subgenus: Tsutsusi Section: Tsutsusi
R. 'Atsumizakura' Evergreen Azalea Hybrid ? x ? Hybridized By: Japan More information and pictures
More information R. 'Atta Girl' Rhododendron Hybrid ? x ? Hybridized By: Goodrich, J.M. (Jane) & Ray
R. 'Attraction' Rhododendron Hybrid R. ponticum x ? Hybridized By: Koster & Sons More information and pictures
More information R. 'Auburn Beauty' Vireya Hybrid R. laetum x R. christianae
R. 'Aucklandii Hybrid' Rhododendron Hybrid R. griffithianum x ? More information and pictures
R. 'Audacius' Rhododendron Hybrid R. dauricum Sempervirens Group x ? Hybridized By: Brueckner, J.B. More information and pictures
R. 'Audrey Wynniatt' Evergreen Azalea Hybrid ? x ? Hybridized By: Rothschild, L. de More information and pictures
R. 'Auftakt' Rhododendron Hybrid R. 'Kokardia' x R. 'Inamorata Group x Nymphenburg' Hybridized By: Müller, Heinz More information and pictures
More information R. 'August' Rhododendron Hybrid ? x ?
R. 'August Lamken' Rhododendron Hybrid R. 'Doctor V.H. Rutgers' x R. williamsianum Hybridized By: Hobbie, Dietrich G. More information and pictures
More information R. 'August Sunrise' Deciduous Azalea Hybrid R. arborescens x ? Hybridized By: Callaway Gardens
R. 'August to Frost' Evergreen Azalea Hybrid R. mucronatum var mucronatum x ? Hybridized By: Matlack, M. B. More information and pictures
R. 'Auguste van Geert' Rhododendron Hybrid ? x ? Hybridized By: van Geert, C. More information and pictures
R. 'Augustine's White Lie' Rhododendron Hybrid R. augustinii ssp augustinii x ? More information and pictures
R. augustinii ssp augustinii Species Subgenus: Rhododendron Section: Rhododendron Subsection: Triflora More information and pictures
*R. augustinii* ssp augustinii 'Barto Blue' Rhododendron Species Selection Selected By:** Barto, James More information and pictures
*R. augustinii* ssp augustinii 'Blue Cloud'** Rhododendron Species Selection More information and pictures
More information *R. augustinii* ssp augustinii 'Caprice' Rhododendron Species Selection Selected By:** Hansen Ruth
*R. augustinii* ssp augustinii 'Fair Sky' Rhododendron Species Selection Selected By:** Barto, James More information and pictures

Rhododendron Index

Rhododendron Hybrid

? x ?

Rhododendron Hybrid

? x ?

Rhododendron Cultivar group

? x ?

Vireya Hybrid

R. 'Maiden's Blush' x R. javanicum ssp teysmannii

Species

Species

Species

Rhododendron Hybrid

R. dichroanthum ssp dichroanthum x R. 'Penjerrick'

Species

Species

Azalea Hybrid

R. kosterianum x R. canescens

Azalea Hybrid

R. indicum x R. 'Hatsu-shimo'

Rhododendron Hybrid

R. 'Fantastica' x R. 'Feuerschein'

Vireya Hybrid

R. 'laetum X viriosum x macgregoriae' x R. javanicum ssp javanicum

Azalea Hybrid

? x ?

Rhododendron Hybrid

? x ?

Species

Species

Deciduous Azalea Species Selection

Rhododendron Species Selection

Deciduous Azalea Hybrid

R. atlanticum x R. periclymenoides

Deciduous Azalea Hybrid

? x ?

Rhododendron Hybrid

R. catawbiense x R. 'dichroanthum X griffithianum x auriculatum'

Rhododendron Cultivar group

R. 'Atrosanguineum' x R. griersonianum

Rhododendron Hybrid

R. 'Atrier Group' x R. 'decorum x haematodes'

Rhododendron Hybrid

R. 'Atrosanguineum' x R. floccigerum

Species

Species

Rhododendron Hybrid

R. catawbiense x ?

Rhododendron Hybrid

R. 'Atroflo' x R. 'Trilby'

Species

Evergreen Azalea Hybrid

? x ?

Rhododendron Hybrid

? x ?

Rhododendron Hybrid

R. ponticum x ?

Vireya Hybrid

R. laetum x R. christianae

Rhododendron Hybrid

R. griffithianum x ?

Rhododendron Hybrid

R. dauricum Sempervirens Group x ?

Evergreen Azalea Hybrid

? x ?

Rhododendron Hybrid

R. 'Kokardia' x R. 'Inamorata Group x Nymphenburg'

Rhododendron Hybrid

? x ?

Rhododendron Hybrid

R. 'Doctor V.H. Rutgers' x R. williamsianum

Deciduous Azalea Hybrid

R. arborescens x ?

Evergreen Azalea Hybrid

R. mucronatum var mucronatum x ?

Rhododendron Hybrid

? x ?

Rhododendron Hybrid

R. augustinii ssp augustinii x ?

Species