Index

R. 'Orchard Road'

Rhododendron Hybrid

? X ?

Hybridized By: Grant, Mrs. G.. Orton, Temuka, New Zealand

R. 'Orchid'

Azalea Hybrid

? X ?

Hybridized By: Pericat, A.

R. 'Orchid Beauty'

Azalea Hybrid

R. 'Mrs L.C. Fischer' X R. 'Maryann'

Hybridized By: Reid, G.A., 1955

R. 'Orchid Bouquet'

Rhododendron Hybrid

R. 'Purple Splendour' X R. 'One Thousand Butterflies'

Hybridized By: Fujioka, Frank. Whidbey Island, USA, 1987

R. 'Orchid Empress'

Azalea Hybrid

? X ?

Hybridized By: Unknown

R. 'Orchid Gem'

Azalea Hybrid

? X ?

Hybridized By: Lovegrove, F., 1971

R. 'Orchid Lace'

Azalea Hybrid

? X ?

Hybridized By: Girard, P.E. | Geneva, Ohio | USA

R. 'Orchid Lights'

Azalea Hybrid

R. canadense X ?

Hybridized By: Pellet, H. | University of Minnesota Landscape Arboretum | USA, 1962

R. 'Orchid Mist'

Rhododendron Hybrid

R. degronianum ssp yakushimanum 'Exbury Yakushimanum' X R. 'Frank Galsworthy'

Hybridized By: Barlup, Jim. Bellevue, USA, 1989

R. 'Orchid Pink'

Azalea Hybrid

? X ?

Hybridized By: Camellia Lodge Nursery

R. 'Orchidflorum Album'

Azalea Hybrid

? X ?

Hybridized By: Camelia Grove Nursery

R. oreadum

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. 'Oreaug Group'

Rhododendron Cultivar group

? X ?

Hybridized By: Magor, E.J.P.. Lamellan, St. Tudy, Cornwall, England

R. 'Oregon Expressions'

Rhododendron Hybrid

? X ?

Hybridized By: Ring, T.L.. Bellaire, Ohio, USA, 1973

R. 'Oregon Sunset'

Rhododendron Hybrid

? X ?

Hybridized By: Lem Halfdan. Seattle, Washington, USA, 1987

R. 'Oregonia Group'

Rhododendron Cultivar group

? X ?

Hybridized By: Rothschild, L. de. Founder of Exbury Gardens, UK, 1939

R. oreites var chlorops

Species

Subgenus: Rhododendron
Section: Discovireya

R. oreites var oreites

Species

Subgenus: Rhododendron
Section: Discovireya

R. 'Oremo'

Rhododendron Hybrid

? X ?

Hybridized By: Parco Burcina. Pollone, Biella, Italy

R. 'Oreocinn Group'

Rhododendron Cultivar group

? X ?

Hybridized By: Magor, E.J.P.. Lamellan, St. Tudy, Cornwall, England

R. oreodoxa var adenostylosum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. oreodoxa var fargesii

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. oreodoxa var fargesii 'Barto Rose'

Rhododendron Species Selection

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

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. oreodoxa var fargesii 'Rudy Berg'

Rhododendron Species Selection

Selected By: Unknown

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. oreodoxa var oreodoxa

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. oreodoxa var oreodoxa 'Budget Farthing'

Rhododendron Species Selection

Selected By: Unknown

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. oreodoxa var shensiense

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. oreogenum

Species

Subgenus: Mumeazalea
Section: Pontica
Subsection: Grandia

R. oreotrephes

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Triflora

R. oreotrephes 'Exquisetum'

Rhododendron Species Selection

Selected By: Unknown

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Triflora

R. oreotrephes 'Island Gem'

Rhododendron Species Selection

Selected By: Unknown

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Triflora

R. oreotrephes 'James' White Oreotrephes'

Rhododendron Species Selection

Selected By: Unknown

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Triflora

R. oreotrephes 'Pentland'

Rhododendron Species Selection

Selected By: Cox, Peter A. , Glendoick , Scotland, 1990

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Triflora

R. 'Orestes Group'

Rhododendron Hybrid

? X ?

Hybridized By: Aberconway, Lord. Bodnant, Tal-y-Cafn, Wales

R. 'Organdie'

Rhododendron Hybrid

? X ?

Hybridized By: Rothschild, L. de. Founder of Exbury Gardens, UK, 1947

R. 'Oriana'

Vireya Hybrid

? X ?

Hybridized By: No hybridiser registered

R. 'Oriana Group'

Rhododendron Cultivar group

? X ?

Hybridized By: Aberconway, Lord. Bodnant, Tal-y-Cafn, Wales

R. 'Oriental Queen'

Azalea Hybrid

? X ?

Hybridized By: New Zealand

R. 'Oriflamme'

Rhododendron Hybrid

? X ?

Hybridized By: Rothschild, L. de. Founder of Exbury Gardens, UK

R. 'Oriflamme'

Azalea Hybrid

? X ?

Hybridized By: van Geert, C., 1877

R. 'Oriflamme'

Azalea Hybrid

? X ?

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

R. 'Original'

Rhododendron Hybrid

? X ?

Hybridized By: Standish & Noble. Bagshot, Surrey, England

R. 'Original Vagabond'

Rhododendron Hybrid

R. 'Janet Blair' X R. 'Apritan'

Hybridized By: Gustafson, R.H.. West Windsor, New Jersey, USA, 1986

R. 'Orine Holm'

Azalea Hybrid

? X ?

Hybridized By: Griswold, G. | Kirkland, WA | USA

R. 'Orion'

Azalea Hybrid

? X ?

Hybridized By: Felix & Dijkhuis | Boskoop | Netherlands

R. 'Orlando'

Rhododendron Hybrid

? X ?

Hybridized By: Pince, R.T., 1868

R. 'Orlice'

Azalea Hybrid

? X ?

Hybridized By: Kavka, B. | Pruhonice | Czech Republic

R. 'Ormsby'

Azalea Hybrid

? X ?

Hybridized By: Gartrell, R. D. | Highland Farms, Black Mountain, North Carolina | USA

R. 'Ornatum Incarnatum'

Azalea Hybrid

? X ?

Hybridized By: Gowen, J.R., 1830

R. 'Ornatum Luteum'

Azalea Hybrid

? X ?

Hybridized By: Gowen, J.R.

R. 'Oropa'

Rhododendron Hybrid

? X ?

Hybridized By: Parco Burcina. Pollone, Biella, Italy