Index

R. praestans 'Exbury Praestans'

Rhododendron Species Selection

Selected By: unknown, 1963

Subgenus: Hymenanthes
Section: Pontica
Subsection: Grandia

R. praestans 'Sunte Rock'

Rhododendron Species Selection

Selected By: unknown, 1969

Subgenus: Hymenanthes
Section: Pontica
Subsection: Grandia

R. 'praestans x montroseanum'

Rhododendron Hybrid

R. praestans X R. montroseanum

Hybridized By: Unknown

R. 'praestans x strigillosum'

Rhododendron Hybrid

R. praestans X R. strigillosum

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

R. praeteritum

Natural Hybrid

? X ?

R. praetervisum

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. 'praetervisum x loranthiflorum'

Vireya Hybrid

R. praetervisum X R. loranthiflorum ssp loranthiflorum

Hybridized By: No hybridiser registered

R. praevernum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Fortunea

R. prainianum

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. prattii

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Taliensia

R. prattii 'Perry Wood'

Rhododendron Species Selection

Selected By: Unknown

Subgenus: Hymenanthes
Section: Pontica
Subsection: Taliensia

R. 'Prawn'

Rhododendron Hybrid

R. 'Lady Bessborough' X R. 'Tortoiseshell Wonder'

Hybridized By: Slocock, Walter C.. Goldsworth Nursery, Woking, UK, 1967

R. 'Praxitčle'

Azalea Hybrid

? X ?

Hybridized By: Smet, L. de, 1888

R. 'Prelude'

Rhododendron Hybrid

R. wardii var wardii X R. fortunei ssp fortunei

Hybridized By: Rothschild, L. de. Founder of Exbury Gardens, UK, 1951

R. 'Prelude Group'

Rhododendron Cultivar group

R. wardii var wardii X R. fortunei ssp fortunei

Hybridized By: Rothschild, L. de. Founder of Exbury Gardens, UK, 1951

R. preptum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Falconera

R. 'President Roosevelt'

Rhododendron Hybrid

R. 'Cunningham's White' X R. 'Blandyanum'

Hybridized By: Mesman, C., 1930

R. 'President Lincoln'

Rhododendron Hybrid

R. catawbiense X ?

Hybridized By: Parsons, S.B. & Sons Co.. Long Island, New York, USA, 1871

R. 'President Roosevelt'

Azalea Hybrid

? X ?

Hybridized By: Unknown

R. 'Presleyanum'

Azalea Hybrid

? X ?

Hybridized By: Verschaffelt, A. (Alexander) | Ghent | Belgium, 1844

R. 'Presque Isle'

Rhododendron Hybrid

R. 'Everestianum' X R. 'Hindustan'

Hybridized By: Leach, Dr. David G.. North Madison, Ohio, USA, 1989

R. 'Pressii'

Azalea Hybrid

? X ?

Hybridized By: Jacob-Makoy, L. | Liege/Luik | Belgium, 1841

R. 'Pretender'

Rhododendron Hybrid

? X ?

Hybridized By: Standish, J.. Bagshot, Surrey, England, 1870

R. 'Pretty Baby'

Rhododendron Hybrid

R. 'Cornubia' X R. degronianum ssp yakushimanum

Hybridized By: Unknown

R. 'Pretty Baby x pachysanthum'

Rhododendron Hybrid

R. 'Pretty Baby' X R. pachysanthum

Hybridized By: Unknown

R. 'Pretty Jessica'

Rhododendron Hybrid

R. 'Lem's Cameo' X R. 'Coker's Pink'

Hybridized By: Sligh, B.. Lyttelton, New Zealand, 1983

R. 'Pretty Woman'

Rhododendron Hybrid

R. 'Orange Marmalade' X R. 'Pink Petticoats'

Hybridized By: Davis, J.A., 1984

R. 'Pride of Dorking'

Azalea Hybrid

? X ?

Hybridized By: Unknown

R. 'Pride of Lawrenceville'

Azalea Hybrid

R. 'Bunka' X R. 'Hinodegiri'

Hybridized By: Harris, J.O. | Lawrenceville, Georgia | USA, 1970

R. 'Pride of Leonardslee'

Rhododendron Hybrid

R. fortunei ssp fortunei X R. thomsonii ssp thomsonii

Hybridized By: Loder, Sir Edmund. Horsham, Sussex, England, 1920

R. 'Pride of Prichard'

Azalea Hybrid

? X ?

Hybridized By: Unknown

R. 'Pride's Early Red'

Rhododendron Hybrid

? X ?

Hybridized By: Pride, O.S.. Butler, Pennsylvania, USA

R. 'Pride's Whipped Cream'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. 'Pridenjoy'

Rhododendron Hybrid

R. 'Lem's Cameo' X R. 'Kubla Khan'

Hybridized By: Newcomb,L.L.. Snohomish, Washington, USA, 1979

R. 'Primary Pink'

Rhododendron Hybrid

R. 'Yaku Sunrise X C.I.S x Jingle Bells' X R. 'Lem's Cameo'

Hybridized By: Fujioka, Frank. Whidbey Island, USA, 1981

R. 'Primrose'

Azalea Hybrid

? X ?

Hybridized By: Unknown

R. 'Primula'

Rhododendron Hybrid

? X ?

Hybridized By: UK, No hybridizer registered, 1992

R. primuliflorum

Species

Subgenus: Rhododendron
Section: Pogonanthum

R. primuliflorum 'Doker-La'

Rhododendron Species Selection

Selected By: Unknown

Subgenus: Rhododendron
Section: Pogonanthum

R. 'Prince Abkhazi'

Rhododendron Hybrid

R. irroratum ssp irroratum X ?

Hybridized By: Vaartnou, H., 1970

R. 'Prince Camille de Rohan'

Azalea Hybrid

R. maximum X ?

Hybridized By: Waelbrouck, 1854

R. 'Prince Camille de Rohan'

Azaleodendron Hybrid

R. maximum X ?

Hybridized By: Waelbrouck, 1854

R. 'Prince Henri des Pays-Bas'

Azalea Hybrid

? X ?

Hybridized By: Verschaffelt, L | Royghem (near Ghent) | Belgium, 1846

R. 'Prince Leopold'

Vireya Hybrid

? X ?

Hybridized By: Unknown

R. 'Princess Abkhazi'

Rhododendron Hybrid

R. irroratum ssp irroratum X ?

Hybridized By: Vaartnou, H., 1970

R. 'Princess Alexandra'

Vireya Hybrid

R. jasminiflorum ssp jasminiflorum X R. 'Princess Royal'

Hybridized By: Veitch & Sons, R.. Exeter, Devon, England, 1865

R. 'Princess Alice'

Rhododendron Hybrid

R. edgeworthii X R. ciliatum

Hybridized By: Veitch & Sons, R.. Exeter, Devon, England, 1862

R. 'Princess Alice'

Azalea Hybrid

? X ?

Hybridized By: Berna Park Nurseries, 1984

R. 'Princess Alice'

Azalea Hybrid

? X ?

Hybridized By: Todman, 1863

R. 'Princess Angeline'

Rhododendron Hybrid

R. 'Chevalier Felix de Sauvage' X R. 'Purple Splendour'

Hybridized By: Watson, E.M. Mrs. (Elsie). Kirkland, WA, USA, 1964

R. 'Princess Anne'

Rhododendron Hybrid

R. keiskei X R. hanceanum

Hybridized By: Reuthe, G. Ltd. Ightham, Kent, England, 1974