Index

R. 'Prosper van den Dael' Azalea Hybrid R. 'Fred Sander' X R. 'Docteur Bergmann' Hybridized By: Gijselinck, A. More information
R. 'Prostigiatum' Rhododendron Hybrid ? X ? More information
R. 'Protad' Rhododendron Hybrid R. 'Mondnacht' X R. 'Hachmann's Kabarett' Hybridized By: Hübbers, K-H. More information and pictures
R. protandrum Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya More information
R. 'Proteo-pron' Rhododendron Hybrid R. proteoides X R. pronum Hybridized By: Thompson’s Nursery More information and pictures
R. proteoides Species Subgenus: Hymenanthes Section: Pontica Subsection: Taliensia More information and pictures
R. 'Proteus' Azalea Hybrid ? X ? Hybridized By: Waterer, H. (Knaphill) More information and pictures
R. protistum var giganteum Species Subgenus: Hymenanthes Section: Pontica Subsection: Grandia More information and pictures
*R. protistum* var giganteum 'Pukeiti'** Rhododendron Species Selection More information
R. protistum var protistum Species Subgenus: Hymenanthes Section: Pontica Subsection: Grandia More information and pictures
R. 'Proud Cis' Rhododendron Hybrid R. 'Joan Langdon' X R. 'Rosabel x arboreum' Hybridized By: Langdon, G. More information
R. 'Provincia di Biella' Rhododendron Hybrid ? X ? Hybridized By: Parco Burcina More information
R. 'Prudence' Azalea Hybrid R. indicum X R. 'Momozono' Hybridized By: Morrison, B.Y. More information
R. 'Pruhonice' Rhododendron Hybrid R. forrestii Repens Group X ? Hybridized By: Kavka, B. More information
R. pruniflorum Species Subgenus: Rhododendron Section: Rhododendron Subsection: Glauca More information and pictures
R. prunifolium Species Subgenus: Pentanthera Section: Pentanthera Subsection: Pentanthera More information and pictures
*R. prunifolium* 'Hohman'** Rhododendron Species Selection More information
*R. prunifolium* 'John Connor' Azalea Species Selection Selected By:** Sommerville, E.A. More information
*R. prunifolium* 'S.D. Coleman' Azalea Species Selection Selected By:** Coleman, S.D. More information
*R. prunifolium* 'Summer Sunset'** Rhododendron Species Selection More information
R. 'prunifolium x serrulatum' Azalea Hybrid R. prunifolium X R. viscosum Serrulatum Group Hybridized By: Aromi, E.J More information
R. 'Pryored' Azalea Hybrid ? X ? More information
R. przewalskii ssp dabanshanense Species Subgenus: Hymenanthes Section: Pontica Subsection: Taliensia More information
R. przewalskii ssp przewalski Species Subgenus: Hymenanthes Section: Pontica Subsection: Taliensia More information and pictures
R. 'Président Comte Oswald de Kerchove' Azalea Hybrid ? X ? More information
R. psammogenes Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya More information
R. 'Pseudo Orange' Rhododendron Hybrid R. 'Whitney’s Orange' X R. pseudochrysanthum Hybridized By: Brack, W. (Werner) More information and pictures
R. pseudobuxifolium Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya More information and pictures
R. pseudochrysanthum Species Subgenus: Hymenanthes Section: Pontica Subsection: Maculifera More information and pictures
*R. pseudochrysanthum* 'Ben Nelson'** Rhododendron Species Selection More information and pictures
R. 'pseudochrysanthum x Etta Burrows' Rhododendron Hybrid R. pseudochrysanthum X R. 'Etta Burrows' More information
R. pseudociliipes Species Subgenus: Rhododendron Section: Rhododendron Subsection: Maddenia More information
R. pseudonitens Species More information
R. pseudotricanthum Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya More information
R. psilanthum Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya More information
R. 'Psyche' Azalea Hybrid ? X ? Hybridized By: Felix & Dijkhuis More information
R. 'Psyche' Azalea Hybrid ? X ? More information
R. 'Ptarmigan' Rhododendron Hybrid R. leucaspis X R. orthocladum var microleucum Hybridized By: Cox, Peter A. More information and pictures
R. 'Pubescens' Azalea Hybrid ? X ? Hybridized By: Loddiges, C. & Sons More information
R. pubescens Species Subgenus: Rhododendron Section: Rhododendron Subsection: Scabrifolia More information and pictures
*R. pubescens* 'Fine Bristles' Rhododendron Species Selection Selected By:** Crown Estate Commissioners More information
R. pubicostatum Species Subgenus: Hymenanthes Section: Pontica Subsection: Taliensia More information and pictures
R. pubigermen Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya More information
R. 'Puccini' Rhododendron Hybrid R. 'Furnivall's Daughter x Simona' X R. 'King Tut' Hybridized By: Hachmann, Hans More information and pictures
R. 'Pucella' Azalea Hybrid ? X ? Hybridized By: Seidel, T.J. More information and pictures
R. 'Pucelle de Gand' Azalea Hybrid ? X ? Hybridized By: Van der Cruyssen, E. More information
R. 'Puddington' Rhododendron Hybrid ? X ? More information
R. pudiense Species Subgenus: Hymenanthes Section: Pontica Subsection: Taliensia More information
R. pudorinum Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya More information
R. pudurosum Species Subgenus: Hymenanthes Section: Pontica Subsection: Grandia More information

Index

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R. 'Prosper van den Dael'

Azalea Hybrid

R. 'Fred Sander' X R. 'Docteur Bergmann'

R. 'Prostigiatum'

Rhododendron Hybrid

? X ?

R. 'Protad'

Rhododendron Hybrid

R. 'Mondnacht' X R. 'Hachmann's Kabarett'

R. protandrum

Species

R. 'Proteo-pron'

Rhododendron Hybrid

R. proteoides X R. pronum

R. proteoides

Species

R. 'Proteus'

Azalea Hybrid

? X ?

R. protistum var giganteum

Species

R. protistum var giganteum 'Pukeiti'

Rhododendron Species Selection

R. protistum var protistum

Species

R. 'Proud Cis'

Rhododendron Hybrid

R. 'Joan Langdon' X R. 'Rosabel x arboreum'

R. 'Provincia di Biella'

Rhododendron Hybrid

? X ?

R. 'Prudence'

Azalea Hybrid

R. indicum X R. 'Momozono'

R. 'Pruhonice'

Rhododendron Hybrid

R. forrestii Repens Group X ?

R. pruniflorum

Species

R. prunifolium

Species

R. prunifolium 'Hohman'

Rhododendron Species Selection

R. prunifolium 'John Connor'

Azalea Species Selection

R. prunifolium 'S.D. Coleman'

Azalea Species Selection

R. prunifolium 'Summer Sunset'

Rhododendron Species Selection

R. 'prunifolium x serrulatum'

Azalea Hybrid

R. prunifolium X R. viscosum Serrulatum Group

R. 'Pryored'

Azalea Hybrid

? X ?

R. przewalskii ssp dabanshanense

Species

R. przewalskii ssp przewalski

Species

R. 'Président Comte Oswald de Kerchove'

Azalea Hybrid

? X ?

R. psammogenes

Species

R. 'Pseudo Orange'

Rhododendron Hybrid

R. 'Whitney’s Orange' X R. pseudochrysanthum

R. pseudobuxifolium

Species

R. pseudochrysanthum

Species

R. pseudochrysanthum 'Ben Nelson'

Rhododendron Species Selection

R. 'pseudochrysanthum x Etta Burrows'

Rhododendron Hybrid

**R. protistum var giganteum 'Pukeiti'**

**R. prunifolium 'Hohman'**

**R. prunifolium 'John Connor'**

**R. prunifolium 'S.D. Coleman'**

**R. prunifolium 'Summer Sunset'**

**R. pseudochrysanthum 'Ben Nelson'**

**R. pubescens 'Fine Bristles'**