Taxonomy Search

Subgenus: Rhododendron

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R. rosendahlii Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya	More information
R. rousei Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya	More information
R. rubellum Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya	More information
R. rubiginosum Species Subgenus: Rhododendron Section: Rhododendron Subsection: Heliolepida More information and pictures
*R. rubiginosum* Desquamatum Group Species Subgenus:** Rhododendron Section: Rhododendron Subsection: Heliolepida	More information
*R. rubiginosum* 'Finch' Rhododendron Species Selection Selected By: Henny, Rudolph , Brooks, Oregon , USA Subgenus:** Rhododendron Section: Rhododendron Subsection: Heliolepida	More information
*R. rubiginosum* 'Rosey Ball' Rhododendron Species Selection Selected By: Unknown Subgenus:** Rhododendron Section: Rhododendron Subsection: Heliolepida	More information
R. rubiginosum var leclerei Species Subgenus: Rhododendron Section: Rhododendron Subsection: Heliolepida	More information
R. rubiginosum var ptilostylum Species Subgenus: Rhododendron Section: Rhododendron Subsection: Heliolepida	More information
*R. rubiginosum* 'Wakehurst' Rhododendron Species Selection Selected By: Unknown Subgenus:** Rhododendron Section: Rhododendron Subsection: Heliolepida	More information
R. rubineiflorum Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya More information and pictures
R. rubrobracteum Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya	More information
R. rufescens Species Subgenus: Rhododendron Section: Pogonanthum	More information
R. rufosquamosum Species Subgenus: Rhododendron Section: Rhododendron Subsection: Maddenia	More information
R. rugosum var kinabaluense Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya	More information
R. rugosum var rugosum Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya More information and pictures
R. rupicola var chryseum Species Subgenus: Rhododendron Section: Rhododendron Subsection: Lapponica More information and pictures
R. rupicola var muliense Species Subgenus: Rhododendron Section: Rhododendron Subsection: Lapponica More information and pictures
R. rupicola var rupicola Species Subgenus: Rhododendron Section: Rhododendron Subsection: Lapponica More information and pictures
R. rupivalleculatum Species Subgenus: Rhododendron Section: Pseudovireya	More information
R. rushforthii Species Subgenus: Rhododendron Section: Pseudovireya	More information
R. russatum Species Subgenus: Rhododendron Section: Rhododendron Subsection: Lapponica More information and pictures
*R. russatum* 'Albiflorum' Rhododendron Species Selection Selected By: Firma C. Esveld, 1984 Subgenus:** Rhododendron Section: Rhododendron Subsection: Lapponica	More information
*R. russatum* 'Cook's Russatum' Rhododendron Species Selection Selected By: Unknown Subgenus:** Rhododendron Section: Rhododendron Subsection: Lapponica	More information
*R. russatum* 'Loft House' Rhododendron Species Selection Selected By: Unknown Subgenus:** Rhododendron Section: Rhododendron Subsection: Lapponica More information and pictures
*R. russatum* 'Murasaki-suishiou' Rhododendron Species Selection Selected By: Firma C. Esveld Subgenus:** Rhododendron Section: Rhododendron Subsection: Lapponica	More information
*R. russatum* 'Night Editor' Rhododendron Species Selection Selected By: Unknown Subgenus:** Rhododendron Section: Rhododendron Subsection: Lapponica More information and pictures
*R. russatum* 'Purple Pillow' Rhododendron Species Selection Selected By: Faragher, C. Subgenus:** Rhododendron Section: Rhododendron Subsection: Lapponica More information and pictures
R. ruttenii Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya	More information
R. salicifolium Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya	More information
R. saluenense ssp chameum Species Subgenus: Rhododendron Section: Rhododendron Subsection: Saluenensia More information and pictures
*R. saluenense* ssp chameunum Charidotes Group Species Subgenus:** Rhododendron Section: Rhododendron Subsection: Saluenensia	More information
R. saluenense ssp saluenense Species Subgenus: Rhododendron Section: Rhododendron Subsection: Saluenensia More information and pictures
*R. saluenense* ssp saluenense 'Exbury Saluenense' Rhododendron Species Selection Selected By: Unknown Subgenus:** Rhododendron Section: Rhododendron Subsection: Saluenensia	More information
R. santapaui Species Subgenus: Rhododendron Section: Pseudovireya More information and pictures
R. sargentianum Species Subgenus: Rhododendron Section: Pogonanthum More information and pictures
*R. sargentianum* 'Liz Ann' Rhododendron Species Selection Selected By: Unknown Subgenus:** Rhododendron Section: Pogonanthum More information and pictures
*R. sargentianum* 'Maricee' Rhododendron Species Selection Selected By: Caperci, J.F., 1962 Subgenus:** Rhododendron Section: Pogonanthum More information and pictures
*R. sargentianum* 'Whitebait' Rhododendron Species Selection Selected By: Unknown Subgenus:** Rhododendron Section: Pogonanthum	More information
R. saruwagedicum Species Subgenus: Rhododendron Section: Pseudovireya	More information
R. saxifragoides Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya More information and pictures
R. sayeri Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya	More information
R. scabridibracteum Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya	More information
R. scabrifolium var pauciflorum Species Subgenus: Rhododendron Section: Rhododendron Subsection: Scabrifolia	More information
R. scabrifolium var scabrifolium Species Subgenus: Rhododendron Section: Rhododendron Subsection: Scabrifolia More information and pictures
R. scabrifolium var spiciferum Species Subgenus: Rhododendron Section: Rhododendron Subsection: Scabrifolia More information and pictures
R. scarlatinum Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya	More information
R. schizostigma Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya	More information
R. schlechteri Species Subgenus: Rhododendron Section: Vireya Subsection: Euvireya	More information
R. scopulorum Species Subgenus: Rhododendron Section: Rhododendron Subsection: Maddenia More information and pictures
R. scortechinii Species Subgenus: Rhododendron Section: Discovireya	More information

Taxonomy Search

Subgenus: Rhododendron

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R. rosendahlii

Species

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R. rousei

Species

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R. rubellum

Species

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R. rubiginosum

Species

R. rubiginosum Desquamatum Group

Species

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R. rubiginosum 'Finch'

Rhododendron Species Selection

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R. rubiginosum 'Rosey Ball'

Rhododendron Species Selection

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R. rubiginosum var leclerei

Species

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R. rubiginosum var ptilostylum

Species

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R. rubiginosum 'Wakehurst'

Rhododendron Species Selection

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R. rubineiflorum

Species

R. rubrobracteum

Species

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R. rufescens

Species

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R. rufosquamosum

Species

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R. rugosum var kinabaluense

Species

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R. rugosum var rugosum

Species

R. rupicola var chryseum

Species

R. rupicola var muliense

Species

R. rupicola var rupicola

Species

R. rupivalleculatum

Species

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R. rushforthii

Species

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R. russatum

Species

R. russatum 'Albiflorum'

Rhododendron Species Selection

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R. russatum 'Cook's Russatum'

Rhododendron Species Selection

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R. russatum 'Loft House'

Rhododendron Species Selection

R. russatum 'Murasaki-suishiou'

Rhododendron Species Selection

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R. russatum 'Night Editor'

Rhododendron Species Selection

R. russatum 'Purple Pillow'

Rhododendron Species Selection

R. ruttenii

Species

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**R. rubiginosum Desquamatum Group**

**R. rubiginosum 'Finch'**

**R. rubiginosum 'Rosey Ball'**

**R. rubiginosum 'Wakehurst'**

**R. russatum 'Albiflorum'**

**R. russatum 'Cook's Russatum'**

**R. russatum 'Loft House'**

**R. russatum 'Murasaki-suishiou'**

**R. russatum 'Night Editor'**

**R. russatum 'Purple Pillow'**

**R. saluenense ssp chameunum Charidotes Group**

**R. saluenense ssp saluenense 'Exbury Saluenense'**

**R. sargentianum 'Liz Ann'**

**R. sargentianum 'Maricee'**

**R. sargentianum 'Whitebait'**