Rhododendron Species

 
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aberconwayi

SubgenusHymenanthes
SectionPontica
SubsectionIrrorata

In cultivation since: 1937
First described: 1948, (Cowan
Richard S. Cowan
(1921-1997)
USA, Crawfordsville, Indiana
Botanical-short: Cowan
).

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Rhododendron aberconwayi
abietifoliumNo pictures yet. Read more

acrophilum

SubgenusRhododendron
SectionVireya
SubsectionEuvireya

In cultivation since: 1992
First described: 1953, (Merr.
Elmer Drew Merrill
(1876-1956)
USA, Maine, East Aubrun
Botanical-short: Merr.
, Quisumb.
Eduardo Quisumbing
(1895-1986)
Philipines
Botanical-short: Quisumb.
).

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Rhododendron acrophilum

acuminatum

SubgenusVireya
SectionMalayovireya
Subsection

In cultivation since: 0
First described: 1852, (Hook. f.
Sir Joseph Dalton Hooker
(1817-1911)
England, Suffolk
Botanical-short: Hook. f.
).

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Rhododendron acuminatum

adenogynum

SubgenusHymenanthes
SectionPontica
SubsectionTaliensia

In cultivation since: 1910
First described: 1912, (Diels
Dr. Friedrich Ludwig Emil Diels
(1874-1945)
Germany, Hamburg
Botanical-short: Diels
).

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Rhododendron adenogynum
adenogynum Adenophorum GroupNo pictures yet. Read more

adenopodum

SubgenusHymenanthes
SectionPontica
SubsectionArgyrophylla

In cultivation since: 1900
First described: 1895, (Franch.
Adrien René Franchet
(1834-1900)
France
Botanical-short: Franch.
).

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Rhododendron adenopodum

adenosum

SubgenusHymenanthes
SectionPontica
SubsectionGlischra

In cultivation since: 1929
First described: 1978, (Davidian
H.H. Davidian
(0-0)
Botanical-short: Davidian
).

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Rhododendron adenosum

adinophyllum

SubgenusRhododendron
SectionDiscovireya
Subsection

In cultivation since: 1998
First described: 1940, (Merr.
Elmer Drew Merrill
(1876-1956)
USA, Maine, East Aubrun
Botanical-short: Merr.
).

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Rhododendron adinophyllum
aequabileNo pictures yet. Read more

afghanicum

SubgenusRhododendron
SectionRhododendron
SubsectionAfghanica

In cultivation since: 1880
First described: 1880, (Aitch
James Edward Tierney Aitchison
(1835-1899)
Nimach, India
Botanical-short: Aitch
, Hemsl.
William Botting Hemsley
(1843-1924)
England, Sussex
Botanical-short: Hemsl.
).

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Rhododendron afghanicum

aganniphum var aganniphum

SubgenusHymenanthes
SectionPontica
SubsectionTaliensia

In cultivation since: 0
First described: 1917, (Balf.f.
Isaac Bayley Balfour
(1853-1922)
Scotland, Edinburgh
Botanical-short: Balf.f.
, Kingdon-Ward
Frank Kingdon-Ward
(1885-1958)
England, Manchester
Botanical-short: Kingdon-Ward
).

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Rhododendron aganniphum var aganniphum
aganniphum var aganniphum Glaucoplepum GroupNo pictures yet. Read more

aganniphum var flavorufum

SubgenusHymenanthes
SectionPontica
SubsectionTaliensia

In cultivation since: 1917
First described: 0, (Balf.f.
Isaac Bayley Balfour
(1853-1922)
Scotland, Edinburgh
Botanical-short: Balf.f.
, Forrest
George Forrest
(1873-1932)
Scotland, Falkirk
Botanical-short: Forrest
).

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Rhododendron aganniphum var flavorufum

x agastum

SubgenusHymenanthes
SectionPontica
SubsectionIrrorata

In cultivation since: 0
First described: 0, (Balf.f.
Isaac Bayley Balfour
(1853-1922)
Scotland, Edinburgh
Botanical-short: Balf.f.
, W.W.Sm.
William Wright Smith
(1875-1956)
Scotland, UK
Botanical-short: W.W.Sm.
).

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Rhododendron agastum
agathodaemonisNo pictures yet. Read more

alabamense

SubgenusPentanthera
SectionPentanthera
SubsectionPentanthera

In cultivation since: 1922
First described: 1921, (Rehder
Alfred Rehder
(1863-1949)
Germany
Botanical-short: Rehder
, E.H. Wilson
Ernest Henry Wilson
(1876-1930)
England, Chipping Campden
Botanical-short: E.H. Wilson
).

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Rhododendron alabamense
albertsenianumNo pictures yet. Read more

albiflorum var albiflorum

SubgenusCandidastrum
Section
Subsection

In cultivation since: 1828
First described: 1834, (Hook. f.
Sir Joseph Dalton Hooker
(1817-1911)
England, Suffolk
Botanical-short: Hook. f.
).

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Rhododendron albiflorum var albiflorum
albiflorum var warreniiNo pictures yet. Read more
alborugosumNo pictures yet. Read more

albrechtii

SubgenusPentanthera
SectionSciadorhodion
Subsection

In cultivation since: 1914
First described: 1871, (Maxim.
Carl Johann Maximowicz
(1827-1891)
Russia, Tula
Botanical-short: Maxim.
).

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Rhododendron albrechtii
albumNo pictures yet. Read more
alternansNo pictures yet. Read more

alticola

SubgenusRhododendron
SectionVireya
SubsectionEuvireya

In cultivation since: 0
First described: 1960, (Sleumer
Hermann Otto Sleumer
(1906-1983)
Netherlands
Botanical-short: Sleumer
).

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Rhododendron alticola

alutaceum var alutaceum

SubgenusHymenanthes
SectionPontica
SubsectionTaliensia

In cultivation since: 1917
First described: 0, (Balf.f.
Isaac Bayley Balfour
(1853-1922)
Scotland, Edinburgh
Botanical-short: Balf.f.
, W.W.Sm.
William Wright Smith
(1875-1956)
Scotland, UK
Botanical-short: W.W.Sm.
).

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Rhododendron alutaceum var alutaceum
alutaceum var iodesNo pictures yet. Read more

alutaceum var russotinctum

SubgenusHymenanthes
SectionPontica
SubsectionTaliensia

In cultivation since: 1917
First described: 0, (Balf.f.
Isaac Bayley Balfour
(1853-1922)
Scotland, Edinburgh
Botanical-short: Balf.f.
, Forrest
George Forrest
(1873-1932)
Scotland, Falkirk
Botanical-short: Forrest
).

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Rhododendron alutaceum var russotinctum
amabileNo pictures yet. Read more

amagianum

SubgenusTsutsusi
SectionBrachycalyx
Subsection

In cultivation since: 1930
First described: 1930, (Makino
Tomarito Makino
(1862-1957)
Japan, Sakawa
Botanical-short: Makino
).

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Rhododendron amagianum
amakusaenseNo pictures yet. Read more
amandumNo pictures yet. Read more

ambiguum

SubgenusRhododendron
SectionRhododendron
SubsectionTriflora

In cultivation since: 1904
First described: 1911, (Hemsl.
William Botting Hemsley
(1843-1924)
England, Sussex
Botanical-short: Hemsl.
).

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Rhododendron ambiguum

amesiae

SubgenusRhododendron
SectionRhododendron
SubsectionTriflora

In cultivation since: 0
First described: 1913, (Rehder
Alfred Rehder
(1863-1949)
Germany
Botanical-short: Rehder
, E.H. Wilson
Ernest Henry Wilson
(1876-1930)
England, Chipping Campden
Botanical-short: E.H. Wilson
).

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Rhododendron amesiae
amundsenianumNo pictures yet. Read more
anagalliflorumNo pictures yet. Read more
angulatumNo pictures yet. Read more

annae ssp annae

SubgenusHymenanthes
SectionPontica
SubsectionIrrorata

In cultivation since: 1924
First described: 1898, (Franch.
Adrien René Franchet
(1834-1900)
France
Botanical-short: Franch.
).

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Rhododendron annae ssp annae
annae ssp laxiflorumNo pictures yet. Read more

anthopogon ssp anthopogon

SubgenusRhododendron
SectionPogonanthum
Subsection

In cultivation since: 1820
First described: 1821, (G.Don
George Don
(1798-1856)
Scotland, Forfarshire
Botanical-short: G.Don
).

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Rhododendron anthopogon ssp anthopogon

anthopogon ssp hypenanthum

SubgenusRhododendron
SectionPogonanthum
Subsection

In cultivation since: 0
First described: 1979, (Cullen
James Cullen
(0-0)
Botanical-short: Cullen
).

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Rhododendron anthopogon ssp hypenanthum
anthopogonoidesNo pictures yet. Read more
anthopogonoides ssp hoiNo pictures yet. Read more

anthosphaerum

SubgenusHymenanthes
SectionPontica
SubsectionIrrorata

In cultivation since: 1910
First described: 1912, (Diels
Dr. Friedrich Ludwig Emil Diels
(1874-1945)
Germany, Hamburg
Botanical-short: Diels
).

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Rhododendron anthosphaerum

anwheiense

SubgenusHymenanthes
SectionPontica
SubsectionMaculifera

In cultivation since: 1925
First described: 1925, (E.H. Wilson
Ernest Henry Wilson
(1876-1930)
England, Chipping Campden
Botanical-short: E.H. Wilson
).

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Rhododendron anwheiense

aperantum

SubgenusHymenanthes
SectionPontica
SubsectionNeriiflora

In cultivation since: 1919
First described: 1922, (Balf.f.
Isaac Bayley Balfour
(1853-1922)
Scotland, Edinburgh
Botanical-short: Balf.f.
, Kingdon-Ward
Frank Kingdon-Ward
(1885-1958)
England, Manchester
Botanical-short: Kingdon-Ward
).

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Rhododendron aperantum
apienseNo pictures yet. Read more

apoanum

SubgenusRhododendron
SectionVireya
SubsectionMalayovireya

In cultivation since: 0
First described: 0.

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Rhododendron apoanum
apricumNo pictures yet. Read more

araiophyllum

SubgenusHymenanthes
SectionPontica
SubsectionIrrorata

In cultivation since: 1917
First described: 1917, (Balf.f.
Isaac Bayley Balfour
(1853-1922)
Scotland, Edinburgh
Botanical-short: Balf.f.
, W.W.Sm.
William Wright Smith
(1875-1956)
Scotland, UK
Botanical-short: W.W.Sm.
).

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Rhododendron araiophyllum
araiophyllum ssp lapidosumNo pictures yet. Read more

arborescens

SubgenusPentanthera
SectionPentanthera
SubsectionPentanthera

In cultivation since: 1922
First described: 1824, (Torr.
John Torrey
(1796-1873)
USA, New York
Botanical-short: Torr.
).

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Rhododendron arborescens
arboreum f albumNo pictures yet. Read more

arboreum Kingianum Group

SubgenusHymenanthes
SectionPontica
SubsectionArborea

In cultivation since: 0
First described: 1899, (Watson
William Watson
(0-0)
Botanical-short: Watson
).

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Rhododendron arboreum Kingianum Group

arboreum ssp arboreum

SubgenusHymenanthes
SectionPontica
SubsectionArborea

In cultivation since: 1814
First described: 1805, (Sm.
James Edward Smith
(1759-1828)
England, Norwich
Botanical-short: Sm.
).

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Rhododendron arboreum ssp arboreum

arboreum ssp cinnamomeum

SubgenusHymenanthes
SectionPontica
SubsectionArborea

In cultivation since: 0
First described: 1930, (Lindl.
John Lindley
(1799-1865)
England, Norwich
Botanical-short: Lindl.
, Tagg
Harry F. Tagg
(1874-1933)
Scotland, Edinburgh
Botanical-short: Tagg
).

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Rhododendron arboreum ssp cinnamomeum

arboreum ssp cinnamomeum var cinnamomeum

SubgenusHymenanthes
SectionPontica
SubsectionArborea

In cultivation since: 0
First described: 1930, (Lindl.
John Lindley
(1799-1865)
England, Norwich
Botanical-short: Lindl.
).

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Rhododendron arboreum ssp cinnamomeum var cinnamomeum

arboreum ssp cinnamomeum var roseum

SubgenusHymenanthes
SectionPontica
SubsectionArborea

In cultivation since: 0
First described: 1929, (Lindl.
John Lindley
(1799-1865)
England, Norwich
Botanical-short: Lindl.
).

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Rhododendron arboreum ssp cinnamomeum var roseum

arboreum ssp delavayi

SubgenusHymenanthes
SectionPontica
SubsectionArborea

In cultivation since: 1889
First described: 1889, (Franch.
Adrien René Franchet
(1834-1900)
France
Botanical-short: Franch.
).

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Rhododendron arboreum ssp delavayi
arboreum ssp delavayi var albomentosumNo pictures yet. Read more
arboreum ssp delavayi var delavayiNo pictures yet. Read more
arboreum ssp delavayi var peramoenumNo pictures yet. Read more
arboreum ssp nilagiricumNo pictures yet. Read more

arboreum ssp zeylanicum

SubgenusHymenanthes
SectionPontica
SubsectionArborea

In cultivation since: 1830
First described: 0, (Booth
William Beattie Booth
(0-0)
Botanical-short: Booth
, Tagg
Harry F. Tagg
(1874-1933)
Scotland, Edinburgh
Botanical-short: Tagg
).

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Rhododendron arboreum ssp zeylanicum
archboldianumNo pictures yet. Read more
arenicolaNo pictures yet. Read more
arfakianumNo pictures yet. Read more

argipeplum

SubgenusHymenanthes
SectionPontica
SubsectionBarbata

In cultivation since: 1859
First described: 1916, (Balf.f.
Isaac Bayley Balfour
(1853-1922)
Scotland, Edinburgh
Botanical-short: Balf.f.
, Cooper
Roland Edgar Cooper
(1890-1962)
Botanical-short: Cooper
).

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Rhododendron argipeplum

argyrophyllum ssp argyrophyllum

SubgenusHymenanthes
SectionPontica
SubsectionArgyrophylla

In cultivation since: 1904
First described: 1886, (Franch.
Adrien René Franchet
(1834-1900)
France
Botanical-short: Franch.
).

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Rhododendron argyrophyllum ssp argyrophyllum

argyrophyllum ssp hypoglaucum

SubgenusHymenanthes
SectionPontica
SubsectionArgyrophylla

In cultivation since: 1900
First described: 0, (Hemsl.
William Botting Hemsley
(1843-1924)
England, Sussex
Botanical-short: Hemsl.
).

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Rhododendron argyrophyllum ssp hypoglaucum

argyrophyllum ssp nankingense

SubgenusHymenanthes
SectionPontica
SubsectionArgyrophylla

In cultivation since: 1932
First described: 0, (Cowan
Richard S. Cowan
(1921-1997)
USA, Crawfordsville, Indiana
Botanical-short: Cowan
).

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Rhododendron argyrophyllum ssp nankingense

argyrophyllum ssp omeiense

SubgenusHymenanthes
SectionPontica
SubsectionArgyrophylla

In cultivation since: 1980
First described: 0, (Rehder
Alfred Rehder
(1863-1949)
Germany
Botanical-short: Rehder
, E.H. Wilson
Ernest Henry Wilson
(1876-1930)
England, Chipping Campden
Botanical-short: E.H. Wilson
).

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Rhododendron argyrophyllum ssp omeiense

arizelum

SubgenusHymenanthes
SectionPontica
SubsectionFalconera

In cultivation since: 1917
First described: 1920, (Balf.f.
Isaac Bayley Balfour
(1853-1922)
Scotland, Edinburgh
Botanical-short: Balf.f.
, Forrest
George Forrest
(1873-1932)
Scotland, Falkirk
Botanical-short: Forrest
).

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Rhododendron arizelum

armitii

SubgenusRhododendron
SectionVireya
SubsectionEuvireya

In cultivation since: 0
First described: 1895, (F.M.Bailey
Frederick Manson Bailey
(1827-1915)
Australia
Botanical-short: F.M.Bailey
).

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Rhododendron armitii
arunachalenseNo pictures yet. Read more
asperrimumNo pictures yet. Read more
asperulumNo pictures yet. Read more
asperumNo pictures yet. Read more

asterochnoum var asterochnoum

SubgenusHymenanthes
SectionPontica
SubsectionFortunea

In cultivation since: 1990
First described: 1921, (Diels
Dr. Friedrich Ludwig Emil Diels
(1874-1945)
Germany, Hamburg
Botanical-short: Diels
).

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Rhododendron asterochnoum var asterochnoum
asterochnoum var brevipedicellatumNo pictures yet. Read more

atlanticum

SubgenusPentanthera
SectionPentanthera
SubsectionPentanthera

In cultivation since: 1922
First described: 1921, (Rehder
Alfred Rehder
(1863-1949)
Germany
Botanical-short: Rehder
, E.H. Wilson
Ernest Henry Wilson
(1876-1930)
England, Chipping Campden
Botanical-short: E.H. Wilson
).

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Rhododendron atlanticum
atropunicumNo pictures yet. Read more
atropurpureumNo pictures yet. Read more
atrovirensNo pictures yet. Read more

augustinii ssp augustinii

SubgenusRhododendron
SectionRhododendron
SubsectionTriflora

In cultivation since: 1890
First described: 1889, (Hemsl.
William Botting Hemsley
(1843-1924)
England, Sussex
Botanical-short: Hemsl.
).

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Rhododendron augustinii ssp augustinii

augustinii ssp chasmantum

SubgenusRhododendron
SectionRhododendron
SubsectionTriflora

In cultivation since: 1919
First described: 1912, (Diels
Dr. Friedrich Ludwig Emil Diels
(1874-1945)
Germany, Hamburg
Botanical-short: Diels
).

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Rhododendron augustinii ssp chasmantum

augustinii ssp hardyi

SubgenusRhododendron
SectionRhododendron
SubsectionTriflora

In cultivation since: 1949
First described: 1974, (Davidian
H.H. Davidian
(0-0)
Botanical-short: Davidian
).

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Rhododendron augustinii ssp hardyi

augustinii ssp rubrum

SubgenusRhododendron
SectionRhododendron
SubsectionTriflora

In cultivation since: 0
First described: .

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Rhododendron augustinii ssp rubrum

aureum var aureum

SubgenusHymenanthes
SectionPontica
SubsectionPontica

In cultivation since: 1776
First described: 1775, (Georgi
Johann Gottlieb Georgi
(1729-1802)
Germany
Botanical-short: Georgi
).

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Rhododendron aureum var aureum
aureum var hypopytisNo pictures yet. Read more

auriculatum

SubgenusHymenanthes
SectionPontica
SubsectionAuriculata

In cultivation since: 1901
First described: 1899, (Hemsl.
William Botting Hemsley
(1843-1924)
England, Sussex
Botanical-short: Hemsl.
).

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Rhododendron auriculatum
aurigeranum ssp aurigeranumNo pictures yet. Read more
aurigeranum ssp hirsutumNo pictures yet. Read more

auritum

SubgenusRhododendron
SectionRhododendron
SubsectionTephroplepa

In cultivation since: 1924
First described: 1931, (Tagg
Harry F. Tagg
(1874-1933)
Scotland, Edinburgh
Botanical-short: Tagg
).

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Rhododendron auritum

austrinum

SubgenusPentanthera
SectionPentanthera
SubsectionPentanthera

In cultivation since: 0
First described: 0.

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Rhododendron austrinum

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Rhododendron Species   Hirsutum.info     Project started 03 June 2009