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Species of
Rhododendron
L.
Rhododendron aberconwayi
Cowan
Rhododendron achroanthum
Balf. f. & W. W. Sm.
(=
Rhododendron rupicola
W. W. Sm. var.
rupicola
)
Rhododendron acraium
Balf. f. & W. W. Sm.
(=
Rhododendron primuliflorum
Bureau & Franch.
)
Rhododendron acuminatum
Hook. f.
Rhododendron adamsii
Rehder
Rhododendron adenogynum
Diels
Rhododendron adenophorum
Balf. f. & W. W. Sm.
(=
Rhododendron adenogynum
Diels
)
Rhododendron aeruginosum
Hook. f.
(=
Rhododendron campanulatum
D. Don subsp.
aeruginosum
(Hook. f.) D. F. Chamb.
)
Rhododendron aganniphum
Balf. f. & Kingdon-Ward
Rhododendron aganniphum
Balf. f. & Kingdon-Ward var.
aganniphum
Rhododendron aganniphum
Balf. f. & Kingdon-Ward var.
flavorufum
(Balf. f. & Forrest) D. F. Chamb.
Rhododendron agastum
Balf. f. & W. W. Sm.
Rhododendron agetum
Balf. f. & Forrest
(=
Rhododendron neriiflorum
Franch. subsp.
agetum
(Balf. f. & Forrest) Tagg
)
Rhododendron agglutinatum
Balf. f. & Forrest
(=
Rhododendron phaeochrysum
Balf. f. & W. W. Sm. var.
agglutinatum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron aiolopeplum
Balf. f. & Forrest
(=
Rhododendron phaeochrysum
Balf. f. & W. W. Sm. var.
levistratum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron alabamense
Rehder
Rhododendron albertsenianum
Forrest
Rhododendron albiflorum
Hook.
Rhododendron albrechtii
Maxim.
Rhododendron alutaceum
Balf. f. & W. W. Sm.
Rhododendron alutaceum
Balf. f. & W. W. Sm. var.
alutaceum
Rhododendron alutaceum
Balf. f. & W. W. Sm. var.
iodes
(Balf. f. & Forrest) D. F. Chamb.
Rhododendron alutaceum
Balf. f. & W. W. Sm. var.
russotinctum
(Balf. f. & Forrest) D. F. Chamb.
Rhododendron amagianum
(Makino) H. Hara
Rhododendron amamiense
Ohwi
(=
Rhododendron latoucheae
Franch.
)
Rhododendron amaurophyllum
Balf. f. & Forrest
(=
Rhododendron saluenense
Franch. subsp.
saluenense
)
Rhododendron ambiguum
Hemsl.
Rhododendron anagalliflorum
Wernham
Rhododendron annae
Franch.
Rhododendron anthopogon
D. Don
Rhododendron anthopogon
D. Don subsp.
anthopogon
Rhododendron anthopogon
D. Don subsp.
hypenanthum
(Balf. f.) Cullen
Rhododendron anthosphaerum
Diels
Rhododendron aperantum
Balf. f. & Kingdon-Ward
Rhododendron apodectum
Balf. f. & W. W. Sm.
(=
Rhododendron dichroanthum
Diels subsp.
apodectum
(Balf. f. & W. W. Sm.) Cowan
)
Rhododendron araiophyllum
Balf. f. & W. W. Sm.
Rhododendron araliiforme
Balf. f. & Forrest
(=
Rhododendron vernicosum
Franch.
)
Rhododendron arborescens
(Pursh) Torr.
Rhododendron arboreum
Sm.
Rhododendron arboreum
Sm. var.
campbelliae
(Hook. f.) C. B. Clarke
(=
Rhododendron arboreum
Sm. subsp.
cinnamomeum
(Lindl.) Tagg var.
cinnamomeum
Lindl.
)
Rhododendron arboreum
Sm. var.
nilagiricum
(Zenker) C. B. Clarke
(=
Rhododendron arboreum
Sm. subsp.
nilagiricum
(Zenker) Tagg
)
Rhododendron arboreum
Sm. subsp.
arboreum
Rhododendron arboreum
Sm. subsp.
cinnamomeum
(Lindl.) Tagg var.
cinnamomeum
Lindl.
Rhododendron arboreum
Sm. subsp.
delavayi
(Franch.) D. F. Chamb.
Rhododendron arboreum
Sm. subsp.
nilagiricum
(Zenker) Tagg
Rhododendron arboreum
Sm. subsp.
zeylanicum
(T. J. Booth) Tagg
Rhododendron
×
arendsii
Arends
Rhododendron argyrophyllum
Franch.
Rhododendron argyrophyllum
Franch. subsp.
argyrophyllum
Rhododendron argyrophyllum
Franch. subsp.
hypoglaucum
(Hemsl.) D. F. Chamb.
Rhododendron arizelum
Balf. f. & Forrest
Rhododendron artosquameum
Balf. f. & Forrest
(=
Rhododendron oreotrephes
W. W. Sm.
)
Rhododendron atlanticum
(Ashe) Rehder
Rhododendron atropurpureum
Sleumer
Rhododendron aucklandii
Hook. f.
(=
Rhododendron griffithianum
Wight
)
Rhododendron augustinii
Hemsl.
Rhododendron augustinii
Hemsl. subsp.
augustinii
Rhododendron augustinii
Hemsl. subsp.
chasmanthum
(Diels) Cullen
Rhododendron augustinii
Hemsl. subsp.
hardyi
(Davidian) Cullen
Rhododendron augustinii
Hemsl. subsp.
rubrum
(Davidian) Cullen
Rhododendron aureum
Georgi
Rhododendron auriculatum
Hemsl.
Rhododendron aurigeranum
Sleumer
Rhododendron auritum
Tagg
Rhododendron austrinum
(Small) Rehder
Rhododendron austrokiusianum
Hatus.
(=
Rhododendron obtusum
(Lindl.) Planch.
)
Rhododendron
×
azaleodendron
M. Vilm. & Bois
Rhododendron azaleoides
hort. ex Dum. Cours.
(=
Rhododendron ponticum
L.
)
Rhododendron baileyi
Balf. f.
Rhododendron bainbridgeanum
Tagg & Forrest
Rhododendron balfourianum
Diels
Rhododendron balfourianum
Diels var.
aganniphoides
Tagg & Forrest
(=
Rhododendron balfourianum
Diels
)
Rhododendron balsaminiflorum
Carrière
(=
Rhododendron indicum
(L.) Sweet
)
Rhododendron barbatum
Wall. ex G. Don
Rhododendron basilicum
Balf. f. & W. W. Sm.
Rhododendron beesianum
Diels
Rhododendron beimaense
Balf. f. & Forrest
(=
Rhododendron
×
erythrocalyx
Balf. f. & Forrest
)
Rhododendron benhallii
Craven
Rhododendron beyerinckianum
Koord.
Rhododendron boothii
Nutt.
Rhododendron brachyandrum
Balf. f. & Forrest
(=
Rhododendron eclecteum
Balf. f. & Forrest var.
eclecteum
)
Rhododendron brachyanthum
Franch.
Rhododendron brachyanthum
Franch. var.
hypolepidotum
Franch.
(=
Rhododendron brachyanthum
Franch. subsp.
hypolepidotum
(Franch.) Cullen
)
Rhododendron brachyanthum
Franch. subsp.
brachyanthum
Rhododendron brachyanthum
Franch. subsp.
hypolepidotum
(Franch.) Cullen
Rhododendron brachycarpum
D. Don ex G. Don
Rhododendron brachycarpum
D. Don ex G. Don var.
lutescens
Koidz.
(=
Rhododendron
×
nikomontanum
(Komatsu) Nakai
)
Rhododendron brachycarpum
D. Don ex G. Don subsp.
fauriei
(Franch.) D. F. Chamb.
(=
Rhododendron brachycarpum
D. Don ex G. Don
)
Rhododendron brachycarpum
D. Don ex G. Don subsp.
tigerstedtii
Nitz.
(=
Rhododendron brachycarpum
D. Don ex G. Don
)
Rhododendron brevistylum
Franch.
(=
Rhododendron heliolepis
Franch. var.
brevistylum
(Franch.) Cullen
)
Rhododendron brookeanum
H. Low ex Lindl.
Rhododendron brunneifolium
Balf. f. & Forrest
(=
Rhododendron eudoxum
Balf. f. & Forrest var.
brunneifolium
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron bullatum
Franch.
(=
Rhododendron edgeworthii
Hook. f.
)
Rhododendron bureavii
Franch.
Rhododendron burmanicum
Hutch.
Rhododendron buxifolium
H. Low ex Hook. f. var.
robustum
Sleumer
Rhododendron caeruleum
H. Lév.
(=
Rhododendron rigidum
Franch.
)
Rhododendron calciphilum
Hutch. & Kingdon-Ward
(=
Rhododendron calostrotum
Balf. f. & Kingdon-Ward subsp.
riparium
(Kingdon-Ward ex Hutch.) Cullen
)
Rhododendron calendulaceum
(Michx.) Torr.
Rhododendron californicum
Hook.
(=
Rhododendron macrophyllum
D. Don ex G. Don
)
Rhododendron callimorphum
Balf. f. & W. W. Sm.
Rhododendron callimorphum
Balf. f. & W. W. Sm. var.
callimorphum
Rhododendron callimorphum
Balf. f. & W. W. Sm. var.
myiagrum
(Balf. f. & Forrest) D. F. Chamb.
Rhododendron calophytum
Franch.
Rhododendron calostrotum
Balf. f. & Kingdon-Ward
Rhododendron calostrotum
Balf. f. & Kingdon-Ward subsp.
calostrotum
Rhododendron calostrotum
Balf. f. & Kingdon-Ward subsp.
keleticum
(Balf. f. & Forrest) Cullen
Rhododendron calostrotum
Balf. f. & Kingdon-Ward subsp.
riparioides
Cullen
Rhododendron calostrotum
Balf. f. & Kingdon-Ward subsp.
riparium
(Kingdon-Ward ex Hutch.) Cullen
Rhododendron caloxanthum
Balf. f. & Farrer
(=
Rhododendron campylocarpum
Hook. f. subsp.
caloxanthum
(Balf. f. & Farrer) D. F. Chamb.
)
Rhododendron camelliiflorum
Hook. f.
Rhododendron campanulatum
D. Don
Rhododendron campanulatum
D. Don var.
aeruginosum
(Hook. f.) Cowan & Davidian
(=
Rhododendron campanulatum
D. Don subsp.
aeruginosum
(Hook. f.) D. F. Chamb.
)
Rhododendron campanulatum
D. Don var.
wallichii
(Hook. f.) Hook. f.
(=
Rhododendron wallichii
Hook. f.
)
Rhododendron campanulatum
D. Don subsp.
aeruginosum
(Hook. f.) D. F. Chamb.
Rhododendron campanulatum
D. Don subsp.
campanulatum
Rhododendron campbelliae
Hook. f.
(=
Rhododendron arboreum
Sm. subsp.
cinnamomeum
(Lindl.) Tagg var.
cinnamomeum
Lindl.
)
Rhododendron campylocarpum
Hook. f.
Rhododendron campylocarpum
Hook. f. subsp.
caloxanthum
(Balf. f. & Farrer) D. F. Chamb.
Rhododendron campylocarpum
Hook. f. subsp.
campylocarpum
Rhododendron campylogynum
Franch.
Rhododendron camtschaticum
Pall.
(=
Therorhodion camtschaticum
(Pall.) Small
)
Rhododendron camtschaticum
subsp.
glandulosum
Rhododendron canadense
(L.) Torr.
Rhododendron canescens
(Michx.) Sweet
Rhododendron canescens
(Michx.) Sweet var.
candidum
(Small) Rehder
(=
Rhododendron canescens
(Michx.) Sweet
)
Rhododendron cantabile
Balf. f. ex Hutch.
(=
Rhododendron russatum
Balf. f. & Forrest
)
Rhododendron capitatum
Maxim.
Rhododendron carneum
Hutch.
Rhododendron carolinianum
Rehder
(=
Rhododendron minus
Michx. var.
minus
)
Rhododendron carringtoniae
F. Muell.
Rhododendron catacosmum
Balf. f. ex Tagg
Rhododendron catawbiense
Michx.
Rhododendron caucasicum
Pall.
Rhododendron cephalanthum
Franch.
Rhododendron cephalanthum
Franch. subsp.
cephalanthum
Rhododendron cephalanthum
Franch. subsp.
platyphyllum
(Balf. f. & W. W. Sm.) Cullen
Rhododendron cerasinum
Tagg
Rhododendron chaetomallum
Balf. f. & Forrest
(=
Rhododendron haematodes
Franch. subsp.
chaetomallum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron chalarocladum
Balf. f. & Forrest
(=
Rhododendron selense
Franch. subsp.
selense
)
Rhododendron chamaecistus
L.
(=
Rhodothamnus chamaecistus
(L.) Rchb.
)
Rhododendron chamaethomsonii
(Tagg) Cowan & Davidian
Rhododendron chamaethomsonii
(Tagg) Cowan & Davidian var.
chamaedoron
(Tagg) D. F. Chamb.
Rhododendron chamaethomsonii
(Tagg) Cowan & Davidian var.
chamaethauma
(Tagg) Cowan & Davidian
Rhododendron chamaethomsonii
(Tagg) Cowan & Davidian var.
chamaethomsonii
Rhododendron chamaetortum
Balf. f. & Kingdon-Ward
(=
Rhododendron cephalanthum
Franch. subsp.
cephalanthum
)
Rhododendron chamberlainii
Craven
(=
Diplarche multiflora
Hook. f. & Thomson
)
Rhododendron chameunum
Balf. f. & Forrest
(=
Rhododendron saluenense
Franch. subsp.
chameunum
(Balf. f. & Forrest) Cullen
)
Rhododendron chapmanii
(Alph. Wood) A. Gray
(=
Rhododendron minus
Michx. var.
chapmanii
(Alph. Wood) W. H. Duncan & Pullen
)
Rhododendron charitopes
Balf. f. & Farrer
Rhododendron charitostreptum
Balf. f. & Kingdon-Ward
(=
Rhododendron brachyanthum
Franch. subsp.
hypolepidotum
(Franch.) Cullen
)
Rhododendron chartophyllum
Franch.
(=
Rhododendron yunnanense
Franch.
)
Rhododendron chasmanthoides
Balf. f. & Forrest
(=
Rhododendron augustinii
Hemsl. subsp.
chasmanthum
(Diels) Cullen
)
Rhododendron chasmanthum
Diels
(=
Rhododendron augustinii
Hemsl. subsp.
chasmanthum
(Diels) Cullen
)
Rhododendron christianae
Sleumer
Rhododendron christii
F. Först.
Rhododendron chrysanthum
Pall.
(=
Rhododendron aureum
Georgi
)
Rhododendron chrysanthum
Pall. var.
nikomontanum
Komatsu
(=
Rhododendron
×
nikomontanum
(Komatsu) Nakai
)
Rhododendron chryseum
Balf. f. & Kingdon-Ward
(=
Rhododendron rupicola
W. W. Sm. var.
chryseum
(Balf. f. & Kingdon-Ward) Philipson & M. N. Philipson
)
Rhododendron chrysodoron
Tagg ex Hutch.
Rhododendron chrysolepis
Hutch. & Kingdon-Ward
Rhododendron ciliatum
Hook. f.
Rhododendron ciliicalyx
Franch.
Rhododendron cinnabarinum
Hook. f.
Rhododendron cinnabarinum
Hook. f. subsp.
cinnabarinum
Rhododendron cinnabarinum
Hook. f. subsp.
tamaense
(Davidian) Cullen
Rhododendron cinnabarinum
Hook. f. subsp.
xanthocodon
(Hutch.) Cullen
Rhododendron citriniflorum
Balf. f. & Forrest
Rhododendron citriniflorum
Balf. f. & Forrest var.
citriniflorum
Rhododendron citriniflorum
Balf. f. & Forrest var.
horaeum
(Balf. f. & Forrest) D. F. Chamb.
Rhododendron citrinum
(Hassk.) Hassk.
Rhododendron clementinae
Forrest
Rhododendron clivicola
Balf. f. & W. W. Sm.
(=
Rhododendron primuliflorum
Bureau & Franch.
)
Rhododendron cloiophorum
Balf. f. & Forrest
(=
Rhododendron sanguineum
Franch. var.
cloiophorum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron colemanii
R. F. Mill.
Rhododendron colletum
Balf. f. & Forrest
(=
Rhododendron beesianum
Diels
)
Rhododendron columbianum
(Piper) Harmaja
Rhododendron commonae
F. Först.
Rhododendron concatenans
Hutch.
(=
Rhododendron cinnabarinum
Hook. f. subsp.
xanthocodon
(Hutch.) Cullen
)
Rhododendron concinnum
Hemsl.
Rhododendron coriaceum
Franch.
Rhododendron
×
coriifolium
Sleumer
Rhododendron coryanum
Tagg & Forrest
Rhododendron coryphaeum
Balf. f. & Forrest
(=
Rhododendron praestans
Balf. f. & W. W. Sm.
)
Rhododendron cosmetum
Balf. f. & Forrest
(=
Rhododendron saluenense
Franch. subsp.
chameunum
(Balf. f. & Forrest) Cullen
)
Rhododendron crassum
Franch.
(=
Rhododendron maddenii
Hook. f. subsp.
crassum
(Franch.) Cullen
)
Rhododendron crebreflorum
Hutch. & Kingdon-Ward
(=
Rhododendron cephalanthum
Franch. subsp.
cephalanthum
)
Rhododendron crinigerum
Franch.
Rhododendron croceum
Balf. f. & W. W. Sm.
(=
Rhododendron wardii
W. W. Sm. var.
wardii
)
Rhododendron cruttwellii
Sleumer
Rhododendron cubittii
Hutch.
(=
Rhododendron veitchianum
Hook.
)
Rhododendron cucullatum
Hand.-Mazz.
(=
Rhododendron roxieanum
Forrest var.
cucullatum
(Hand.-Mazz.) D. F. Chamb.
)
Rhododendron cuffeanum
Craib ex Hutch.
Rhododendron culminicola
F. Muell.
Rhododendron cumberlandense
E. L. Braun
Rhododendron cuneatum
W. W. Sm.
Rhododendron dalhousieae
Hook. f.
Rhododendron dalhousieae
Hook. f. var.
dalhousieae
Rhododendron dalhousieae
Hook. f. var.
rhabdotum
(Balf. f. & R. E. Cooper) Cullen
Rhododendron dasycladum
Balf. f. & W. W. Sm.
(=
Rhododendron selense
Franch. subsp.
dasycladum
(Balf. f. & W. W. Sm.) D. F. Chamb.
)
Rhododendron dasypetalum
Balf. f. & Forrest
Rhododendron dauricum
L.
Rhododendron dauricum
L. var.
mucronulatum
(Turcz.) Maxim.
(=
Rhododendron mucronulatum
Turcz. var.
mucronulatum
)
Rhododendron dauricum
L. var.
sempervirens
Sims
(=
Rhododendron ledebourii
Pojark.
)
Rhododendron davidsonianum
Rehder & E. H. Wilson
Rhododendron decandrum
(Makino) Makino
Rhododendron decorum
Franch.
Rhododendron decorum
Franch. subsp.
decorum
Rhododendron decorum
Franch. subsp.
diaprepes
(Balf. f. & W. W. Sm.) T. L. Ming
Rhododendron degronianum
Carrière
Rhododendron degronianum
Carrière subsp.
degronianum
Rhododendron degronianum
Carrière subsp.
heptamerum
(Maxim.) H. Hara
Rhododendron degronianum
Carrière subsp.
heptamerum
(Maxim.) H. Hara var.
heptamerum
(Maxim.) Sealy ex Davidian
Rhododendron degronianum
Carrière subsp.
heptamerum
(Maxim.) H. Hara var.
hondoense
(Nakai) H. Hara
Rhododendron degronianum
Carrière subsp.
heptamerum
(Maxim.) H. Hara var.
kyomaruense
(T. Yamaz.) H. Hara
Rhododendron degronianum
Carrière subsp.
yakushimanum
(Nakai) H. Hara
Rhododendron degronianum
Carrière subsp.
yakushimanum
(Nakai) H. Hara var.
intermedium
(Sugim.) H. Hara
Rhododendron degronianum
Carrière subsp.
yakushimanum
(Nakai) H. Hara var.
yakushimanum
(Nakai) Kitam.
Rhododendron delavayi
Franch.
(=
Rhododendron arboreum
Sm. subsp.
delavayi
(Franch.) D. F. Chamb.
)
Rhododendron deleiense
Hutch. & Kingdon-Ward
(=
Rhododendron tephropeplum
Balf. f. & Forrest
)
Rhododendron dendricola
Hutch.
Rhododendron desquamatum
Balf. f. & Forrest
(=
Rhododendron rubiginosum
Franch.
)
Rhododendron diaprepes
Balf. f. & W. W. Sm.
(=
Rhododendron decorum
Franch. subsp.
diaprepes
(Balf. f. & W. W. Sm.) T. L. Ming
)
Rhododendron dichroanthum
Diels
Rhododendron dichroanthum
Diels subsp.
apodectum
(Balf. f. & W. W. Sm.) Cowan
Rhododendron dichroanthum
Diels subsp.
dichroanthum
Rhododendron dichroanthum
Diels subsp.
scyphocalyx
(Balf. f. & Forrest) Cowan
Rhododendron dichroanthum
Diels subsp.
septentrionale
Cowan
Rhododendron dictyotum
Balf. f. ex Tagg
(=
Rhododendron traillianum
Forrest & W. W. Sm. var.
dictyotum
(Balf. f. ex Tagg) D. F. Chamb.
)
Rhododendron didymum
Balf. f. & Forrest
(=
Rhododendron sanguineum
Franch. var.
didymum
(Balf. f. & Forrest) T. L. Ming
)
Rhododendron dielsianum
Schltr.
Rhododendron dilatatum
Miq.
Rhododendron dilatatum
Miq. var.
decandrum
Makino
(=
Rhododendron decandrum
(Makino) Makino
)
Rhododendron discolor
Franch.
(=
Rhododendron fortunei
Lindl. subsp.
discolor
(Franch.) D. F. Chamb.
)
Rhododendron diversipilosum
(Nakai) Harmaja
Rhododendron drumonium
Balf. f. & Kingdon-Ward
(=
Rhododendron telmateium
Balf. f. & W. W. Sm.
)
Rhododendron dryophyllum
Balf. f. & Forrest
(=
Rhododendron phaeochrysum
Balf. f. & W. W. Sm. var.
phaeochrysum
)
Rhododendron dumosulum
Balf. f. & Forrest
(=
Rhododendron phaeochrysum
Balf. f. & W. W. Sm. var.
agglutinatum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron eclecteum
Balf. f. & Forrest
Rhododendron eclecteum
Balf. f. & Forrest var.
bellatulum
Tagg
Rhododendron eclecteum
Balf. f. & Forrest var.
brachyandrum
(Balf. f. & Forrest) Cowan & Davidian
(=
Rhododendron eclecteum
Balf. f. & Forrest var.
eclecteum
)
Rhododendron eclecteum
Balf. f. & Forrest var.
eclecteum
Rhododendron edgarianum
Rehder & E. H. Wilson
Rhododendron edgeworthii
Hook. f.
Rhododendron elliottii
G. Watt
Rhododendron ellipticum
Maxim.
(=
Rhododendron moulmainense
Hook. f.
)
Rhododendron erastum
Balf. f. & Forrest
Rhododendron ericoides
H. Low ex Hook. f.
Rhododendron eriocarpum
(Hayata) Nakai
Rhododendron eriogynum
Balf. f. & W. W. Sm.
(=
Rhododendron facetum
Balf. f. & Kingdon-Ward
)
Rhododendron eritimum
Balf. f. & W. W. Sm.
(=
Rhododendron anthosphaerum
Diels
)
Rhododendron
×
erythrocalyx
Balf. f. & Forrest
Rhododendron euchaites
Balf. f. & Forrest
(=
Rhododendron neriiflorum
Franch. subsp.
neriiflorum
)
Rhododendron eudoxum
Balf. f. & Forrest
Rhododendron eudoxum
Balf. f. & Forrest var.
brunneifolium
(Balf. f. & Forrest) D. F. Chamb.
Rhododendron eudoxum
Balf. f. & Forrest var.
eudoxum
Rhododendron eudoxum
Balf. f. & Forrest var.
mesopolium
(Balf. f. & Forrest) D. F. Chamb.
Rhododendron exasperatum
Tagg
Rhododendron eximium
Nutt.
(=
Rhododendron falconeri
Hook. f. subsp.
eximium
(Nutt.) D. F. Chamb.
)
Rhododendron exquisitum
Hutch.
(=
Rhododendron oreotrephes
W. W. Sm.
)
Rhododendron facetum
Balf. f. & Kingdon-Ward
Rhododendron falconeri
Hook. f.
Rhododendron falconeri
Hook. f. subsp.
eximium
(Nutt.) D. F. Chamb.
Rhododendron falconeri
Hook. f. subsp.
falconeri
Rhododendron fallacinum
Sleumer
Rhododendron fargesii
Franch.
(=
Rhododendron oreodoxa
Franch. var.
fargesii
(Franch.) D. F. Chamb.
)
Rhododendron farrerae
Tate ex Sweet
Rhododendron fastigiatum
Franch.
Rhododendron fauriei
Franch.
(=
Rhododendron brachycarpum
D. Don ex G. Don
)
Rhododendron ferrugineum
L.
Rhododendron fictolacteum
Balf. f.
(=
Rhododendron rex
H. Lév. subsp.
fictolacteum
(Balf. f.) D. F. Chamb.
)
Rhododendron flammeum
(Michx.) Sarg.
Rhododendron flavorufum
Balf. f. & Forrest
(=
Rhododendron aganniphum
Balf. f. & Kingdon-Ward var.
flavorufum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron flavum
G. Don
(=
Rhododendron luteum
Sweet
)
Rhododendron floccigerum
Franch.
Rhododendron formosanum
Hemsl.
Rhododendron formosum
Wall.
Rhododendron formosum
Wall. var.
formosum
Rhododendron formosum
Wall. var.
inaequale
C. B. Clarke
Rhododendron formosum
Wall. var.
johnstoneanum
Brandis
(=
Rhododendron johnstoneanum
(Brandis) G. Watt ex Hutch.
)
Rhododendron forrestii
Balf. f. ex Diels
Rhododendron forrestii
Balf. f. ex Diels subsp.
forrestii
Rhododendron forrestii
Balf. f. ex Diels subsp.
papillatum
D. F. Chamb.
Rhododendron
×
forsterianum
hort. ex Rehder
Rhododendron fortunei
Lindl.
Rhododendron fortunei
Lindl. subsp.
discolor
(Franch.) D. F. Chamb.
Rhododendron fortunei
Lindl. subsp.
fortunei
Rhododendron
×
fragrans
Paxton
Rhododendron
×
fragrantissimum
Burb. ex Rehder
Rhododendron fulgens
Hook. f.
Rhododendron
×
fulvastrum
Balf. f. & Forrest
Rhododendron fulvoides
Balf. f. & Forrest
(=
Rhododendron fulvum
Balf. f. & W. W. Sm.
)
Rhododendron fulvum
Balf. f. & W. W. Sm.
Rhododendron galactinum
Balf. f. ex Tagg
Rhododendron gaultheriifolium
J. J. Sm.
Rhododendron genestierianum
Forrest
Rhododendron giganteum
Tagg
(=
Rhododendron protistum
Balf. f. & Forrest var.
giganteum
(Tagg) D. F. Chamb.
)
Rhododendron glaucophyllum
Rehder
Rhododendron glischrum
Balf. f. & W. W. Sm.
Rhododendron globigerum
Balf. f. & Forrest
(=
Rhododendron alutaceum
Balf. f. & W. W. Sm. var.
alutaceum
)
Rhododendron glomerulatum
Hutch.
(=
Rhododendron yungningense
Balf. f. ex Hutch.
)
Rhododendron
×
gowenianum
Sweet
(=
Rhododendron
hybr.
)
Rhododendron gracilentum
F. Muell.
Rhododendron grande
Wight
Rhododendron griersonianum
Balf. f. & Forrest
Rhododendron griffithianum
Wight
Rhododendron groenlandicum
(Oeder) Kron & Judd
Rhododendron gymnanthum
Diels
(=
Rhododendron lukiangense
Franch.
)
Rhododendron gymnogynum
Balf. f. & Forrest
(=
Rhododendron anthosphaerum
Diels
)
Rhododendron habrotrichum
Balf. f. & W. W. Sm.
Rhododendron haemaleum
Balf. f. & Forrest
(=
Rhododendron sanguineum
Franch. var.
haemaleum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron haematodes
Franch.
Rhododendron haematodes
Franch. subsp.
chaetomallum
(Balf. f. & Forrest) D. F. Chamb.
Rhododendron haematodes
Franch. subsp.
haematodes
Rhododendron hansemannii
Warb.
(=
Rhododendron macgregoriae
F. Muell.
)
Rhododendron hardingii
Forrest ex Tagg
(=
Rhododendron annae
Franch.
)
Rhododendron hardyi
Davidian
(=
Rhododendron augustinii
Hemsl. subsp.
hardyi
(Davidian) Cullen
)
Rhododendron heliolepis
Franch.
Rhododendron heliolepis
Franch. var.
brevistylum
(Franch.) Cullen
Rhododendron heliolepis
Franch. var.
heliolepis
Rhododendron hemidartum
Balf. f. ex Tagg
(=
Rhododendron pocophorum
Balf. f. ex Tagg var.
hemidartum
(Balf. f. ex Tagg) D. F. Chamb.
)
Rhododendron hemitrichotum
Balf. f. & Forrest
Rhododendron heptamerum
Balf. f.
(=
Rhododendron anthosphaerum
Diels
)
Rhododendron herzogii
Warb.
Rhododendron himertum
Balf. f. & Forrest
(=
Rhododendron sanguineum
Franch. var.
himertum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron hippophaeoides
Balf. f. & W. W. Sm.
Rhododendron hirsutum
L.
Rhododendron hirtipes
Tagg
Rhododendron hodgsonii
Hook. f.
Rhododendron hookeri
Nutt.
Rhododendron horaeum
Balf. f. & Forrest
(=
Rhododendron citriniflorum
Balf. f. & Forrest var.
horaeum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron houlstonii
Hemsl. & E. H. Wilson
(=
Rhododendron fortunei
Lindl. subsp.
discolor
(Franch.) D. F. Chamb.
)
Rhododendron
hybr.
Rhododendron hylaeum
Balf. f. & Farrer
Rhododendron hylothreptum
Balf. f. & W. W. Sm.
(=
Rhododendron anthosphaerum
Diels
)
Rhododendron hymenanthes
Makino
(=
Rhododendron degronianum
Carrière subsp.
heptamerum
(Maxim.) H. Hara var.
heptamerum
(Maxim.) Sealy ex Davidian
)
Rhododendron hypenanthum
Balf. f.
(=
Rhododendron anthopogon
D. Don subsp.
hypenanthum
(Balf. f.) Cullen
)
Rhododendron hyperythrum
Hayata
Rhododendron hypoglaucum
Hemsl.
(=
Rhododendron argyrophyllum
Franch. subsp.
hypoglaucum
(Hemsl.) D. F. Chamb.
)
Rhododendron hypolepidotum
(Franch.) Balf. f. & Forrest
(=
Rhododendron brachyanthum
Franch. subsp.
hypolepidotum
(Franch.) Cullen
)
Rhododendron hypoleucum
(Kom.) Harmaja
Rhododendron impeditum
Balf. f. & W. W. Sm.
Rhododendron imperator
Kingdon-Ward
(=
Rhododendron uniflorum
Kingdon-Ward var.
imperator
(Kingdon-Ward) Cullen
)
Rhododendron inaequale
(C. B. Clarke) Hutch.
(=
Rhododendron formosum
Wall. var.
inaequale
C. B. Clarke
)
Rhododendron inconspicuum
J. J. Sm.
Rhododendron indicum
(L.) Sweet
Rhododendron indicum
(L.) Sweet f.
japonicum
Maxim.
(=
Rhododendron kiusianum
Makino
)
Rhododendron indicum
(L.) Sweet var.
eriocarpum
Hayata
(=
Rhododendron eriocarpum
(Hayata) Nakai
)
Rhododendron indicum
Sweet var.
ignescens
Sweet
(=
Rhododendron simsii
Planch. var.
simsii
)
Rhododendron indicum
(L.) Sweet var.
phoeniceum
Sweet
(=
Rhododendron
×
pulchrum
Sweet
)
Rhododendron indicum
Sweet var.
simsii
(Planch.) Maxim.
(=
Rhododendron simsii
Planch. var.
simsii
)
Rhododendron insculptum
Hutch. & Kingdon-Ward
Rhododendron insigne
Hemsl. & E. H. Wilson
Rhododendron intricatum
Franch.
Rhododendron invasorium
Sleumer
(=
Rhododendron inconspicuum
J. J. Sm.
)
Rhododendron iodes
Balf. f. & Forrest
(=
Rhododendron alutaceum
Balf. f. & W. W. Sm. var.
iodes
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron irroratum
Franch.
Rhododendron iteaphyllum
Hutch.
(=
Rhododendron formosum
Wall. var.
formosum
)
Rhododendron ixeuticum
Balf. f. & W. W. Sm.
(=
Rhododendron crinigerum
Franch.
)
Rhododendron japanoheptamerum
Kitam.
(=
Rhododendron degronianum
Carrière subsp.
heptamerum
(Maxim.) H. Hara var.
heptamerum
(Maxim.) Sealy ex Davidian
)
Rhododendron japanoheptamerum
Kitam. var.
kyomaruense
(T. Yamaz.) T. Yamaz.
(=
Rhododendron degronianum
Carrière subsp.
heptamerum
(Maxim.) H. Hara var.
kyomaruense
(T. Yamaz.) H. Hara
)
Rhododendron japonicum
(Blume) C. K. Schneid.
(=
Rhododendron degronianum
Carrière subsp.
heptamerum
(Maxim.) H. Hara var.
heptamerum
(Maxim.) Sealy ex Davidian
)
Rhododendron japonicum
(A. Gray) Valck. Sur.
(=
Rhododendron molle
(Blume) G. Don subsp.
japonicum
(A. Gray) Kron
)
Rhododendron japonicum
(A. Gray) Valck. Sur. var.
glaucophyllum
H. Hara ex Ohwi, nom. inval.
(=
Rhododendron molle
(Blume) G. Don subsp.
japonicum
(A. Gray) Kron
)
Rhododendron jasminiflorum
Hook.
Rhododendron jasminiflorum
Hook. var.
jasminiflorum
Rhododendron jasminiflorum
Hook. var.
punctatum
Ridl.
Rhododendron javanicum
(Blume) Benn.
Rhododendron javanicum
(Blume) Benn. var.
schadenbergii
(Warb.) Sleumer
Rhododendron jenestierianum
Forrest
Rhododendron johnstoneanum
(Brandis) G. Watt ex Hutch.
Rhododendron jucundum
Balf. f. & W. W. Sm.
(=
Rhododendron selense
Franch. subsp.
jucundum
(Balf. f. & W. W. Sm.) D. F. Chamb.
)
Rhododendron kaempferi
Planch.
Rhododendron kaempferi
Planch. f.
album
Nakai
(=
Rhododendron kaempferi
Planch.
)
Rhododendron kamtschaticum
Pall., orth. var.
(=
Therorhodion camtschaticum
(Pall.) Small
)
Rhododendron kanehirae
E. H. Wilson
Rhododendron kasoense
Hutch. & Kingdon-Ward
Rhododendron kawakamii
Hayata
Rhododendron keiskei
Miq.
Rhododendron keleticum
Balf. f. & Forrest
(=
Rhododendron calostrotum
Balf. f. & Kingdon-Ward subsp.
keleticum
(Balf. f. & Forrest) Cullen
)
Rhododendron keysii
Nutt.
Rhododendron kiusianum
Makino
Rhododendron kiyosumense
(Makino) Makino
Rhododendron komiyamae
Makino
Rhododendron konori
Becc.
Rhododendron
×
kosterianum
C. K. Schneid.
Rhododendron kroniae
Craven
Rhododendron kyawi
Lace & W. W. Sm.
Rhododendron lacteum
Franch.
Rhododendron laetum
J. J. Sm.
Rhododendron lanatum
Hook. f.
Rhododendron lanigerum
Tagg
Rhododendron lapponicum
(L.) Wahlenb.
Rhododendron lasiostylum
Hayata
Rhododendron latoucheae
Franch.
Rhododendron ledebourii
Pojark.
Rhododendron lepidostylum
Balf. f. & Forrest
Rhododendron lepidotum
Wall. ex G. Don
Rhododendron leptanthum
F. Muell.
Rhododendron leptocarpum
Nutt.
Rhododendron leptothrium
Balf. f. & Forrest
Rhododendron leucaspis
Tagg
Rhododendron levistratum
Balf. f. & Forrest
(=
Rhododendron phaeochrysum
Balf. f. & W. W. Sm. var.
levistratum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron lindaueanum
Koord.
Rhododendron lindleyi
T. Moore
Rhododendron linearifolium
Siebold & Zucc.
(=
Rhododendron stenopetalum
(Hogg) Mabb.
)
Rhododendron linearifolium
Siebold & Zucc. var.
macrosepalum
(Maxim.) Makino
(=
Rhododendron stenopetalum
(Hogg) Mabb.
)
Rhododendron litangense
Balf. f. ex Hutch.
(=
Rhododendron impeditum
Balf. f. & W. W. Sm.
)
Rhododendron litiense
Balf. f. & Forrest
(=
Rhododendron wardii
W. W. Sm. var.
wardii
)
Rhododendron lochiae
F. Muell.
Rhododendron
×
loderi
Millais
Rhododendron longiflorum
Lindl.
Rhododendron longistylum
Rehder & E. H. Wilson
Rhododendron lowii
Hook. f.
Rhododendron lowndesii
Davidian
Rhododendron lucidum
Franch.
(=
Rhododendron vernicosum
Franch.
)
Rhododendron ludlowii
Cowan
Rhododendron lukiangense
Franch.
Rhododendron luteosquamatum
Sleumer
Rhododendron lutescens
Franch.
Rhododendron luteum
Sweet
Rhododendron
×
lysolepis
Hutch.
Rhododendron macabeanum
G. Watt ex Balf. f.
Rhododendron macgregoriae
F. Muell.
Rhododendron macrocarpum
Van Houtte
Rhododendron macrophyllum
D. Don ex G. Don
Rhododendron macrosepalum
Maxim.
(=
Rhododendron stenopetalum
(Hogg) Mabb.
)
Rhododendron macrostemon
Maxim.
(=
Rhododendron
hybr.
)
Rhododendron maddenii
Hook. f.
Rhododendron maddenii
Hook. f. subsp.
crassum
(Franch.) Cullen
Rhododendron maddenii
Hook. f. subsp.
maddenii
Rhododendron magnificum
Kingdon-Ward
Rhododendron makinoi
Tagg ex Nakai
Rhododendron manipurense
Balf. f. & G. Watt
(=
Rhododendron maddenii
Hook. f. subsp.
crassum
(Franch.) Cullen
)
Rhododendron mariesii
Hemsl. & E. H. Wilson
Rhododendron martinianum
Balf. f. & Forrest
Rhododendron maximum
L.
Rhododendron maxwellii
Millais
(=
Rhododendron
×
pulchrum
Sweet
)
Rhododendron maxwellii
Gibbs
Rhododendron mayebarae
Nakai & H. Hara
Rhododendron megacalyx
Balf. f. & Kingdon-Ward
Rhododendron megeratum
Balf. f. & Forrest
Rhododendron menziesii
Craven
Rhododendron menziesii
Craven subsp.
glabellum
(A. Gray) Craven
Rhododendron menziesii
Craven subsp.
menziesii
Rhododendron mesopolium
Balf. f. & Forrest
(=
Rhododendron eudoxum
Balf. f. & Forrest var.
mesopolium
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron metternichii
Siebold & Zucc.
(=
Rhododendron degronianum
Carrière subsp.
heptamerum
(Maxim.) H. Hara var.
heptamerum
(Maxim.) Sealy ex Davidian
)
Rhododendron metternichii
Siebold & Zucc. var.
heptamerum
Maxim.
(=
Rhododendron degronianum
Carrière subsp.
heptamerum
(Maxim.) H. Hara var.
heptamerum
(Maxim.) Sealy ex Davidian
)
Rhododendron metternichii
Siebold & Zucc. var.
hondoense
Nakai
(=
Rhododendron degronianum
Carrière subsp.
heptamerum
(Maxim.) H. Hara var.
hondoense
(Nakai) H. Hara
)
Rhododendron metternichii
Siebold & Zucc. var.
intermedium
Sugim.
(=
Rhododendron degronianum
Carrière subsp.
yakushimanum
(Nakai) H. Hara var.
intermedium
(Sugim.) H. Hara
)
Rhododendron metternichii
Siebold & Zucc. var.
kyomaruense
T. Yamaz.
(=
Rhododendron degronianum
Carrière subsp.
heptamerum
(Maxim.) H. Hara var.
kyomaruense
(T. Yamaz.) H. Hara
)
Rhododendron metternichii
Siebold & Zucc. var.
pentamerum
Maxim.
(=
Rhododendron degronianum
Carrière subsp.
degronianum
)
Rhododendron metternichii
Siebold & Zucc. var.
yakushimanum
(Nakai) Ohwi
(=
Rhododendron degronianum
Carrière subsp.
yakushimanum
(Nakai) H. Hara var.
yakushimanum
(Nakai) Kitam.
)
Rhododendron metternichii
Siebold & Zucc. subsp.
pentamerum
(Maxim.) Sugim.
(=
Rhododendron degronianum
Carrière subsp.
degronianum
)
Rhododendron metternichii
Siebold & Zucc. subsp.
yakushimanum
(Nakai) Sugim.
(=
Rhododendron degronianum
Carrière subsp.
yakushimanum
(Nakai) H. Hara var.
yakushimanum
(Nakai) Kitam.
)
Rhododendron micranthum
Turcz.
Rhododendron micromeres
Tagg
(=
Rhododendron leptocarpum
Nutt.
)
Rhododendron microphyton
Franch.
Rhododendron mimetes
Tagg & Forrest
Rhododendron mimetes
Tagg & Forrest var.
simulans
Tagg & Forrest
Rhododendron minus
Michx.
Rhododendron minus
Michx. var.
chapmanii
(Alph. Wood) W. H. Duncan & Pullen
Rhododendron minus
Michx. var.
minus
Rhododendron mishmiense
Hutch. & Kingdon-Ward
(=
Rhododendron boothii
Nutt.
)
Rhododendron molle
(Blume) G. Don
Rhododendron molle
(Blume) G. Don subsp.
japonicum
(A. Gray) Kron
Rhododendron molle
(Blume) G. Don subsp.
molle
Rhododendron mollicomum
Balf. f. & W. W. Sm.
Rhododendron morii
Hayata
Rhododendron moulmainense
Hook. f.
Rhododendron moupinense
Franch.
Rhododendron mucronatum
(Blume) G. Don
Rhododendron mucronatum
(Blume) G. Don var.
mucronatum
Rhododendron mucronatum
(Blume) G. Don var.
ripense
(Makino) E. H. Wilson
Rhododendron mucronulatum
Turcz.
Rhododendron mucronulatum
Turcz. var.
ciliatum
Nakai
Rhododendron mucronulatum
Turcz. var.
maritimum
Nakai
Rhododendron mucronulatum
Turcz. var.
mucronulatum
Rhododendron muliense
Balf. f. & Forrest
(=
Rhododendron rupicola
W. W. Sm. var.
muliense
(Balf. f. & Forrest) Philipson & M. N. Philipson
)
Rhododendron multicolor
Miq.
Rhododendron multiflorum
(Maxim.) Craven
Rhododendron multiflorum
(Maxim.) Craven f.
bicolor
(Makino) Craven
Rhododendron multiflorum
(Maxim.) Craven var.
purpureum
(Makino) Craven
Rhododendron multinervium
Sleumer
Rhododendron myiagrum
Balf. f. & Forrest
(=
Rhododendron callimorphum
Balf. f. & W. W. Sm. var.
myiagrum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron myrtilloides
Balf. f. & Kingdon-Ward
(=
Rhododendron campylogynum
Franch.
)
Rhododendron nakaharae
Hayata
Rhododendron neoglandulosum
Harmaja
(=
Rhododendron columbianum
(Piper) Harmaja
)
Rhododendron neriiflorum
Franch.
Rhododendron neriiflorum
Franch. subsp.
agetum
(Balf. f. & Forrest) Tagg
Rhododendron neriiflorum
Franch. subsp.
neriiflorum
Rhododendron neriiflorum
Franch. subsp.
phaedropum
(Balf. f. & Farrer) Tagg
Rhododendron
×
nikomontanum
(Komatsu) Nakai
Rhododendron nilagiricum
Zenker
(=
Rhododendron arboreum
Sm. subsp.
nilagiricum
(Zenker) Tagg
)
Rhododendron niphargum
Balf. f. & Kingdon-Ward
(=
Rhododendron uvarifolium
Diels
)
Rhododendron nipponicum
Matsum.
Rhododendron nivale
Hook. f.
Rhododendron nivale
Hook. f. subsp.
australe
Philipson & M. N. Philipson
Rhododendron nivale
Hook. f. subsp.
boreale
Philipson & M. N. Philipson
Rhododendron nivale
Hook. f. subsp.
nivale
Rhododendron niveum
Hook. f.
Rhododendron nudiflorum
Torr.
(=
Rhododendron periclymenoides
(Michx.) Shinners
)
Rhododendron nudiflorum
Torr. f.
glandiferum
(Porter) Fernald
(=
Rhododendron periclymenoides
(Michx.) Shinners
)
Rhododendron nudipes
Nakai
Rhododendron nummatum
J. J. Sm.
Rhododendron nuttallii
T. J. Booth ex Nutt.
Rhododendron oblongifolium
(Small) Millais
(=
Rhododendron viscosum
(L.) Torr.
)
Rhododendron obtusum
(Lindl.) Planch.
Rhododendron obtusum
(Lindl.) Planch. f.
amoenum
(Lindl.) E. H. Wilson
(=
Rhododendron obtusum
(Lindl.) Planch.
)
Rhododendron obtusum
(Lindl.) Planch. var.
japonicum
(Maxim.) Kitam.
(=
Rhododendron kiusianum
Makino
)
Rhododendron obtusum
(Lindl.) Planch. var.
kaempferi
(Planch.) E. H. Wilson
(=
Rhododendron kaempferi
Planch.
)
Rhododendron occidentale
(Torr. & A. Gray) A. Gray
Rhododendron oldhamii
Maxim.
Rhododendron oleifolium
Franch.
(=
Rhododendron virgatum
Hook. f. subsp.
oleifolium
(Franch.) Cullen
)
Rhododendron omurasaki
Makino
(=
Rhododendron
×
pulchrum
Sweet
)
Rhododendron orbiculare
Decne.
Rhododendron oreodoxa
Franch.
Rhododendron oreodoxa
Franch. var.
fargesii
(Franch.) D. F. Chamb.
Rhododendron oreodoxa
Franch. var.
oreodoxa
Rhododendron oreotrephes
W. W. Sm.
Rhododendron oulotrichum
Balf. f. & Forrest
(=
Rhododendron trichocladum
Franch.
)
Rhododendron ovatum
(Lindl.) Maxim.
Rhododendron pachypodum
Balf. f. & W. W. Sm.
Rhododendron pagophilum
Balf. f. & Kingdon-Ward
(=
Rhododendron selense
Franch. subsp.
selense
)
Rhododendron paludosum
Hutch. & Kingdon-Ward
(=
Rhododendron nivale
Hook. f. subsp.
nivale
)
Rhododendron palustre
(L.) Kron & Judd
(=
Rhododendron tomentosum
Harmaja
)
Rhododendron parvifolium
Adams
(=
Rhododendron lapponicum
(L.) Wahlenb.
)
Rhododendron pemakoense
Kingdon-Ward
Rhododendron pentandrum
(Maxim.) Craven
Rhododendron pentaphyllum
Maxim.
Rhododendron pentaphyllum
Maxim. var.
nikoense
Komatsu
Rhododendron periclymenoides
(Michx.) Shinners
Rhododendron phaedropum
Balf. f. & Farrer
(=
Rhododendron neriiflorum
Franch. subsp.
phaedropum
(Balf. f. & Farrer) Tagg
)
Rhododendron phaeochitum
F. Muell.
Rhododendron phaeochrysum
Balf. f. & W. W. Sm.
Rhododendron phaeochrysum
Balf. f. & W. W. Sm. var.
agglutinatum
(Balf. f. & Forrest) D. F. Chamb.
Rhododendron phaeochrysum
Balf. f. & W. W. Sm. var.
levistratum
(Balf. f. & Forrest) D. F. Chamb.
Rhododendron phaeochrysum
Balf. f. & W. W. Sm. var.
phaeochrysum
Rhododendron phoeniceum
(Sweet) G. Don
(=
Rhododendron
×
pulchrum
Sweet
)
Rhododendron phoeniceum
(Sweet) G. Don var.
calycinum
(Lindl.) E. H. Wilson
(=
Rhododendron
×
pulchrum
Sweet
)
Rhododendron pilosum
(Michx.) Craven
Rhododendron planetum
Balf. f.
Rhododendron platyphyllum
Balf. f. & W. W. Sm.
(=
Rhododendron cephalanthum
Franch. subsp.
platyphyllum
(Balf. f. & W. W. Sm.) Cullen
)
Rhododendron pleianthum
Sleumer
Rhododendron pocophorum
Balf. f. ex Tagg
Rhododendron pocophorum
Balf. f. ex Tagg var.
hemidartum
(Balf. f. ex Tagg) D. F. Chamb.
Rhododendron pocophorum
Balf. f. ex Tagg var.
pocophorum
Rhododendron poecilodermum
Balf. f. & Forrest
(=
Rhododendron roxieanum
Forrest var.
roxieanum
)
Rhododendron polycladum
Franch.
Rhododendron ponticum
L.
Rhododendron poukhanense
H. Lév.
(=
Rhododendron yedoense
Maxim. var.
poukhanense
(H. Lév.) Nakai
)
Rhododendron
×
praecox
hort.
Rhododendron praestans
Balf. f. & W. W. Sm.
Rhododendron praevernum
Hutch.
Rhododendron primuliflorum
Bureau & Franch.
Rhododendron prinophyllum
(Small) Millais
Rhododendron probum
Balf. f. & Forrest
(=
Rhododendron selense
Franch. subsp.
selense
)
Rhododendron pronum
Tagg & Forrest
Rhododendron prostratum
W. W. Sm.
(=
Rhododendron saluenense
Franch. subsp.
chameunum
(Balf. f. & Forrest) Cullen
)
Rhododendron proteoides
Balf. f. & W. W. Sm.
Rhododendron protistum
Balf. f. & Forrest
Rhododendron protistum
Balf. f. & Forrest var.
giganteum
(Tagg) D. F. Chamb.
Rhododendron protistum
Balf. f. & Forrest var.
protistum
Rhododendron pruniflorum
Hutch. & Kingdon-Ward
Rhododendron prunifolium
(Small) Millais
Rhododendron przewalskii
Maxim.
Rhododendron pseudochrysanthum
Hayata
Rhododendron pseudoyanthinum
Balf. f. ex Hutch.
(=
Rhododendron concinnum
Hemsl.
)
Rhododendron pubescens
Balf. f. & Forrest
Rhododendron
×
pulchrum
Sweet
Rhododendron
×
pulchrum
Sweet var.
calycinum
(Lindl.) Rehder
(=
Rhododendron
×
pulchrum
Sweet
)
Rhododendron
×
pulchrum
Sweet var.
maxwellii
Rehder
(=
Rhododendron
×
pulchrum
Sweet
)
Rhododendron
×
pulchrum
Sweet var.
phoeniceum
(Sweet) Rehder
(=
Rhododendron
×
pulchrum
Sweet
)
Rhododendron
×
pulchrum
Sweet var.
tebotan
(Komatsu) Rehder
(=
Rhododendron
hybr.
)
Rhododendron pumilum
Hook. f.
Rhododendron punctatum
Andrews
(=
Rhododendron minus
Michx. var.
minus
)
Rhododendron punctatum
Andrews var.
chapmanii
Alph. Wood
(=
Rhododendron minus
Michx. var.
chapmanii
(Alph. Wood) W. H. Duncan & Pullen
)
Rhododendron puralbum
Balf. f. & W. W. Sm.
(=
Rhododendron wardii
W. W. Sm. var.
puralbum
(Balf. f. & W. W. Sm.) D. F. Chamb.
)
Rhododendron purdomii
Rehder & E. H. Wilson
Rhododendron quinquefolium
Bisset & S. Moore
Rhododendron racemosum
Franch.
Rhododendron radicans
Balf. f. & Forrest
(=
Rhododendron calostrotum
Balf. f. & Kingdon-Ward subsp.
keleticum
(Balf. f. & Forrest) Cullen
)
Rhododendron radinum
Balf. f. & W. W. Sm.
(=
Rhododendron trichostomum
Franch.
)
Rhododendron rarum
Schltr.
Rhododendron ravum
Balf. f. & W. W. Sm.
(=
Rhododendron cuneatum
W. W. Sm.
)
Rhododendron recurvoides
Tagg & Kingdon-Ward
Rhododendron recurvum
Balf. f. & Forrest
(=
Rhododendron roxieanum
Forrest var.
roxieanum
)
Rhododendron recurvum
Balf. f. & Forrest var.
oreonastes
Balf. f. & Forrest
(=
Rhododendron roxieanum
Forrest var.
oreonastes
(Balf. f. & Forrest) T. L. Ming
)
Rhododendron redowskianum
Maxim.
(=
Therorhodion redowskianum
(Maxim.) Hutch.
)
Rhododendron repens
Balf. f. & Forrest
(=
Rhododendron forrestii
Balf. f. ex Diels subsp.
forrestii
)
Rhododendron repens
Balf. f. & Forrest var.
chamaedoron
Tagg
(=
Rhododendron chamaethomsonii
(Tagg) Cowan & Davidian var.
chamaedoron
(Tagg) D. F. Chamb.
)
Rhododendron repens
Balf. f. & Forrest var.
chamaethauma
Tagg
(=
Rhododendron chamaethomsonii
(Tagg) Cowan & Davidian var.
chamaethauma
(Tagg) Cowan & Davidian
)
Rhododendron repens
Balf. f. & Forrest var.
chamaethomsonii
Tagg
(=
Rhododendron chamaethomsonii
(Tagg) Cowan & Davidian var.
chamaethomsonii
)
Rhododendron reticulatum
D. Don ex G. Don
Rhododendron retusum
(Blume) Benn.
Rhododendron rex
H. Lév.
Rhododendron rex
H. Lév. subsp.
fictolacteum
(Balf. f.) D. F. Chamb.
Rhododendron rex
H. Lév. subsp.
rex
Rhododendron rhabdotum
Balf. f. & R. E. Cooper
(=
Rhododendron dalhousieae
Hook. f. var.
rhabdotum
(Balf. f. & R. E. Cooper) Cullen
)
Rhododendron rhaibocarpum
Balf. f. & W. W. Sm.
(=
Rhododendron selense
Franch. subsp.
dasycladum
(Balf. f. & W. W. Sm.) D. F. Chamb.
)
Rhododendron rhombicum
Miq.
(=
Rhododendron reticulatum
D. Don ex G. Don
)
Rhododendron rigidum
Franch.
Rhododendron riparium
Kingdon-Ward ex Hutch.
(=
Rhododendron calostrotum
Balf. f. & Kingdon-Ward subsp.
riparium
(Kingdon-Ward ex Hutch.) Cullen
)
Rhododendron ripense
Makino
(=
Rhododendron mucronatum
(Blume) G. Don var.
ripense
(Makino) E. H. Wilson
)
Rhododendron roseum
auct.
(=
Rhododendron prinophyllum
(Small) Millais
)
Rhododendron roseum
Rehder
(=
Rhododendron canescens
(Michx.) Sweet
)
Rhododendron roxieanum
Forrest
Rhododendron roxieanum
Forrest var.
cucullatum
(Hand.-Mazz.) D. F. Chamb.
Rhododendron roxieanum
Forrest var.
oreonastes
(Balf. f. & Forrest) T. L. Ming
Rhododendron roxieanum
Forrest var.
roxieanum
Rhododendron roylei
Hook. f.
(=
Rhododendron cinnabarinum
Hook. f. subsp.
cinnabarinum
)
Rhododendron rubiginosum
Franch.
Rhododendron rubropilosum
Hayata
Rhododendron rubrum
Davidian
(=
Rhododendron augustinii
Hemsl. subsp.
rubrum
(Davidian) Cullen
)
Rhododendron rufescens
Franch.
Rhododendron rufohirtum
Hand.-Mazz.
Rhododendron rufum
Batalin
Rhododendron rugosum
H. Low ex Hook. f.
Rhododendron rugosum
H. Low ex Hook. f. var.
coriifolium
(Sleumer) Sleumer
(=
Rhododendron
×
coriifolium
Sleumer
)
Rhododendron rupicola
W. W. Sm.
Rhododendron rupicola
W. W. Sm. var.
chryseum
(Balf. f. & Kingdon-Ward) Philipson & M. N. Philipson
Rhododendron rupicola
W. W. Sm. var.
muliense
(Balf. f. & Forrest) Philipson & M. N. Philipson
Rhododendron rupicola
W. W. Sm. var.
rupicola
Rhododendron russatum
Balf. f. & Forrest
Rhododendron russotinctum
Balf. f. & Forrest
(=
Rhododendron alutaceum
Balf. f. & W. W. Sm. var.
russotinctum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron saluenense
Franch.
Rhododendron saluenense
Franch. subsp.
chameunum
(Balf. f. & Forrest) Cullen
Rhododendron saluenense
Franch. subsp.
saluenense
Rhododendron sanctum
Nakai
Rhododendron sanguineum
Franch.
Rhododendron sanguineum
Franch. var.
cloiophorum
(Balf. f. & Forrest) D. F. Chamb.
Rhododendron sanguineum
Franch. var.
didymoides
Tagg
Rhododendron sanguineum
Franch. var.
didymum
(Balf. f. & Forrest) T. L. Ming
Rhododendron sanguineum
Franch. var.
haemaleum
(Balf. f. & Forrest) D. F. Chamb.
Rhododendron sanguineum
Franch. var.
himertum
(Balf. f. & Forrest) D. F. Chamb.
Rhododendron sanguineum
Franch. var.
sanguineum
Rhododendron sanguineum
Franch. subsp.
melleum
Cowan
(=
Rhododendron sanguineum
Franch. var.
himertum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron sargentianum
Rehder & E. H. Wilson
Rhododendron sataense
Nakai
(=
Rhododendron obtusum
(Lindl.) Planch.
)
Rhododendron scabridibracteum
Sleumer
Rhododendron scabrum
G. Don
Rhododendron schadenbergii
Warb.
(=
Rhododendron javanicum
(Blume) Benn. var.
schadenbergii
(Warb.) Sleumer
)
Rhododendron schizopeplum
Balf. f. & Forrest
(=
Rhododendron aganniphum
Balf. f. & Kingdon-Ward var.
aganniphum
)
Rhododendron schlippenbachii
Maxim.
Rhododendron scintillans
Balf. f. & W. W. Sm.
(=
Rhododendron polycladum
Franch.
)
Rhododendron scyphocalyx
Balf. f. & Forrest
(=
Rhododendron dichroanthum
Diels subsp.
scyphocalyx
(Balf. f. & Forrest) Cowan
)
Rhododendron searsiae
Rehder & E. H. Wilson
Rhododendron seinghkuense
Kingdon-Ward ex Hutch.
Rhododendron selense
Franch.
Rhododendron selense
Franch. subsp.
dasycladum
(Balf. f. & W. W. Sm.) D. F. Chamb.
Rhododendron selense
Franch. subsp.
jucundum
(Balf. f. & W. W. Sm.) D. F. Chamb.
Rhododendron selense
Franch. subsp.
selense
Rhododendron selense
Franch. subsp.
setiferum
(Balf. f. & Forrest) D. F. Chamb.
Rhododendron semibarbatum
Maxim.
Rhododendron serpens
Balf. f. & Forrest
(=
Rhododendron erastum
Balf. f. & Forrest
)
Rhododendron serpyllifolium
(A. Gray) Miq.
Rhododendron setiferum
Balf. f. & Forrest
(=
Rhododendron selense
Franch. subsp.
setiferum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron setosum
D. Don
Rhododendron shikokianum
Makino, nom. inval.
(=
Rhododendron weyrichii
Maxim.
)
Rhododendron sichotense
Pojark.
Rhododendron sidereum
Balf. f.
Rhododendron siderophyllum
Franch.
Rhododendron sigillatum
Balf. f. & Forrest
(=
Rhododendron phaeochrysum
Balf. f. & W. W. Sm. var.
levistratum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron simiarum
Hance
Rhododendron simsii
Planch.
Rhododendron simsii
Planch. var.
mesembrinum
Rehder
Rhododendron simsii
Planch. var.
simsii
Rhododendron simulans
(Tagg & Forrest) D. F. Chamb.
(=
Rhododendron mimetes
Tagg & Forrest var.
simulans
Tagg & Forrest
)
Rhododendron sinogrande
Balf. f. & W. W. Sm.
Rhododendron sinonuttallii
Balf. f. & Forrest
(=
Rhododendron nuttallii
T. J. Booth ex Nutt.
)
Rhododendron smirnowii
Trautv.
Rhododendron
×
smithii
Sweet
Rhododendron souliei
Franch.
Rhododendron sperabile
Balf. f. & Farrer
Rhododendron sphaeroblastum
Balf. f. & Forrest
Rhododendron spinuliferum
Franch.
Rhododendron
spp.
Rhododendron stenaulum
Balf. f. & W. W. Sm.
(=
Rhododendron moulmainense
Hook. f.
)
Rhododendron stenopetalum
(Hogg) Mabb.
Rhododendron stewartianum
Diels
Rhododendron strigillosum
Franch.
Rhododendron subarcticum
Harmaja
Rhododendron suberosum
Balf. f. & Forrest
(=
Rhododendron yunnanense
Franch.
)
Rhododendron sublanceolatum
Miq.
(=
Rhododendron scabrum
G. Don
)
Rhododendron subsessile
Rendle
Rhododendron subulatum
(Nakai) Harmaja
Rhododendron superbum
Sleumer
Rhododendron supranubium
Hutch.
(=
Rhododendron pachypodum
Balf. f. & W. W. Sm.
)
Rhododendron sutchuenense
Franch.
Rhododendron taggianum
Hutch.
Rhododendron taliense
Franch.
Rhododendron tamaense
Davidian
(=
Rhododendron cinnabarinum
Hook. f. subsp.
tamaense
(Davidian) Cullen
)
Rhododendron tanakae
(Maxim.) Ohwi
(=
Rhododendron tsusiophyllum
Sugim.
)
Rhododendron tanastylum
Balf. f. & Kingdon-Ward
Rhododendron tashiroi
Maxim.
Rhododendron
×
taylorii
Dean
(=
Rhododendron
hybr.
)
Rhododendron tebotan
Komatsu
(=
Rhododendron
hybr.
)
Rhododendron
×
tectum
Koidz.
Rhododendron telmateium
Balf. f. & W. W. Sm.
Rhododendron telopeum
Balf. f. & Forrest
(=
Rhododendron campylocarpum
Hook. f. subsp.
caloxanthum
(Balf. f. & Farrer) D. F. Chamb.
)
Rhododendron temenium
Balf. f. & Forrest
Rhododendron tephropeplum
Balf. f. & Forrest
Rhododendron thomsonii
Hook. f.
Rhododendron timeteum
Balf. f. & Forrest
(=
Rhododendron oreotrephes
W. W. Sm.
)
Rhododendron tolmachevii
Harmaja
Rhododendron tomentosum
Harmaja
Rhododendron tomentosum
Harmaja subsp.
subarcticum
(Harmaja) G. D. Wallace
(=
Rhododendron subarcticum
Harmaja
)
Rhododendron tomentosum
Harmaja subsp.
tomentosum
(=
Rhododendron tomentosum
Harmaja
)
Rhododendron tosaense
Makino
Rhododendron traillianum
Forrest & W. W. Sm.
Rhododendron traillianum
Forrest & W. W. Sm. var.
dictyotum
(Balf. f. ex Tagg) D. F. Chamb.
Rhododendron traillianum
Forrest & W. W. Sm. var.
traillianum
Rhododendron trichocladum
Franch.
Rhododendron trichomiscum
Balf. f. & Forrest
(=
Rhododendron eudoxum
Balf. f. & Forrest var.
eudoxum
)
Rhododendron trichostomum
Franch.
Rhododendron triflorum
Hook. f.
Rhododendron triplonaevium
Balf. f. & Forrest
(=
Rhododendron alutaceum
Balf. f. & W. W. Sm. var.
russotinctum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron tritifolium
Balf. f. & Forrest
(=
Rhododendron alutaceum
Balf. f. & W. W. Sm. var.
russotinctum
(Balf. f. & Forrest) D. F. Chamb.
)
Rhododendron triumphans
Yersin & A. Chev.
Rhododendron tschonoskii
Maxim.
Rhododendron tsusiophyllum
Sugim.
Rhododendron ungernii
Trautv.
Rhododendron uniflorum
Kingdon-Ward
Rhododendron uniflorum
Kingdon-Ward var.
imperator
(Kingdon-Ward) Cullen
Rhododendron uniflorum
Kingdon-Ward var.
uniflorum
Rhododendron uvarifolium
Diels
Rhododendron vaccinioides
Hook. f.
Rhododendron valentinianum
Forrest ex Hutch.
Rhododendron vandeursenii
Sleumer
(=
Rhododendron vitis-idaea
Sleumer
)
Rhododendron vaseyi
A. Gray
Rhododendron veitchianum
Hook.
Rhododendron vernicosum
Franch.
Rhododendron vesiculiferum
Tagg
Rhododendron vidalii
Rolfe
Rhododendron vilmorinianum
Balf. f.
(=
Rhododendron augustinii
Hemsl. subsp.
augustinii
)
Rhododendron virgatum
Hook. f.
Rhododendron virgatum
Hook. f. subsp.
oleifolium
(Franch.) Cullen
Rhododendron virgatum
Hook. f. subsp.
virgatum
Rhododendron
×
viscosepalum
Rehder
(=
Rhododendron
hybr.
)
Rhododendron
×
viscosepalum
Rehder var.
daviesii
Rehder
(=
Rhododendron
hybr.
)
Rhododendron viscosum
(L.) Torr.
Rhododendron viscosum
(L.) Torr. f.
rhodanthum
Rehder
(=
Rhododendron viscosum
(L.) Torr.
)
Rhododendron viscosum
(L.) Torr. var.
glaucum
Torr.
(=
Rhododendron viscosum
(L.) Torr.
)
Rhododendron viscosum
(L.) Torr. var.
nitidum
(Pursh) A. Gray
(=
Rhododendron viscosum
(L.) Torr.
)
Rhododendron vitis-idaea
Sleumer
Rhododendron wadanum
Makino
Rhododendron wallichii
Hook. f.
Rhododendron wardii
W. W. Sm.
Rhododendron wardii
W. W. Sm. var.
puralbum
(Balf. f. & W. W. Sm.) D. F. Chamb.
Rhododendron wardii
W. W. Sm. var.
wardii
Rhododendron wasonii
Hemsl. & E. H. Wilson
Rhododendron
×
wellesleyanum
Waterer ex Rehder
Rhododendron weyrichii
Maxim.
Rhododendron wightii
Hook. f.
Rhododendron williamsianum
Rehder & E. H. Wilson
Rhododendron womersleyi
Sleumer
Rhododendron xanthocodon
Hutch.
(=
Rhododendron cinnabarinum
Hook. f. subsp.
xanthocodon
(Hutch.) Cullen
)
Rhododendron yakushimanum
Nakai
(=
Rhododendron degronianum
Carrière subsp.
yakushimanum
(Nakai) H. Hara var.
yakushimanum
(Nakai) Kitam.
)
Rhododendron yakushimanum
Nakai subsp.
makinoi
(Tagg ex Nakai) D. F. Chamb.
(=
Rhododendron makinoi
Tagg ex Nakai
)
Rhododendron yanthinum
Bureau & Franch.
(=
Rhododendron concinnum
Hemsl.
)
Rhododendron yedoense
Maxim.
Rhododendron yedoense
Maxim. var.
poukhanense
(H. Lév.) Nakai
Rhododendron yedoense
Maxim. var.
yedoense
Rhododendron yelliotii
Warb.
Rhododendron yungningense
Balf. f. ex Hutch.
Rhododendron yunnanense
Franch.
Rhododendron zaleucum
Balf. f. & W. W. Sm.
Rhododendron zeylanicum
T. J. Booth
(=
Rhododendron arboreum
Sm. subsp.
zeylanicum
(T. J. Booth) Tagg
)
Rhododendron zoelleri
Warb.