 
 
Rhododendron salicifolium
Section Euvireya: Subsection Euvireya
Height - 2m - terrestrial
Leaves - narrowly elliptic - 10 x 1.6cm
Flowers - funnel-shaped - 3.5cm - up to 5 per umbel
Location - Malaysia: Sarawak: Mt. Serapi & Mt. Santubong
- 900-1000m
Epithet - "willow-leafed"
|
Rhododendron santapaui
Section Pseudovireya
Height - 1.5m - epiphytic
Leaves - elliptic - 3 x 1.2cm
Flowers - campanulate - 1.0cm x 2.5cm across - up to
6 per umbel
Location - India: Arunachal Pradesh: Api Tani Valley
- 1600m, Upper Siang River - 900m
Epithet - after Rev. H. Santapau of India
|
Rhododendron saxifragoides
Section Euvireya: Subsection Saxifragoidea
Height - 0.15m - terrestrial
Leaves - linear to narrowly elliptic - 3.4 x 0.7cm
Flowers - curved cylindrical - 3.5cm - mostly solitary
Location - Indonesia: W.New Guinea & Papua New Guinea:
widespread along the Main Ranges
3225-4000m
Epithet - "resembling Saxifraga"
|
Rhododendron scabridibracteum
Section Euvireya: Subsection Euvireya
Height - to 12m - terrestrial
Leaves - elliptic - 12 x 6cm
Flowers - curved tubular - 6cm - up to 10 per umbel
Location - Papua New Guinea: Western, Eastern &
Southern Highlands - 1950-2400m
Epithet - "with scabrid bracts"
|
Rhododendron schizostigma
Section Euvireya: Subsection Linnaeopsis
Height - to 1.5m - terrestrial
Leaves - ovate to elliptic - 1.4 x 0.8cm
Flowers - tubular - 3.2cm - usolitary or in pairs
Location - Indonesia: W. New Guinea: Lake Habbema &
Hubrecht Mts; Papua New Guinea: Mt Auriga - 3100-3450m
Epithet - alluding to the deeply lobed stigma.
|
Rhododendron scortechinii
Section Discovireya
Height - to 3m - epiphytic or terrestrial
Leaves - elliptic, obovate to sub-orbicular - 3.5 x 3.0cm
Flowers - funnel-shaped - 2cm - up to 7 per umbel
Location - W. Malaysia: Main Range from Perak to Selangor
- 1465-2135m
Epithet - after the collector, Rev. Father Benedetto
Scortechini.
|
Rhododendron searleanum
Section Siphonovireya
Height - 4m - terrestrial
Leaves - broadly elliptic - 11 x 7.5cm
Flowers - trumpet-shaped - 12.5cm - scented - up to
16 per umbel
Location - Papua New Guinea: Chimbu District: Mt. Digine;
Enga Province: Mt. Maip
2100-2600m
Epithet - after L. K. Searle, who introduced this species.
|
Rhododendron seranicum
Section Euvireya: Subsection Euvireya
Height - to 5m - terrestrial
Leaves - elliptic - 8.5 x 4cm
Flowers - broadly funnel shaped - 8cm - up to 11 per umbel
Location - Indonesia: Maluku; Sulawesi: pass between
Lake Poso & Wotu, Mt Wawonoeru
900-1700m
Epithet - after Seram, the island on which this species was first found.
|
Rhododendron sessilifolium
Section Euvireya: Subsection Euvireya
Height - 3m - usually terrestrial
Leaves - elliptic - 17.5 x 5cm
Flowers - funnel-shaped - 5cm - up to 10 per umbel
Location - Indonesia: Sumatra: Tapanuli, East Coast,
West Coast - 1100-1980m
Epithet - "with sessile leaves", i.e. stalk-less
|
Rhododendron solitarium
Section Phaeovireya
Height - 1.5m - mostly terrestrial
Leaves - broadly elliptic - 12.0 x 6.0cm - scaly
Flowers - trumpet-ventricose - 8cm - scented - up to
6 per umbel
Location - Papua New Guinea: Morobe District: Edie Creek
& Merri Creek, Mt. Kaindi - 1850m
Epithet - "solitary"
|
Rhododendron stapfianum
Section Euvireya: Subsection Solenovireya
Height - 2m - usually epiphytic
Leaves - elliptic - 5.5 x 2cm
Flowers - trumpet-shaped - 5cm - sometimes scented -
up to 18 per umbel
Location - Malaysia: Sabah: Mt. Kinabalu, Mt. Tambuyukon
and Crocker Range to
Mt. Alab, Mt. Trus Madi, Mt. Lotung; Sarawak: Mt. Mulu,
Batu Lawi; Indonesia: Kalimantan:
Mt. Palimasan; Brunei: Temburong River, Tutong River
- 900-1550m
Epithet - after Otto Stapf, Keeper of the Kew Herbarium,
1909-1922, and who first published
this species.
|
Rhododendron stenophyllum ssp. stenophyllum
Section Euvireya: Subsection Euvireya
Height - 3m - usually terrestrial
Leaves - linear - 4.0-7.0 x 0.25-0.5cm in ssp. stenophyllum
Flowers - campanulate - 3.2cm - up to 3 per umbel
Location - Malaysia: Sabah: Mt. Kinabalu - 2700-2800m
Epithet - "with narrow leaves"
Ssp. stenophyllum is endemic to Mt.Kinabalu
and has leaves less than 25x as long as wide (2.5-5mm
wide), whereas ssp. angustifolium is of wider
distribution in the wild and has leaves more than
30x as long as wide (1.4-2.2mm wide).
Ssp. angustifolium is the form more commonly
seen in cultivation.
|
Rhododendron stenophyllum ssp. angustifolium
Section Euvireya: Subsection Euvireya
Height - 3m - usually terrestrial
Leaves - linear - 6.0-12.0 x 0.14-0.22 in ssp. angustifolium
Flowers - campanulate - 3.2cm - up to 3 per umbel
Location - Malaysia: Sabah: Mt. Kinabalu, Mt. Trus Madi,
Mt. Alab, Mt. Lumarku, Long Pasia;
Sarawak: Mt. Murud, Mt. Mulu; Brunei:Mt. Pagon; Indonesia:Kalimantan:
Batu Tiban, Mt. Kemul
1500-2400m - ssp. angustifolium
Epithet - "with narrow leaves"
Ssp. stenophyllum is endemic to Mt.Kinabalu
and has leaves less than 25x as long as wide (2.5-5mm
wide), whereas ssp. angustifolium is of wider
distribution in the wild and has leaves more than
30x as long as wide (1.4-2.2mm wide).
Ssp. angustifolium is the form more commonly
seen in cultivation.
|
Rhododendron stevensianum
Section Euvireya: Subsection Malesia
Height - 0.60m - epiphytic
Leaves - ovate - 3.5 x 2.5cm
Flowers - curved tubular - 3.3cm - usually solitary
Location - Papua New Guinea: Eastern Highlands &
Enga Province - 2000-2300m
Epithet - after Peter Stevens, botanist in New Guinea
and one of the first to collect this species.
|
Rhododendron suaveolens
Section Euvireya: Subsection Solenovireya
Height - 3m - terrestrial or epiphytic
Leaves - elliptic - 10 x 7cm
Flowers - trumpet-shaped - 7cm - often scented - up
to 25 per umbel
Location - Malaysia: Sabah: Mt. Kinabalu, Crocker Range
and Mt. Lumarku - 1200-1700m
Epithet - "sweet-scented"
|
Rhododendron suaveolens f. roseum
Section Euvireya: Subsection Solenovireya
Height - 3m - terrestrial or epiphytic
Leaves - elliptic - 10 x 7cm
Flowers - trumpet-shaped - 7cm - often scented - up
to 25 per umbel
Location - Malaysia: Sabah: Mt. Kinabalu: Park HQ and
Penataran River - 1500m
Epithet - sp. - "sweet-scented"; forma - "rose-coloured".
|
Rhododendron subcrenulatum
Section Euvireya: Subsection Malesia
Height - to 0.5m - terrestrial
Leaves - narrowly elliptic - 3.0 x 1.4cm
Flowers - tubular, straight or slightly curved - 3cm
- up to 4 per umbel
Location - Indonesia: W. New Guinea: Lake Habbema -
3225-3345m
Epithet - from Latin: sub=somewhat, crenulatus=having
small rounded teeth, alluding to the margin of the leaf.
|
Rhododendron subuliferum
Section Euvireya: Subsection Malesia
Height - 2m - terrestrial or epiphytic
Leaves - obovate - 4.5 x 2.3cm
Flowers - tubular - dark red - 5cm - solitary or in
pairs
Location - W. New Guinea: Bele River Valley, NE of Lake
Habbema - 1550-2600m
Epithet - "subulifer"= awl-bearing, alluding
to the distinctive subulate bracts.
|
Rhododendron sumatranum
Section Euvireya: Subsection Euvireya
Height - 3m - mostly terrestrial
Leaves - obovate - 8.0 x 4.0cm
Flowers - campanulate - 3cm - up to 4 per umbel
Location - Indonesia: N. Sumatra: Atjeh, Tapanuli, East
Coast - 1800-2700m
Epithet - "from Sumatra"
|
Rhododendron superbum ssp. superbum
Section Phaeovireya
Height - 6m - mostly epiphytic
Leaves - broadly ovate - 12 x 8cm - scaly
Flowers - white to cream or very light yellow, - sometimes
flushed pink - funnel-shaped - 14cm
up to 6 per umbel - strongly scented
Location - Papua New Guinea: widespread on the Main
Ranges - 1525-3050m
Epithet - "superb"
|
Rhododendron superbum ssp. ibele
Section Phaeovireya
Height - 6m - mostly epiphytic
Leaves - broadly ovate - 12 x 8cm - scaly
Flowers - white to cream - funnel-shaped - 10cm - up
to 6 per umbel - strongly scented
Location - W. New Guinea: Ibele Valley
Epithet - sp. "superb"; var. after the river
valley where first collected.
|
|
Click image for enlargement)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)
)