Rhododendron densifolium
Section Pseudovireya
Height - 1.3m - terrestrial
Leaves - obovate - 1.5 x 0.5cm - scaly
Flowers - campanulate - 1.0cm - solitary
Location - China: S.E. Yunnan: Malipo & Xichou -
1000-1800m
Epithet - alluding to the densely leafy stems
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Rhododendron dianthosmum
Section Phaeovireya
Height - 2m - epiphytic
Leaves - broadly elliptic - 14 x 5.5cm - scaly
Flowers - tubular-funnel-shaped - 7cm - up to 6 per
umbel - strongly scented of carnations
Location - Indonesia: W. New Guinea: Mt. Dafonsera &
Cycloop Mts. - 800-1400m
Epithet - "scented like a Dianthus"
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Rhododendron dielsianum var. dielsianum
Section Phaeovireya
Height - 1.5m - epiphytic or terrestrial
Leaves - elliptic - 5.5 x 2.5cm
Flowers - curved tubular - 3.5cm - up to 4 per umbel
Location - Papua New Guinea: Upper Sepik River region
- 1200-1940m
Epithet - after Friedrich Diels, 1874-1945, German botanist
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Rhododendron durionifolium ssp. durionifolium
Section Malayovireya
Height - 3m - mostly epiphytic
Leaves - ovate - 17 x 6.5cm - scaly
Flowers - tubular-funnel-shaped - 3cm - up to 30 per
umbel
Location - Malaysia: Sarawak & Sabah; Indonesia:
C & SE Borneo - widespread - 800-2400m
Epithet - alluding to the similarity of the leaf-scales
to those of a durian
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Rhododendron dutartrei
Section Siphonovireya
Height - to 4m - terrestrial
Leaves - obovate - 6.7 x 3.3cm
Flowers - tubular-funnel-shaped - 4.7cm - up to 8 per
umbel
Location - Indonesia: W. New Guinea: Dimba - 2500m
Epithet - after Gilles Dutartre, friend of the person
who discovered this species.
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