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Rhododendron seinghkuense Kingdon-Ward

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Peter Norris, enabling the use of The Rhododendron Handbook 1998

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New article for Trees and Shrubs Online.

Recommended citation
'Rhododendron seinghkuense' from the website Trees and Shrubs Online (treesandshrubsonline.org/articles/rhododendron/rhododendron-seinghkuense/). Accessed 2024-10-11.

Genus

Other taxa in genus

Glossary

acuminate
Narrowing gradually to a point.

Credits

New article for Trees and Shrubs Online.

Recommended citation
'Rhododendron seinghkuense' from the website Trees and Shrubs Online (treesandshrubsonline.org/articles/rhododendron/rhododendron-seinghkuense/). Accessed 2024-10-11.

Rhododendron seinghkuense

Rhododendron seinghkuense foliage (Rhododendron Species Botanical Garden, Washington, late June 2023). Image John Grimshaw.

Straggling epiphytic shrub, 0.3–1 m. Leaves 2.5–5.5 × 1.5–2.8 cm, ovate to elliptic, apex acuminate, upper surface bullate; lower surface with a glaucous papillate epidermis, scales dense, golden, also with a brown woolly tomentum. Pedicels densely tomentose. Flowers solitary; calyx lobes to 8 mm; corolla bright yellow, campanulate, 18–25 mm; stamens 10, regular; ovary scaly and densely tomentose, especially towards apex, style glabrous. Flowering April. Royal Horticultural Society (1997).

Distribution  Myanmar NE China NW Yunnan, SE Tibet

Habitat 1,800–3,000 m

RHS Hardiness Rating H3

Awards AM 1953 (Crown Estate Commissioners, Windsor); flowers Sulphur Yellow.

Conservation status Vulnerable (VU)

R. seinghkuense resembles R. pendulum but may be distinguished by the flower colour and the acuminate leaves. Royal Horticultural Society (1997).

Rhododendron seinghkuense

Foliage on Rhododendron seinghkuense from Yunnan at Tregrehan Garden, UK (4 September 2017). Image © Jan De Langhe - Arboretum Wespelaar.

Rhododendron seinghkuense

Leaf selection on Rhododendron seinghkuense, with the lamina upper surface bullate (Tregrehan Garden, UK – 4 September 2017). Image © Jan De Langhe - Arboretum Wespelaar.

Rhododendron seinghkuense

Branchlet and lamina lower surface with brown woolly tomentum on Rhododendron seinghkuense, (Tregrehan Garden, UK – 4 September 2017). Image © Jan De Langhe - Arboretum Wespelaar.

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