Rhododendron racemosum, the racemose rhododendron[2] (Chinese: 腋花杜鹃; pinyin: yèhuā dùjuān),[3] is a species of flowering plant in the heath family Ericaceae, native to forest and grassland at 1,500–3,500 m (4,900–11,500 ft) in northwestern Guizhou, southwestern Sichuan, and Yunnan, China.[3]
| Rhododendron racemosum | |
|---|---|
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Ericales |
| Family: | Ericaceae |
| Genus: | Rhododendron |
| Species: | R. racemosum
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| Binomial name | |
| Rhododendron racemosum | |
| Synonyms | |
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Description
editIt is an upright evergreen shrub growing to 2 m (6.6 ft) tall by 1.5 m (4.9 ft) broad. In early spring it bears masses of pale or deep pink trumpet-shaped flowers, each with up to 10 prominent stamens.[2]
Cultivation
editIn cultivation in the UK Rhododendron racemosum and the cultivar 'Rock Rose'[4] have gained the Royal Horticultural Society's Award of Garden Merit.[2][5] It is hardy down to −20 °C (−4 °F) but like most rhododendrons it requires a sheltered spot in dappled shade, and an acid soil enriched with leaf mould.
Etymology
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References
edit- ^ "Ericaceae Rhododendron racemosum Franch". International Plant Names Index. Retrieved 6 October 2018.
- ^ a b c "RHS Plantfinder - Rhododendron racemosum". Retrieved 3 October 2018.
- ^ a b Fang, Ruizheng; Chamberlain, David F. "Rhododendron racemosum". Flora of China. Vol. 14. Retrieved 6 October 2018 – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
- ^ "RHS Plantfinder - Rhododendron racemosum 'Rock Rose'". Retrieved 6 October 2018.
- ^ "AGM Plants - Ornamental" (PDF). Royal Horticultural Society. July 2017. p. 85. Retrieved 2 October 2018.
- ^ Gledhill, David (2008). "The Names of Plants". Cambridge University Press. ISBN 9780521866453 (hardback), ISBN 9780521685535 (paperback). p 325