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Betula ermanii, or Erman's birch,[1] is a species of birch tree belonging to the family Betulaceae. It is an extremely variable species and can be found in Northeast China, Korea, Japan, and Russian Far East (Kuril Islands, Sakhalin, Kamchatka). It can grow to 20 metres (66 ft) tall.[2] It is noted for its peeling bark, which can sometimes be removed in sheets, but usually shreds and hangs from the trunk and under branches. Yellow-brown male catkins appear with the leaves in spring.[3]
| Erman's birch | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Fagales |
| Family: | Betulaceae |
| Genus: | Betula |
| Subgenus: | Betula subg. Neurobetula |
| Species: | B. ermanii |
| Binomial name | |
| Betula ermanii Cham. | |
Erman's birch is widely cultivated outside its natural range. The cultivar 'Grayswood Hill' has gained the Royal Horticultural Society's Award of Garden Merit.[4]
Leading tree nurseries including Barcham Trees [5] stock the species. It is consequently a frequently encountered street tree in London and other British towns and cities.
Street tree in Brockley, south east London
References
- English Names for Korean Native Plants (PDF). Pocheon: Korea National Arboretum. 2015. p. 373. ISBN 978-89-97450-98-5. Archived from the original (PDF) on 25 May 2017. Retrieved 26 January 2017 – via Korea Forest Service.
- Pei-chun Li & Alexei K. Skvortsov. "Betula ermanii". Flora of China. Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA. Retrieved 13 May 2013.
- RHS A-Z encyclopedia of garden plants. United Kingdom: Dorling Kindersley. 2008. p. 1136. ISBN 978-1405332965.
- http://apps.rhs.org.uk/plantselector/plant?plantid=243 [dead link]
- "Trees for Sale - Buy Trees Online - Barcham Trees - Barcham Trees".
Further reading
- Ohwi, J. Flora of Japan, 1984. ISBN 978-0-87474-708-9
- Woody Plants of Japan, Vol. 1, 2000. ISBN 4-635-07003-4
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На других языках
- [en] Betula ermanii
[es] Betula ermanii
Betula ermanii, el abedul de Erman, es una especie de árbol perteneciente a la familia de las betuláceas.[ru] Берёза Эрмана
Берёза Эрмана[2][3][4], или Берёза ка́менная[3] (лат. Betula ermanii) — вид деревьев рода Берёза (Betula) семейства Берёзовые (Betulaceae).Другой контент может иметь иную лицензию. Перед использованием материалов сайта WikiSort.org внимательно изучите правила лицензирования конкретных элементов наполнения сайта.
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