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Himalayan Alder

Alnus nitida (Spach) Endl.

Comments

provided by eFloras
The ‘alder tree’ is commonly found along streams or cultivated as a roadside tree, from Dir eastwards, at 1000-2900 m elevation. The bark is used in some places for dyeing and tanning purposes.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of Pakistan Vol. 0: 4 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of Pakistan @ eFloras.org
editor
S. I. Ali & M. Qaiser
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eFloras.org
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Description

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A tree 20 m or more tall. Young shoots pubescent, becoming glabrescent when old. Leaves ovate to elliptic-ovate, 5-15 cm x 3-9 cm, acute or acuminate, remotely serrate to sub-serrate, pubescent to pilose, often villous at the angles of the veins on the under surface, base cuneate to rounded; petiole 1-4 cm long, glabrous to pubescent. Male flowers in catkins, up to 19 cm long; peduncle 5-6.5 mm long; bract c. 1.2 mm long, more or less ovate, bracteoles smaller, suborbiculate. Tepals oblong-obovate to spathulate, c. l mm long, apex and margin minutely toothed. Anthers c. 1 mm long, filament slightly shorter than the tepals, scarcely forked. Female flowers in erect ‘woody cones’, 3-3.5 cm x c. 1.2 cm; bract broadly ovate, bracteoles suborbiculate. Styles 2, linear. Fruiting scale 5-lobed, 5-6 mm long, apex obliquely truncate. Nut 2.5-4 mm long, fringed by the narrow and more or less leathery wings.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of Pakistan Vol. 0: 4 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of Pakistan @ eFloras.org
editor
S. I. Ali & M. Qaiser
project
eFloras.org
original
visit source
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eFloras

Distribution

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Himalaya (Kashmir to Nepal).
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cc-by-nc-sa-3.0
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Annotated Checklist of the Flowering Plants of Nepal Vol. 0 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Annotated Checklist of the Flowering Plants of Nepal @ eFloras.org
author
K.K. Shrestha, J.R. Press and D.A. Sutton
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eFloras.org
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Distribution

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Distribution: The temperate Himalayas, from Swat to Kunawar.
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cc-by-nc-sa-3.0
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of Pakistan Vol. 0: 4 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of Pakistan @ eFloras.org
editor
S. I. Ali & M. Qaiser
project
eFloras.org
original
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eFloras

Elevation Range

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2100-2200 m
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Annotated Checklist of the Flowering Plants of Nepal Vol. 0 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Annotated Checklist of the Flowering Plants of Nepal @ eFloras.org
author
K.K. Shrestha, J.R. Press and D.A. Sutton
project
eFloras.org
original
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eFloras

Flower/Fruit

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Fl.Per.: the male catkins bloom in Sept.-Oct., the female flowers opening first.
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cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of Pakistan Vol. 0: 4 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of Pakistan @ eFloras.org
editor
S. I. Ali & M. Qaiser
project
eFloras.org
original
visit source
partner site
eFloras

Alnus nitida

provided by wikipedia EN

Alnus nitida, the west Himalayan alder, is a species in the genus Alnus, native to Pakistan, the western Himalayas, and Nepal.[3] It is a tree reaching 20 to 25 m, preferring to live along the banks of rivers. It is used locally for timber and firewood, and as a street tree.[4] The bark is used in some places for tanning and dyeing purposes.[5] It grows well in heavy, clay soils and tolerates infertile soils.[6] The leaves are thin, oval to ovate, 3-6 inches long and 2-3 inches wide.[7] Female flowers appear first, followed by male catkinss in September to October, which may be up to 19 cm long.[5] The fruits are woody cones, typically 2.5-3.5 cm long.[8]

This tree may be attacked by the apple stem borer (Trirachys holosericeus).[9]

In some places, the bark is used as an anti-inflammatory. One study examined its chemical components and concluded it has antioxidant potential.[10]

References

  1. ^ Shaw K, Roy S, Wilson B (2014). "Alnus nitida". IUCN Red List of Threatened Species. 2014: e.T194659A2356455. doi:10.2305/IUCN.UK.2014-3.RLTS.T194659A2356455.en. Retrieved 3 May 2021.
  2. ^ Gen. Pl., Suppl. 4(2): 20 (1847)
  3. ^ a b "Alnus nitida (Spach) Endl". Plants of the World Online. Board of Trustees of the Royal Botanic Gardens, Kew. 2017. Retrieved 21 December 2020.
  4. ^ Khan MK, Muhammad N, Uddin N, Ali N, Umer M, Ullah S (2020). "Genetic diversity in threatened plant species Alnus nitida (Spach.) Endel". Plant Science Today. 7 (3): 314–318. doi:10.14719/pst.2020.7.3.759.
  5. ^ a b "Alnus nitida in Flora of Pakistan @ efloras.org". www.efloras.org. Retrieved 2021-05-03.
  6. ^ "Alnus nitida - Useful Temperate Plants". temperate.theferns.info. Retrieved 2021-05-03.
  7. ^ "Alnus nitida - Trees and Shrubs Online". treesandshrubsonline.org. Retrieved 2021-05-03.
  8. ^ "Fact Sheet: Alnus nitida". idtools.org. Retrieved 2021-05-03.
  9. ^ "Alnus nitida (West Himalayan alder)". www.cabi.org. Retrieved 2021-05-03.
  10. ^ Sajid M, Khan MR, Shah NA, Shah SA, Ismail H, Younis T, Zahra Z (August 2016). "Phytochemical, antioxidant and hepatoprotective effects of Alnus nitida bark in carbon tetrachloride challenged Sprague Dawley rats". BMC Complementary and Alternative Medicine. 16 (1): 268. doi:10.1186/s12906-016-1245-3. PMC 4972964. PMID 27488054.
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wikipedia EN

Alnus nitida: Brief Summary

provided by wikipedia EN

Alnus nitida, the west Himalayan alder, is a species in the genus Alnus, native to Pakistan, the western Himalayas, and Nepal. It is a tree reaching 20 to 25 m, preferring to live along the banks of rivers. It is used locally for timber and firewood, and as a street tree. The bark is used in some places for tanning and dyeing purposes. It grows well in heavy, clay soils and tolerates infertile soils. The leaves are thin, oval to ovate, 3-6 inches long and 2-3 inches wide. Female flowers appear first, followed by male catkinss in September to October, which may be up to 19 cm long. The fruits are woody cones, typically 2.5-3.5 cm long.

This tree may be attacked by the apple stem borer (Trirachys holosericeus).

In some places, the bark is used as an anti-inflammatory. One study examined its chemical components and concluded it has antioxidant potential.

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Alnus nitida ( Icelandic )

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Alnus nitida[1] er elritegund[2] sem var fyrst lýst af Édouard Spach, og fékk sitt núverandi nafn af Stephan Ladislaus Endlicher. Engar undirtegundir eru skráðar.[3] Alnus nitida er upprunninn úr tempruðu belti Himalajafjalla.[4]

Tilvísanir

  1. Endl., 1847 In: Gen. Pl. , Suppl. 4(2): 20
  2. WCSP: World Checklist of Selected Plant Families
  3. „Species 2000 & ITIS Catalogue of Life: 2014 Annual Checklist“. Species 2000: Reading, UK. 2014.
  4. [1] IUCN redlist



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Alnus nitida: Brief Summary ( Icelandic )

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Alnus nitida er elritegund sem var fyrst lýst af Édouard Spach, og fékk sitt núverandi nafn af Stephan Ladislaus Endlicher. Engar undirtegundir eru skráðar. Alnus nitida er upprunninn úr tempruðu belti Himalajafjalla.

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Höfundar og ritstjórar Wikipedia
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Alnus nitida ( Vietnamese )

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Alnus nitida là một loài thực vật có hoa trong họ Betulaceae. Loài này được (Spach) Endl. mô tả khoa học đầu tiên năm 1847.[1]

Chú thích

  1. ^ The Plant List (2010). Alnus nitida. Truy cập ngày 14 tháng 9 năm 2013.

Liên kết ngoài


Hình tượng sơ khai Bài viết Bộ Cử (Fagales) này vẫn còn sơ khai. Bạn có thể giúp Wikipedia bằng cách mở rộng nội dung để bài được hoàn chỉnh hơn.
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Wikipedia tác giả và biên tập viên
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Alnus nitida: Brief Summary ( Vietnamese )

provided by wikipedia VI

Alnus nitida là một loài thực vật có hoa trong họ Betulaceae. Loài này được (Spach) Endl. mô tả khoa học đầu tiên năm 1847.

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Wikipedia tác giả và biên tập viên
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wikipedia VI