The Eastern Himalayan alpine shrub and meadows is a

montane grasslands and shrublands Montane grasslands and shrublands are a biome defined by the World Wildlife Fund. The biome includes high elevation grasslands and shrublands around the world. The term "montane" in the name of the biome refers to "high elevation", rather than t ...

ecoregion An ecoregion (ecological region) is an ecological and geographic area that exists on multiple different levels, defined by type, quality, and quantity of environmental resources. Ecoregions cover relatively large areas of land or water, and c ...

Bhutan Bhutan, officially the Kingdom of Bhutan, is a landlocked country in South Asia, in the Eastern Himalayas between China to the north and northwest and India to the south and southeast. With a population of over 727,145 and a territory of , ...

China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...

India India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since ...

Myanmar Myanmar, officially the Republic of the Union of Myanmar; and also referred to as Burma (the official English name until 1989), is a country in northwest Southeast Asia. It is the largest country by area in Mainland Southeast Asia and has ...

, and

Nepal Nepal, officially the Federal Democratic Republic of Nepal, is a landlocked country in South Asia. It is mainly situated in the Himalayas, but also includes parts of the Indo-Gangetic Plain. It borders the Tibet Autonomous Region of China Ch ...

, which lies between the

tree line The tree line is the edge of a habitat at which trees are capable of growing and beyond which they are not. It is found at high elevations and high latitudes. Beyond the tree line, trees cannot tolerate the environmental conditions (usually low ...

and

snow line The climatic snow line is the boundary between a snow-covered and snow-free surface. The actual snow line may adjust seasonally, and be either significantly higher in elevation, or lower. The permanent snow line is the level above which snow wil ...

in the eastern portion of the

Himalaya The Himalayas, or Himalaya ( ), is a mountain range in Asia, separating the plains of the Indian subcontinent from the Tibetan Plateau. The range has some of the Earth's highest peaks, including the highest, Mount Everest. More than 100 pea ...

Range.

Setting

The Eastern Himalayan alpine shrub and meadows covers an area of , extending along the north and south faces of the Himalaya Range from the Kali Gandaki Gorge in central Nepal eastwards through

Tibet Tibet (; ''Böd''; ), or Greater Tibet, is a region in the western part of East Asia, covering much of the Tibetan Plateau and spanning about . It is the homeland of the Tibetan people. Also resident on the plateau are other ethnic groups s ...

and India's

Sikkim Sikkim ( ; ) is a States and union territories of India, state in northeastern India. It borders the Tibet Autonomous Region of China in the north and northeast, Bhutan in the east, Koshi Province of Nepal in the west, and West Bengal in the ...

state,

, India's

Arunachal Pradesh Arunachal Pradesh (; ) is a States and union territories of India, state in northeast India. It was formed from the North-East Frontier Agency (NEFA) region, and India declared it as a state on 20 February 1987. Itanagar is its capital and la ...

state, and northernmost

. The alpine shrub and meadows lie between approximately elevation. Permanent ice and snow lies above . The Eastern Himalayan subalpine conifer forests lie below along the southern slopes of the range, from Central Nepal to Bhutan. The Northeastern Himalayan subalpine conifer forests lie south of the range in Arunachal Pradesh, extending north of the range into the lower valley of the

Brahmaputra River The Brahmaputra is a trans-boundary river which flows through Southwestern China, Northeastern India, and Bangladesh. It is known as Brahmaputra or Luit in Assamese language, Assamese, Yarlung Tsangpo in Lhasa Tibetan, Tibetan, the Siang/Dihan ...

and its tributaries. The Northern Triangle temperate forests lie to the south of the alpine shrub and meadows in northern Myanmar, and the Nujiang Lancang Gorge alpine conifer and mixed forests lie to the east in the gorges of the upper Irrawaddy and Salween rivers. The Yarlung Tsangpo arid steppe lies in the upper Brahmaputra Valley of Tibet, north of the Eastern Himalayan alpine shrub and meadows.

Flora

Alpine shrublands, characterized by

rhododendron ''Rhododendron'' (; : ''rhododendra'') is a very large genus of about 1,024 species of woody plants in the Ericaceae, heath family (Ericaceae). They can be either evergreen or deciduous. Most species are native to eastern Asia and the Himalayan ...

s, predominate at lower elevations, close to the treeline. The rhododendron flora of the ecoregion is quite varied, with

species composition Relative species abundance is a component of biodiversity and is a measure of how common or rare a species is relative to other species in a defined location or community.Hubbell, S. P. 2001. ''The unified neutral theory of biodiversity and biogeog ...

changing as one moves from west to east along the range. Above the shrublands are alpine meadows which support a variety of herbaceous plants, including species of ''

Alchemilla ''Alchemilla'' is a genus of herbaceous perennial plants in the family Rosaceae, with the common name lady's mantle applied generically as well as specifically to ''Alchemilla mollis'' when referred to as a garden plant. The plant used as a herb ...

Androsace ''Androsace'', commonly known as rock jasmine, is a genus of flowering plants in the family (biology), family Primulaceae, second only to ''Primula'' in the number of species. It is predominantly Arctic–alpine, with many species in the Himalay ...

, Anemone, Diapensia,

Draba ''Draba'' is a large genus of flowering plants in the family Brassicaceae, commonly known as whitlow-grasses (though they are not related to the true grasses). Species There are over 400 species: *'' Draba abajoensis'' Windham & Al-Shehbaz *'' D ...

, Gentiana,

Impatiens ''Impatiens'' is a genus of more than 1,000 species of flowering plants, widely distributed throughout the Northern Hemisphere and the tropics. Together with the genus ''Hydrocera'' (one species), ''Impatiens'' make up the family (biology), f ...

, Leontopodium,

Meconopsis ''Meconopsis'' is a genus of flowering plants in the poppy family Papaveraceae. It was created by French botanist Louis Guillaume Alexandre Viguier, Viguier in 1814 for the species known by the common name Welsh poppy, which Carl Linnaeus had de ...

, Pedicularis,

Potentilla ''Potentilla'' is a genus containing over 500 species of Annual plant, annual, Biennial plant, biennial and Perennial plant, perennial herbaceous plant, herbaceous flowering plants in the rose family (biology), family, Rosaceae. Potentillas m ...

Primula ''Primula'' () is a genus of herbaceous plant, herbaceous flowering plants in the family (biology), family Primulaceae. They include the primrose (''Primula vulgaris, P. vulgaris''), a familiar wildflower of banks and verges. Other common specie ...

Rhododendron ''Rhododendron'' (; : ''rhododendra'') is a very large genus of about 1,024 species of woody plants in the Ericaceae, heath family (Ericaceae). They can be either evergreen or deciduous. Most species are native to eastern Asia and the Himalayan ...

, Saussurea,

Saxifraga ''Saxifraga'' is the largest genus in the family Saxifragaceae, containing about 473 species of holarctic perennial plants, known as saxifrages or rockfoils. The Latin word ''saxifraga'' means literally "stone-breaker", from Latin ' ("rock" or " ...

Sedum ''Sedum'' is a large genus of flowering plants in the family Crassulaceae, members of which are commonly known as stonecrops. The genus has been described as containing up to 600 species, subsequently reduced to 400–500. They are leaf succule ...

'', and ''

Viola The viola ( , () ) is a string instrument of the violin family, and is usually bowed when played. Violas are slightly larger than violins, and have a lower and deeper sound. Since the 18th century, it has been the middle or alto voice of the ...

''. In the spring and summer, the alpine meadows are covered with brightly colored flowers. On the upper slopes, low grasses and cushion plants grow among the boulders and scree.

Fauna

Large mammals include the

snow leopard The snow leopard (''Panthera uncia'') is a species of large cat in the genus ''Panthera'' of the family Felidae. The species is native to the mountain ranges of Central and South Asia. It is listed as Vulnerable on the IUCN Red List because ...

(''Uncia uncia''),

bharal The bharal (''Pseudois nayaur''), also called the blue sheep, is a Caprinae, caprine native to the high Himalayas. It is the monotypic taxon, only member of the genus ''Pseudois.'' It occurs in Pakistan, India, Nepal, Bhutan, Myanmar, and in Ch ...

or Himalayan blue sheep (''Pseudois nayaur''),

Himalayan tahr The Himalayan tahr (''Hemitragus jemlahicus'') is a large even-toed ungulate native to the Himalayas in southern Tibet, northern India, western Bhutan and Nepal. It is listed as Near Threatened on the IUCN Red List, as the population is declini ...

(''Hemitragus jemlahicus''), takin (''Budorcas taxicolor''), Himalayan musk deer (''Moschus chrysogaster''), Himalayan goral (''Nemorhaedus baileyi''), and

Himalayan serow The Himalayan serow (''Capricornis sumatraensis thar''), also known as the thar ( , ), is a subspecies of the mainland serow native to the Himalayas. It was previously considered its own species, as ''Capricornis thar''. It is the official stat ...

(''Capricornis thar''). Smaller mammals include Himalayan marmots (''Marmota himalayana''),

weasel Weasels are mammals of the genus ''Mustela'' of the family Mustelidae. The genus ''Mustela'' includes the least weasels, polecats, stoats, ferrets, and European mink. Members of this genus are small, active predators, with long and slend ...

s, and

pika A pika ( , or ) is a small, mountain-dwelling mammal native to Asia and North America. With short limbs, a very round body, an even coat of fur, and no external tail, they resemble their close relative the rabbit, but with short, rounded ears. ...

Conservation

Several protected areas lie within or partly within the ecoregion, including: * Valley of Flowers National Park, India *

Annapurna Conservation Area Annapurna Conservation Area is Nepal's largest protected area covering in the Annapurna range of the Himalayas. It ranges in elevation from to the peak of Annapurna I at . The conservation area stretches across Manang District, Nepal, Manang, Mu ...

, Nepal *

Bumdeling Wildlife Sanctuary The Bumdeling Wildlife Sanctuary (also spelled Bumdelling or Bomdeling), which contains the former Kulong Chu Wildlife Sanctuary, covers in northeastern Bhutan at elevations between and . The sanctuary covers most of Trashiyangtse Distri ...

, Bhutan * Dihang-Dibang Biosphere Reserve, India * Dongjiu Nature Reserve, China * Jigme Singye Wangchuck National Park, Bhutan *

Jigme Dorji National Park Jigme Dorji National Park (JDNP), named after the late Jigme Dorji Wangchuck, is the second-largest National Park of Bhutan. History It was established in 1974 and stretches over an area of 4316 km2, thereby spanning all three climate z ...

, Bhutan * Langtang National Park, Nepal * Makalu-Barun National Park and Conservation Area, Nepal * Motuo Nature Reserve, China * Sakteng Wildlife Sanctuary, Bhutan * Sagarmatha National Park, Nepal * Thrumshingla National Park, Bhutan * Torsa Strict Nature Reserve, Bhutan * Walong National Park, India * Nanda Devi National Park, India

References

External links