Tecomella undulata
Encyclopedia
Tecomella undulata is tree
Tree
A tree is a perennial woody plant. It is most often defined as a woody plant that has many secondary branches supported clear of the ground on a single main stem or trunk with clear apical dominance. A minimum height specification at maturity is cited by some authors, varying from 3 m to...

 species
Species
In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...

, locally known as Rohida, found in Thar Desert
Thar Desert
The Thar Desert |Punjab]] province. The Cholistan Desert adjoins the Thar desert spreading into Pakistani Punjab province.-Location and description:...

 regions of northwest and western India
India
India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...

. It is a medium sized tree
Tree
A tree is a perennial woody plant. It is most often defined as a woody plant that has many secondary branches supported clear of the ground on a single main stem or trunk with clear apical dominance. A minimum height specification at maturity is cited by some authors, varying from 3 m to...

 that produces quality timber
Timber
Timber may refer to:* Timber, a term common in the United Kingdom and Australia for wood materials * Timber, Oregon, an unincorporated community in the U.S...

 and is the main source of timber amongst the indigenous tree species of desert regions of Shekhawati
Shekhawati
Shekhawati is a semi-arid historical region located in the northeast part of Rajasthan, India got its name from Shekhawat Rajputs....

 and Marwar
Marwar
Marwar is a region of southwestern Rajasthan state in western India. It lies partly in the Thar Desert. In Rajasthani dialect "wad" means a particular area. The word Marwar is derived from Sanskrit word 'Maruwat'. English translation of the word is 'The region of desert'., The Imperial Gazetteer...

 in Rajasthan
Rajasthan
Rājasthān the land of Rajasthanis, , is the largest state of the Republic of India by area. It is located in the northwest of India. It encompasses most of the area of the large, inhospitable Great Indian Desert , which has an edge paralleling the Sutlej-Indus river valley along its border with...

. The trade name of the tree species is Desert teak or Marwar teak.

Tecomella undulata is a deciduous
Deciduous
Deciduous means "falling off at maturity" or "tending to fall off", and is typically used in reference to trees or shrubs that lose their leaves seasonally, and to the shedding of other plant structures such as petals after flowering or fruit when ripe...

 or nearly evergreen
Evergreen
In botany, an evergreen plant is a plant that has leaves in all seasons. This contrasts with deciduous plants, which completely lose their foliage during the winter or dry season.There are many different kinds of evergreen plants, both trees and shrubs...

 tree of arid and semi arid regions. It occurs on flat and undulating areas including gentle hill slopes and sometimes also in ravines. It is well adapted to drained loamy to sandy loam soil having pH
PH
In chemistry, pH is a measure of the acidity or basicity of an aqueous solution. Pure water is said to be neutral, with a pH close to 7.0 at . Solutions with a pH less than 7 are said to be acidic and solutions with a pH greater than 7 are basic or alkaline...

 6.5-8.0. The species thrives very well on stabilized sand dunes, which experience extreme low and high temperatures. It grows in areas of scanty rainfall (annual 150-500mm) and high temperature (35 °C to 48 °C). It can withstand extreme low temperature (0 °C to −2 °C) during winter and high temperature (48 °C to 50 °C) in summers. The tree is a strong light demander. It is drought, frost, fire and wind hardy. At the time of flowering (December-February) it produces beautiful showy flowers in yellow, orange and red colours. Three types of flower bearing trees can be observed near to each other in the same vicinity.

Distribution

Distribution of Tecomella undulata is restricted to the drier parts of the Arabia, southern Pakistan
Pakistan
Pakistan , officially the Islamic Republic of Pakistan is a sovereign state in South Asia. It has a coastline along the Arabian Sea and the Gulf of Oman in the south and is bordered by Afghanistan and Iran in the west, India in the east and China in the far northeast. In the north, Tajikistan...

 and northwest India
India
India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...

 up to an elevation of 1200 metres. In Pakistan
Pakistan
Pakistan , officially the Islamic Republic of Pakistan is a sovereign state in South Asia. It has a coastline along the Arabian Sea and the Gulf of Oman in the south and is bordered by Afghanistan and Iran in the west, India in the east and China in the far northeast. In the north, Tajikistan...

 in Attock kala chita mountain  where its local name is Haroora ہروڑا  it is found in Baluchistan and Sindh
Sindh
Sindh historically referred to as Ba'ab-ul-Islam , is one of the four provinces of Pakistan and historically is home to the Sindhi people. It is also locally known as the "Mehran". Though Muslims form the largest religious group in Sindh, a good number of Christians, Zoroastrians and Hindus can...

. In India
India
India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...

, it occurs naturally in Maharashtra
Maharashtra
Maharashtra is a state located in India. It is the second most populous after Uttar Pradesh and third largest state by area in India...

, Gujarat, Rajasthan
Rajasthan
Rājasthān the land of Rajasthanis, , is the largest state of the Republic of India by area. It is located in the northwest of India. It encompasses most of the area of the large, inhospitable Great Indian Desert , which has an edge paralleling the Sutlej-Indus river valley along its border with...

, Punjab and Haryana
Haryana
Haryana is a state in India. Historically, it has been a part of the Kuru region in North India. The name Haryana is found mentioned in the 12th century AD by the apabhramsha writer Vibudh Shridhar . It is bordered by Punjab and Himachal Pradesh to the north, and by Rajasthan to the west and south...

.

The species is mainly found to occur in western parts of Rajasthan
Rajasthan
Rājasthān the land of Rajasthanis, , is the largest state of the Republic of India by area. It is located in the northwest of India. It encompasses most of the area of the large, inhospitable Great Indian Desert , which has an edge paralleling the Sutlej-Indus river valley along its border with...

. In other states its population is scanty and very rare. In Rajasthan, Tecomella undulata is found in Barmer
Barmer, Rajasthan
Barmer is the headquarters of the Barmer district in the state of Rajasthan, India. It is a city and a municipality.-Origin of name:...

, Jaisalmer
Jaisalmer
Jaysalmer , nicknamed "The Golden City", is a town in the Indian state of Rajasthan. It is located west from the state capital Jaipur. It was once known as Jaisalmer state. The town stands on a ridge of yellowish sandstone, crowned by a fort, which contains the palace and several ornate Jain...

, Jodhpur
Jodhpur
Jodhpur , is the second largest city in the Indian state of Rajasthan. It is located west from the state capital, Jaipur and from the city of Ajmer. It was formerly the seat of a princely state of the same name, the capital of the kingdom known as Marwar...

, Pali
Pali, Rajasthan
Pali is a town in Rajasthan state of western India. Located in the Marwar region, Pali is the administrative headquarters of Pali District. It is situated on the bank of the river Bandi and is 72 km south east of Jodhpur. It is known as "The Industrial City".-History:Pali was a trade centre...

, Ajmer
Ajmer
Ajmer , formerly written as Ajmere, is a city in Ajmer District in Rajasthan state in India. Ajmer has a population of around 800,000 , and is located west of the Rajasthan state capital Jaipur, 200 km from Jodhpur, 274 km from Udaipur, 439 km from Jaisalmer, and 391 km from...

, Nagaur
Nagaur
Nagaur is a city in the state of Rajasthan in India. It is the administrative headquarters of Nagaur District. The Nagaur city lies about midway between Jodhpur and Bikaner. It was founded by the Naga Kshatriyas.- History :...

, Bikaner, Churu
Churu
Churu is a town in the desert region of Rajasthan state of India. It is the administrative headquarters of Churu District. It lies in the Thar Desert on the National Highway-65 connecting Pali to Ambala and is a junction station on the railway line to Bikaner...

 and Sikar
Sikar
Sikar is a city located in the Shekhawati region of Rajasthan state in India. It is the administrative headquarter of Sikar District. Sikar is a historical city and contains many old Havelis which are a huge tourist attraction. The best way to reach the city is to use road transport from Jaipur...

 districts.

Tecomella undulata is an accepted tree species in agro forestry
Forestry
Forestry is the interdisciplinary profession embracing the science, art, and craft of creating, managing, using, and conserving forests and associated resources in a sustainable manner to meet desired goals, needs, and values for human benefit. Forestry is practiced in plantations and natural stands...

 and large population is found in agricultural lands. It can be observed growing in community
Community
The term community has two distinct meanings:*a group of interacting people, possibly living in close proximity, and often refers to a group that shares some common values, and is attributed with social cohesion within a shared geographical location, generally in social units larger than a household...

 land, forestland and orans in association with Prosopis cineraria, Capparis decidua, Maytenus emarginata, Zizyphus spp. And Salvadora spp. In agriculture land it generally grows in association with Prosopis cineraria
Prosopis cineraria
Prosopis cineraria is a species of flowering tree in the pea family, Fabaceae, that is native to arid portions of Western and South Asia, such as the Arabian and Thar Deserts...

.

Uses

Tecomella undulata is mainly used as a source of timber. Its wood is strong, tough and durable. It takes a fine finish. Heartwood contains quinoid. The wood is excellent for firewood and charcoal. Cattle and goats eat leaves of the tree. Camels, goats and sheep consume flowers and pods.

Tecomella undulata plays an important role in ecology
Ecology
Ecology is the scientific study of the relations that living organisms have with respect to each other and their natural environment. Variables of interest to ecologists include the composition, distribution, amount , number, and changing states of organisms within and among ecosystems...

. It acts as a soil-binding tree by spreading a network of lateral roots on the top surface of the soil. It acts as a windbreak and helps in stabilizing shifting sand dunes. It is considered as the home of birds and provides shelter for other desert
Desert
A desert is a landscape or region that receives an extremely low amount of precipitation, less than enough to support growth of most plants. Most deserts have an average annual precipitation of less than...

 wildlife
Wildlife
Wildlife includes all non-domesticated plants, animals and other organisms. Domesticating wild plant and animal species for human benefit has occurred many times all over the planet, and has a major impact on the environment, both positive and negative....

. Shade of tree crown is shelter for the cattle, goats and gsheep during summer days.

Tecomella undulata has got medicinal properties as well. The bark obtained from the stem is used as a remedy for syphilis
Syphilis
Syphilis is a sexually transmitted infection caused by the spirochete bacterium Treponema pallidum subspecies pallidum. The primary route of transmission is through sexual contact; however, it may also be transmitted from mother to fetus during pregnancy or at birth, resulting in congenital syphilis...

. It is also used in curing urinary disorders, enlargement of spleen
Spleen
The spleen is an organ found in virtually all vertebrate animals with important roles in regard to red blood cells and the immune system. In humans, it is located in the left upper quadrant of the abdomen. It removes old red blood cells and holds a reserve of blood in case of hemorrhagic shock...

, gonorrhoea, leucoderma and liver
Liver
The liver is a vital organ present in vertebrates and some other animals. It has a wide range of functions, including detoxification, protein synthesis, and production of biochemicals necessary for digestion...

 diseases. Seeds are used against abscess
Abscess
An abscess is a collection of pus that has accumulated in a cavity formed by the tissue in which the pus resides due to an infectious process or other foreign materials...

. Traditionally in Musakhel, Pakistan its flower used for Hepatitis.
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
x
OK