Albizia

Albizia

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Albizia julibrissin

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Albizia procera pod

Albizia is a genus of trees and shrubs in the family Fabaceae, subfamily Mimosoideae. It is commonly known as silk trees or sirises. The genus is named after the Italian nobleman Filippo degli Albizzi, who introduced Albizia julibrissin to Europe in the mid-18th century.

Description

Albizia species are generally fast-growing trees and shrubs, often reaching heights of 6 to 12 meters. They are characterized by their bipinnate leaves, which are finely divided and give the foliage a feathery appearance. The flowers are typically small, with numerous stamens that give them a fluffy appearance, and they are often fragrant.

Distribution

Albizia species are native to tropical and subtropical regions of Asia, Africa, Madagascar, and the Americas. They are widely cultivated in other regions for their ornamental value and ability to fix nitrogen in the soil.

Notable Species

• Albizia julibrissin, commonly known as the Persian silk tree or pink siris, is native to southwestern and eastern Asia. It is widely cultivated for its attractive flowers and fern-like foliage.

• Albizia lebbeck, known as the siris tree, is native to tropical southern Asia and is used for timber, fodder, and traditional medicine.

• Albizia procera, or white siris, is found in South and Southeast Asia. It is valued for its wood and is used in reforestation projects.

Uses

Albizia species are used for a variety of purposes. They are often planted as ornamental trees in parks and gardens. Some species, such as Albizia lebbeck, are used for timber and fuelwood. The trees are also important in agroforestry systems for their ability to improve soil fertility through nitrogen fixation.

Ecology

Albizia trees are important components of their ecosystems. They provide habitat and food for a variety of wildlife, including birds and insects. The flowers are particularly attractive to pollinators such as bees and butterflies.

Related Pages

• Fabaceae
• Mimosoideae
• Nitrogen fixation
• Agroforestry

Gallery

• Albizia julibrissin

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  Albizia procera pod

Albizia

• Albizia julibrissin

• 

  Doon Siris (Albizia procera) pod