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Acacia s.l. (pronounced / ə ˈ k eɪ ʃ ə / or / ə ˈ k eɪ s i ə /), known commonly as mimosa, acacia, thorntree or wattle, [2] is a polyphyletic genus of shrubs and trees belonging to the subfamily Mimosoideae of the family Fabaceae. It was described by the Swedish botanist Carl Linnaeus in 1773 based on the African species Acacia nilotica.
African savannas occur between forest or woodland regions and grassland regions. Flora includes acacia and baobab trees, grass, and low shrubs. Acacia trees lose their leaves in the dry season to conserve moisture, while the baobab stores water in its trunk for the dry season. Many of these savannas are in Africa.
Acacia, commonly known as wattles [3] [4] or acacias, is a genus of about 1,084 species of shrubs and trees in the subfamily Mimosoideae of the pea family Fabaceae. Initially, it comprised a group of plant species native to Africa, South America, and Australasia , but is now reserved for species mainly from Australia, with others from New ...
Vachellia farnesiana, also known as Acacia farnesiana, and previously Mimosa farnesiana, commonly known as sweet acacia, [12] huisache, [13] casha tree, or needle bush, is a species of shrub or small tree in the legume family, Fabaceae. Its flowers are used in the perfume industry.
The Southern Acacia–Commiphora bushlands and thickets is a tropical grasslands, savannas, and shrublands ecoregion in Tanzania and Kenya. It includes portions of Serengeti National Park and Ngorongoro Conservation Area , which are designated World Heritage Sites and biosphere reserves for their outstanding wildlife and landscapes.
Senegalia greggii. It is a large shrub or small tree growing to 10–15 m (33–49 ft) tall with a trunk up to 20–30 cm (7.9–11.8 in) diameter. The grey-green leaves are deciduous, and bipinnate, divided into 1-3 pairs of pinnae, each pinna 2–3 cm (0.79–1.18 in) long with 10-18 leaflets that are 3–6 mm (0.12–0.24 in).
Oak savanna with buttercups in Sams Valley, Oregon. Eastern woodlands of the United States - Woodlands in southeastern regions. Oak savanna - Savanna in west coast, western, and central regions. Native American use of fire - Other native uses of fire. Terra preta - Use of burning in South America agricultural use rather than grassland.
Trees typically do not exceed 10 metres (33 ft) in height, usually averaging between 7 and 8 metres (23 and 26 ft) tall. Caatinga is considered a xeric shrubland and thorn forest, [ 2 ] but contains the ecoregion Caatinga Enclaves moist forests that is considered Tropical and subtropical dry broadleaf forests .