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Description. Plants in the genus Acacia are shrubs or trees with bipinnate leaves, the mature leaves sometimes reduced to phyllodes or rarely absent. There are 2 small stipules at the base of the leaf, but sometimes fall off as the leaf matures. The flowers are borne in spikes or cylindrical heads, sometimes singly, in pairs or in racemes in ...
Acacia fasciculifera seedling in the transitional stage between pinnate leaves and phyllodes. The leaves of acacias are compound pinnate in general. In some species, however, more especially in the Australian and Pacific Islands species, the leaflets are suppressed, and the leaf-stalks become vertically flattened in order to serve the purpose of leaves.
The seed is edible, while the tree's leaves are used as soap or a fishing poison. [7] [8] The bark can be used to make string or a traditional analgesic. [7] [9] The hard timber is used to make clap sticks, spear-throwers and shields. [7] [10] The wood has many uses including wood panels, furniture, fine cabinetry, tools, boats, inlaid boxes ...
Identification. Acacia auriculiformis is an evergreen tree that grows between to 15–30 metres (49–98 ft) tall, with a trunk as high as 12 m (39 ft) and 50 cm (1 ft 8 in) in diameter. [4] The trunk is crooked and the bark vertically fissured. Roots are shallow and spreading.
Acacia longifolia is a species of Acacia native to southeastern Australia, from the extreme southeast of Queensland, eastern New South Wales, eastern and southern Victoria, southeastern South Australia, and Tasmania. Common names for it include long-leaved wattle, acacia trinervis, aroma doble, golden wattle, coast wattle, sallow wattle and ...
Acacia saligna grows as a small, dense, spreading tree with a short trunk and a weeping habit. It grows up to eight metres tall. Like many Acacia species, it has phyllodes rather than true leaves; these can be up to 25 centimetres long. At the base of each phyllode is a nectary gland, which secretes a sugary fluid.
Acacia mangium is a species of flowering tree in the pea family, Fabaceae, that is native to northeastern Queensland in Australia, the Western Province of Papua New Guinea, Papua, and the eastern Maluku Islands. [3] Common names include black wattle, hickory wattle, mangium, and forest mangrove. Its uses include environmental management and wood.
Catechu. Catechu (/ ˈkætɪʃuː / or / ˈkætɪtʃuː /) [1] is an extract of acacia trees used variously as a food additive, astringent, tannin, and dye. It is extracted from several species of Acacia, but especially Senegalia catechu (previously called Acacia catechu), by boiling the wood in water and evaporating the resulting brew. [2]