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Among the commercial products made from bark are cork, cinnamon, quinine [48] (from the bark of Cinchona) [49] and aspirin (from the bark of willow trees). The bark of some trees, notably oak (Quercus robur) is a source of tannic acid, which is used in tanning. Bark chips generated as a by-product of lumber production are often used in bark mulch.
Melaleuca (/ ˌ m ɛ l ə ˈ lj uː k ə /) is a genus of nearly 300 species of plants in the myrtle family, Myrtaceae, commonly known as paperbarks, honey-myrtles, bottlebrushes or tea-trees (although the last name is also applied to species of Leptospermum).
Melaleuca quinquenervia, commonly known as the broad-leaved paperbark, paper bark tea tree, punk tree or niaouli, is a small- to medium-sized tree of the myrtle family, Myrtaceae. It grows as a spreading tree up to 20 m (70 ft) tall, with its trunk covered by a white, beige and grey thick papery bark.
[2] [3] The spongy bark is white or light brown and peels off in large strips. [3] The leaves are sessile , 7–15 mm (0.3–0.6 in) long and 2.5–6 mm (0.1–0.2 in) wide. [ 2 ] They are slightly twisted, have sharply-pointed tips, are arranged alternately on the branchlets and have between 15 and 30 veins.
Bursera simaruba is a small to medium-sized tree growing to 30 meters tall, with a diameter of one meter or less at 1.5 meters above ground. [5] The bark is shiny dark red, and the leaves are spirally arranged and pinnate with 7-11 leaflets, each leaflet broad ovate, 4–10 cm long and 2–5 cm broad. [6] Gumbo-limbo is semi-evergreen. [7]
Bark: The name 'cherrybark' comes from its similarity to the bark of black cherry. The bark is gray and has scaly, narrow ridges. [3] Close-up view of stellate hairs on leaf underside. Foliage: The name pagoda refers to the tiered shape of cherrybark's leaves, which are reminiscent of the shape of a pagoda. Its simple, alternate leaves ...
Sand hickory bark changes appearance at maturity. [11] Young tree bark is even and a light-gray or brown colour. [10] Deep squamous ridges and dark-gray colours are present on the bark of older specimens. [12] Male catkins and female flowers grow on each plant making it monoecious. [12] Carya pallida leaves are compound and alternate. [12]
Betula cordifolia is a deciduous tree that reaches heights of about 60 feet or 25 m and a trunk diameter of about 30 inches or about 75 cm. [3] Mature bark is white or bronze-white, peeling in thin layers. The inner surface of the bark is copper-coloured and the young bark is shiny brown with pale brown lenticels.