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Quercus nigra, the water oak, is an oak in the red oak group (Quercus sect. Lobatae), native to the eastern and south-central United States, found in all the coastal states from New Jersey to Texas, and inland as far as Oklahoma, Kentucky, and southern Missouri. [3] It occurs in lowlands and up to 450 meters (1,480 feet) in elevation.
Juglans nigra, the eastern American black walnut, is a species of deciduous tree in the walnut family, Juglandaceae, native to central and eastern North America, growing mostly in riparian zones. Black walnut is susceptible to thousand cankers disease , which provoked a decline of walnut trees in some regions.
Aleurodiscus oakesii is a cluster of small, gray-white, irregular cup-shaped saprotrophic fungi that grows on decaying hardwood tree bark. This fungus may also be called hophornbeam discs, [1] and it causes smooth patch disease. A. oakesii is found year round in North America, Europe, and Asia and is commonly found on oak trees.
Rabbits and rodents can cause injury to the thin bark and twigs of young trees. When snow covers food sources normally sought during winter, these animals often move into home lawns in search of food.
The bark of Pinus thunbergii is made up of countless shiny layers. Bark is the outermost layer of stems and roots of woody plants. Plants with bark include trees, woody vines, and shrubs. Bark refers to all the tissues outside the vascular cambium and is a nontechnical term. [1] It overlays the wood and consists of the inner bark and the outer ...
The two species have contrasting kinds of bark: chinquapin oak has a gray, flaky bark very similar to that of white oak (Q. alba) but with a more yellow-brown cast to it (hence the occasional name yellow oak for this species), while chestnut oak has dark, solid, deeply ridged bark.
The bark resembles that of the white oak. The leaves are broad ovoid , 12–18 centimetres ( 4 + 3 ⁄ 4 –7 inches) long and 7–11 cm ( 2 + 3 ⁄ 4 – 4 + 1 ⁄ 4 in) broad, always more or less glaucous on the underside, and are shallowly lobed with five to seven lobes on each side, intermediate between the chestnut oak and the white oak .
A Russian birch bark letter from the 14th century Birchbark shoes. Birch bark or birchbark is the bark of several Eurasian and North American birch trees of the genus Betula.. The strong and water-resistant cardboard-like bark can be easily cut, bent, and sewn, which has made it a valuable building, crafting, and writing material, since pre-historic times.