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Oak wilt is a devastating exotic disease, killing some trees rapidly in a single season. [7] Oak wilt is an important disease in urban areas where trees are highly valued. . The disease reduces property values because of the loss of trees and is economically costly to the property owner since they or the local government must pay for tree remo
Quercus palustris, also called pin oak, [4] swamp oak, or Spanish oak, [5] is a tree in the red oak section (Quercus sect. Lobatae) of the genus Quercus. Pin oak is one of the most commonly used landscaping oaks in its native range due to its ease of transplant, relatively fast growth, and pollution tolerance.
Colletotrichum gloeosporioides species complex [3] ... Viral diseases; Apple chlorotic leafspot ... Hollow apple High temperature Internal bark necrosis = measles
The young bark of the Shumard oak is light gray, very smooth, and very reflective. Shumard oak bark darkens and develops ridges and furrows as it ages. Occasionally, white splotches are seen on the bark. [6] Shumard oak twigs terminate in a cluster of buds. The buds are lighter in color than the olive-green twigs. The young twig is highly ...
Casuarina obesa is a dioecious shrub or small tree that typically grows to a height of 3–15 m (9.8–49.2 ft) and has corky, deeply fissured bark. The branchlets are drooping or spreading to erect, up to 300 mm (12 in) long, the leaves reduced to scale-like teeth 0.3–1 mm (0.012–0.039 in) long, arranged in whorls of 12 to 16 around the branchlets and erect on new shoots.
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.
Inonotus andersonii, also known as oak canker-rot and heart rot, is a species of resupinate polypore fungus that forms fruiting bodies underneath tree bark. [1] I. andersonii induces canker rot in oak, hickory, cottonwood, and willow trees. [2] [3] Wood that has been infected by this species appears bleached of color and crumbles easily.
New growth Cones and samaras Australasian figbird roosting on the tree. Casuarina glauca, commonly known as swamp she-oak, swamp buloke, swamp she-oak, marsh sheoak, grey she-oak, grey she-oak, [2] native pine, [3] or guman by the Gadigal people, [4] is a species of flowering plant that is endemic to eastern Australia.