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Quercus velutina L'Hér. ex A.DC. Quercus bicolor , the swamp white oak , is a North American species of medium-sized trees in the beech family . It is a common element of America's north central and northeastern mixed forests.
Quercus kelloggii (California black oak) [158] Similar to northern red oak , the wood is suitable for paneling, furniture, carpentry and pallets. It has the widest distribution in California among the western oaks.
Oaks include white oak (Quercus alba), northern red oak (Quercus rubra), post oak (Quercus stellata), chinkapin oak (Quercus muehlenbergii), and Shumard oak (Quercus shumardii). Hickories include shagbark hickory (Carya ovata). Other trees can be sugar maple (Acer saccharum), eastern red-cedar (Juniperus virginiana), or pines. [5]
The Mexican blue oak is common at elevations of 1,200 to 1,800 m (4,000–6,000 ft).It is often found on thin sandy soils in semi-arid regions and is the dominant species in lower open oak woodland where it grows in association with Arizona white oak (Quercus arizonica) and Emory oak (Quercus emoryi). [7]
The genus Quercus contains about 500 known species, plus about 180 hybrids between them. [1] The genus, as is the case with many large genera, is divided into subgenera and sections. Traditionally, the genus Quercus was divided into the two subgenera Cyclobalanopsis, the ring-cupped oaks, and Quercus, which included
The western subdomain is drier than the eastern subdomain, and the northern red oak (Quercus rubra) is more common in the east. [2] The maple / yellow birch domain covers the slopes and hills that border the southern Laurentian plateau and the Appalachians, and is the most northern domain of the deciduous forest sub-zone.
Swamp oak – Quercus palustris, Quercus bicolor; Swamp Spanish oak – Quercus palustris; Swamp white oak – Quercus bicolor; Valley oak – Quercus lobata; White oak – Quercus alba; Yellowbark oak – Quercus velutina; Obedient Plant – Physostegia virginiana; Olive – Olea europaea; Onion – Allium. Common onion – Allium cepa; Giant ...
In terms of biodiversity, the only comparable temperate deciduous forest regions in the world are in central China, Japan, and in the Caucasus Mountains.Both the Appalachians (along with the neighbouring Appalachian mixed mesophytic forests ecoregion) and central China contain relict habitats of an ancient forest that was once widespread over the Northern Hemisphere.