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Quercus velutina (Latin 'velutina', "velvety") , the black oak, is a species of oak in the red oak group (Quercus sect. Lobatae), native and widespread in eastern and central North America. It is sometimes called the eastern black oak. [4] Quercus velutina was previously known as yellow oak due to the yellow pigment in its inner bark.
California black oak is a deciduous tree growing in mixed evergreen forests, oak woodlands, and coniferous forests. California black oak is distributed along foothills and lower mountains of California and western Oregon. [6] [7] It can be found at altitudes of up to 1,800 m (5,900 ft), for example near Mount Shasta. [4]
Oak forests are categorized as deciduous forests which commonly have dense canopy cover (~70%) on dry soils with large amounts of undecomposed oak leaves over the ground. [2] The forests are commonly found around the Appalachian Mountains and neighboring areas in the Midwest United States . [ 3 ]
– Chinkapin oak – eastern, central, and southwestern US (West Texas and New Mexico), northern Mexico; Quercus ningqiangensis S.Z.Qu & W.H.Zhang – southeastern China; Quercus oblongifolia Torr. – Arizona blue oak, Southwestern blue oak, or Mexican blue oak – # southwestern U.S., northwestern Mexico; Quercus obtusata Bonpl. – Mexico
Black oak is a common name for several species of tree. These include: Quercus kelloggii, the California black oak, from the western United States; Quercus velutina, the eastern black oak, from the eastern United States and Canada; Casuarina pauper, an Australian tree species; Trigonobalanus excelsa, the Colombian black oak, an oak relative ...
Caterpillars of the North American oak leafroller, Archips semiferanus, can defoliate oak forests. Oaks are keystone species in a wide range of habitats from Mediterranean semi-desert to subtropical rainforest. They are important components of hardwood forests; some species grow in associations with members of the Ericaceae in oak–heath forests.
The current oak–hickory forest includes the former range of the oak–chestnut forest region, which encompassed the northeast portion of the current oak–hickory range. When the American chestnut population succumbed to invasive fungal blight in the early 20th century, those forests shifted to an oak and hickory dominated ecosystem.
Mixed coniferous and deciduous forest in Maine. These forests also go by the names: hemlock-northern hardwoods, and mixed forests. The northern hardwoods are located in the seaboard lowlands and south of the coniferous forests, but there is considerable blending of the two communities. These forests are typical of elevations below 700 m.