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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
To guarantee lots of fall color, opt for 'Fall Fiesta,' a variety known for its vibrant red, orange, and yellow leaves. USDA Growing Zones: 3 to 8 Sun Exposure: Full sun to part shade
It is fast-growing and usually has a pleasing red color in autumn, much more reliably so than the pin oak. This species was for years erroneously called Quercus nuttallii, but it is now known as Q. texana; this has created much confusion with Texas red oak, which was known as Q. texana but is now known as Q. buckleyi. [8]
In the 1700s, a young botanist scandalized some by discussing “birds and bees” of pollination, and awarding Latin names to plants and animals.
Quercus rubra, the northern red oak, is an oak tree in the red oak group (Quercus section Lobatae). It is a native of North America, in the eastern and central United States and southeast and south-central Canada. It has been introduced to small areas in Western Europe, where it can frequently be seen cultivated in gardens and parks.
Quercus falcata, also called southern red oak, spanish oak, [4] bottomland red oak or three-lobed red oak is an oak (part of the genus Quercus).Native to the southeastern United States, it gets its name the "Spanish Oak" as these are the areas of early Spanish colonies, whilst "southern red oak" comes from both its range and leaf color during late summer and fall. [5]
Quercus × warei is a hybrid oak tree in the genus Quercus.The tree is a hybrid of Quercus robur f. fastigiata (upright English oak) and Quercus bicolor (swamp white oak). [1] The hybrid is named for the American dendrologist George Ware, former Research Director at the Morton Arboretum in Illinois.
Quercus pringlei is native to the Sierra Madre Oriental and the isolated mountain ranges of the southern Mexican Plateau, from 1,500 to 2,400 meters elevation, in the states of Coahuila, Durango, Hidalgo, Nuevo León, Querétaro, San Luis Potosí, Tamaulipas, and Zacatecas.