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Quercus robur (from the Latin quercus, "oak" + robur derived from a word meaning robust, strong) was named by Carl Linnaeus in Species Plantarum (1753). [11] [12] It is the type species of the genus and classified in the white oak section (Quercus section Quercus). [13] It has numerous common names, including "common oak", "European oak" and ...
Quercus estremadurensis is a mostly deciduous tree (when mature rarely marcescent or semievergreen) within the roburoid [4] quercus subsection (that also comprises Quercus robur, Quercus petraea, Quercus hartwissiana and Quercus canariensis) thus sharing a good number of features with its closest relative Quercus robur such as bearing shortly petiolate broad and glabrous auriculated leaves ...
The Major Oak is a large English oak (Quercus robur) near the village of Edwinstowe in the midst of Sherwood Forest, Nottinghamshire, England.According to local folklore, it was Robin Hood's shelter where he and his merry men slept.
The Grave Oak (in German: Grabeiche, also known as the burial oak, Thümmel oak or "thousand-year-old oak ") is a striking old specimen of the pedunculate oak (Quercus robur) in Nöbdenitz in Thuringia. There is a grave site in the tree's hollow trunk. According to the Guinness Book of Records, it is the oldest pedunculate oak in Europe ...
A dilemma for wine producers is to choose between French and American oakwoods. French oaks (Quercus robur, Q. petraea) give greater refinement and are chosen for the best, most expensive wines. American oak contributes greater texture and resistance to ageing, but produces a more powerful bouquet.
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
Quercus sect. Quercus has been known, either in whole or part, by a variety of names in the past, including Quercus sect. Albae, Quercus sect. Macrocarpae and Quercus sect. Mesobalanus. Members of the section may be called white oaks. The section includes all white oaks from North America (treated by Trelease as subgenus Leucobalanus). [2]
Quercus palmeri: Jurupa Mountains, California: United States: Quercus palmeri Engelm. = Quercus dunnii Kellogg. [74] Old Tjikko: 9,550: Norway spruce Picea abies: Fulufjället National Park, Dalarna: Sweden: The tree's stems live no more than 600 years, but its root system's age [75] [76] was established using carbon dating and genetic matching ...