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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 all the other sections.
Quercus: oaks; Quercus alba: white oak Fagaceae (beech family) Yes IUCN (LC) 82 Quercus bicolor: swamp white oak Fagaceae (beech family) Yes 84 Quercus buckleyi: Texas red oak Fagaceae (beech family) Yes Yes Yes Yes IUCN (LC) 8513 Quercus coccinea: scarlet oak Fagaceae (beech family) Yes IUCN (LC) 86 Quercus emoryi: emory oak Fagaceae (beech ...
Quercus species by common names ... Pages in category "Quercus taxa by common names" The following 87 pages are in this category, out of 87 total. ... This list may ...
This list may not reflect recent changes. ... List of Quercus species; A. Quercus acatenangensis; Quercus acerifolia; Quercus acherdophylla; Acorn; Quercus acrodonta;
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]
Like all species of Quercus, those of subgenus Cerris are trees or shrubs with acorn-like fruit in which a cup covers at least the base of the nut.Members of subgenus Cerris are distinguished from members of subgenus Quercus by few morphological features, their separation being largely determined by molecular phylogenetic evidence.
Quercus chihuahuensis, the Chihuahua oak, is a species of oak in the beech family. [3] It is native to the region from extreme western Texas west to Sonora, Mexico, and south to Zacatecas and San Luis Potosí. It grows mostly at mid elevations, from 400–2,000 metres (1,300–6,600 feet) above sea level, in forests mixed with various pines and ...
Quercus buckleyi, commonly known as Texas red oak, Buckley's oak, or Spanish oak [4] [5] is a species of flowering plant. [6] [7] It is endemic to the southern Great Plains of the United States (Oklahoma and Texas). [8] Buckley's oak is smaller and more likely to be multitrunked than its close relative, the Shumard oak (Q. shumardii).