Quercus rex | |
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Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Rosids |
Order: | Fagales |
Family: | Fagaceae |
Genus: | Quercus |
Subgenus: | Quercus subg. Cerris |
Section: | Quercus sect. Cyclobalanopsis |
Species: | Q. rex |
Binomial name | |
Quercus rex | |
Synonyms [2] | |
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Quercus rex is an Asian species of tree in the family Fagaceae. It has been found in the seasonal tropical forests of northern Indochina (Laos, Myanmar, Vietnam), northeastern India, and also in the province of Yunnan in southwestern China. [3] It is placed in subgenus Cerris, section Cyclobalanopsis. [4]
Quercus rex is a large tree up to 30 m. tall. Twigs are pale brown with a woolly coating of hairs. Leaves can be as much as 270 mm long. [3] [5] The acorn is oblate, 25-35 × 35–50 mm, pale greyish-orange and tomentose when young; the apex is rounded to impressed; the scar is 20–25 mm in diameter and depressed. In China, flowering is in April–May, acorns are found from October–November. [3]
Quercus glauca, commonly called ring-cupped oak or Japanese blue oak, is a tree in the beech family (Fagaceae). It is native to eastern and southern Asia, where it is found in Afghanistan, Bhutan, China, northern and eastern India, southern Japan, Kashmir, Korea, Myanmar, Nepal, and Vietnam. It is placed in subgenus Cerris, section Cyclobalanopsis.
Quercus ellipsoidalis, the northern pin oak or Hill's oak, is a North American species of oak tree native to the north-central United States and south-central Canada, primarily in the Great Lakes region and the Upper Mississippi Valley. It most commonly occurs on dry, sandy soils.
Quercus acutissima, the sawtooth oak, is an Asian species of oak native to China, Tibet, Korea, Japan, Indochina and the Himalayas. It is widely planted in many lands and has become naturalized in parts of North America.
Quercus lamellosa is a species of oak (Quercus) native to the Himalaya and adjoining mountains from Tibet and Nepal east as far as Guangxi and northern Thailand, growing at altitudes of 1300–2500 m. The Lepcha of Sikkim call it book koong. It is placed in subgenus Cerris, section Cyclobalanopsis.
Ulmus castaneifoliaHemsley, the chestnut-leafed elm or multinerved elm, is a small deciduous tree found across much of China in broadleaved forests at elevations of 500–1,600 metres (1,600–5,200 ft).
Quercus nigra, the water oak, is an oak in the red oak group, native to the eastern and south-central United States, found in all the coastal states from New Jersey to Texas, and inland as far as Oklahoma, Kentucky, and southern Missouri. It occurs in lowlands and up to 450 meters in elevation.
Acer yangbiense is a species of maple with a very restricted distribution in Yunnan, China, only known from around ten specimens from a single locality on the western slope of Mount Cangshan in Yangbi County.
Quercus myrsinifolia is an Asian species of tree in the beech family Fagaceae. It has several common names, including bamboo-leaf oak, Chinese evergreen oak, and Chinese ring-cupped oak. Its Chinese name is 小叶青冈; pinyin: xiǎo yè qīng gāng, which means little leaf ring-cupped oak, in Japan it is called white oak and in Korea it is known as gasinamu (가시나무). It is native to east central and southeast China, Japan, Korea, Laos, northern Thailand, and Vietnam. It is placed in subgenus Cerris, section Cyclobalanopsis.
Quercus similis, the swamp post oak or bottomland post oak, is an oak species native to the southeastern and south-central United States. The greatest concentration of populations is in Louisiana and Arkansas, Mississippi, and eastern Texas, with isolated population in Missouri, Alabama, and the Coastal Plain of Georgia and South Carolina.
Quercus castanea is a species of oak tree. It is widespread across much of Mexico, from Sonora to Chiapas, and in Guatemala, El Salvador, and Honduras.
Quercus insignis is a Mesoamerican species of oak in the white oak section, within the beech family. It is native to southern Mexico and Central America, from Veracruz to Panamá.
Quercus augustinii is a rare species of tree in the beech family Fagaceae. It has been found in Vietnam as well as Guangxi, Guizhou, and Yunnan Provinces in southern China. It is placed in subgenus Cerris, section Cyclobalanopsis.
Quercus austrocochinchinensis is an uncommon species of tree in the beech family Fagaceae. It has been found in Vietnam and Thailand as well as Yunnan Province in southern China. It is placed in subgenus Cerris, section Cyclobalanopsis.
Quercus blakei is an uncommon species of tree in the beech family Fagaceae. It has been found in Indochina and southern China. It is placed in subgenus Cerris, section Cyclobalanopsis.
Quercus camusiae is an uncommon species of tree in the family Fagaceae. It has been found in Vietnam and southern China (Yunnan).
Quercus hypargyrea is an Asian species of tree in the beech family Fagaceae. It is native to south-central and southeast China, in particular the provinces of Anhui, Fujian, Guangxi, Hubei, Hunan, Jiangxi, Shaanxi, and Sichuan. It has incorrectly been known as Quercus multinervis, which is properly the name of a fossil species. It is placed in subgenus Cerris, section Cyclobalanopsis.
Quercus saravanensis is an Asian species of tree in the beech family Fagaceae. It has been found in northern Indochina, and also in the Province of Yunnan in southwestern China. It is placed in subgenus Cerris, section Cyclobalanopsis.
Quercus schottkyana is an Asian species of tree in the beech family Fagaceae. It has been found in southwestern China. It is placed in subgenus Cerris, section Cyclobalanopsis.
Quercus thorelii is an Asian species of tree in the beech family Fagaceae. The species is named after the French botanist Clovis Thorel. It has been found in Indochina and in southern China. It is placed in subgenus Cerris, section Cyclobalanopsis, the ring-cupped oaks.
Quercus langbianensis is an uncommon oak tree species in the family Fagaceae. It is placed in subgenus Cerris, section Cyclobalanopsis, the ring-cupped oaks. These differ from other Quercus groups in that they have acorns with distinctive cups: usually with substantial rings, made-up of scales that have grown together. This species can be found in sub-tropical and tropical seasonal forests of Vietnam.