Quercus robusta
Quercus robusta, also called robust oak, is a rare North American species of trees in the beech family. It has been found only in the Chisos Mountains inside Big Bend National Park in western Texas.[1]
Quercus robusta | |
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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. Quercus |
Section: | Quercus sect. Lobatae |
Species: | Q. robusta |
Binomial name | |
Quercus robusta | |
Quercus robusta is a deciduous tree up to 13 m (43 ft) tall. Bark is black or brown, twigs dark reddish brown. Leaves are up to 12 cm (4 3⁄4 in) long, with a few teeth or small lobes along the edges. The tree grows in moist, wooded canyons.[3][2]
References
- Beckman, E. (2017). "Quercus robusta". IUCN Red List of Threatened Species. 2017: e.T34021A88668862. doi:10.2305/IUCN.UK.2017-2.RLTS.T34021A88668862.en.
- Muller, Cornelius Herman (1934). "Some new oaks from Western Texas". Torreya. 34 (5): 119–120: descriptions in English and Latin, commentary in English.
- Nixon, Kevin C. (1997). "Quercus robusta". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). 3. New York and Oxford – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
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