Quercus robusta

Quercus robusta
Scientific classification Edit this 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, also called robust oak, is a rare North American species of oak. It has been found only in the Chisos Mountains inside Big Bend National Park in western Texas.[1]

Quercus robusta is a deciduous tree growing up to 13 metres (43 feet) tall. The bark is black or brown, the twigs dark reddish brown. The leaves are up to 12 centimetres (4+34 inches) long, with a few teeth or small lobes along the edges. The tree grows in moist, wooded canyons.[3][2]

References

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  1. ^ a b Beckman, E. (2017). "Quercus robusta". IUCN Red List of Threatened Species. 2017: e.T34021A88668862. doi:10.2305/IUCN.UK.2017-2.RLTS.T34021A88668862.en. Retrieved 18 November 2021.
  2. ^ a b Muller, Cornelius Herman (1934). "Some new oaks from Western Texas". Torreya. 34 (5): 119–120: descriptions in English and Latin, commentary in English.{{cite journal}}: CS1 maint: postscript (link)
  3. ^ Nixon, Kevin C. (1997). "Quercus robusta". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). Vol. 3. New York and Oxford: Oxford University Press – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
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