HOME

TheInfoList



OR:

''Quercus elliptica'' is a Mesoamerican species of oak tree. It is widespread across central and southern Mexico and Central America from
Sinaloa Sinaloa (), officially the Estado Libre y Soberano de Sinaloa ( en, Free and Sovereign State of Sinaloa), is one of the 31 states which, along with Mexico City, comprise the Administrative divisions of Mexico, Federal Entities of Mexico. It is d ...
and Hidalgo south as far as Nicaragua.Romero Rangel, S., E. C. Rojas Zenteno & M. L. Aguilar Enríquez. 2002. El género ''Quercus'' (Fagaceae) en el estado de México. Annals of the Missouri Botanical Garden 89(4): 551–593
in Spanish, with line drawings of each species
It is classified in ''Quercus'' sect. ''Lobatae''.


Description

''Quercus elliptica'' is a tree growing up to tall with a trunk as much as in diameter. The
leaves A leaf (plural, : leaves) is any of the principal appendages of a vascular plant plant stem, stem, usually borne laterally aboveground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", wh ...
are thick and leathery, up to long, elliptical with wavy edges but no teeth or lobes.Née, Luis 1801. Anales de Ciencias Naturales 3(9): 278
short diagnosis in Latin, description in Spanish


Habitat and range

''Quercus elliptica'' is found in oak forests, cloud forests, and pine–fir (''Abies'') forests from 300 to 2400 meters elevation. It is mostly restricted to granite soils. ''Quercus elliptica'' is often dominant and common where it is found. ''Quercus elliptica'' ranges across central and southern Mexico. Its range extends from the central Sierra Madre Occidental of
Sinaloa Sinaloa (), officially the Estado Libre y Soberano de Sinaloa ( en, Free and Sovereign State of Sinaloa), is one of the 31 states which, along with Mexico City, comprise the Administrative divisions of Mexico, Federal Entities of Mexico. It is d ...
in the northwest through western Nayarit, including
Sierra de San Juan The Sierra de San Juan Biosphere Reserve is a protected area in Nayarit state of western Mexico. It was established in 2003, and has an area of 198.01 km2.UNEP-WCMC (2021). "Protected Area Profile for Sierra de San Juan from the World Databas ...
, and western
Jalisco Jalisco (, , ; Nahuatl: Xalixco), officially the Free and Sovereign State of Jalisco ( es, Estado Libre y Soberano de Jalisco ; Nahuatl: Tlahtohcayotl Xalixco), is one of the 31 states which, along with Mexico City, comprise the 32 Federal En ...
, including the Sierra de Vallejo and Sierra de Manantlán. It also ranges through the
Sierra Madre del Sur The Sierra Madre del Sur is a mountain range in southern Mexico, extending from southern Michoacán east through Guerrero, to the Isthmus of Tehuantepec in eastern Oaxaca. Geography The Sierra Madre del Sur joins with the Eje Volcánico Transv ...
and Sierra Madre de Oaxaca of Guerrero and Oaxaca states. There are populations in the Trans-Mexican Volcanic Belt of Michoacán and Mexico states. In Chiapas it is found in the
Sierra Madre de Chiapas The Sierra Madre de Chiapas is a major mountain range in Central America. It crosses El Salvador, Guatemala, Mexico and Honduras. The Sierra Madre de Chiapas is part of the American Cordillera, a chain of mountain ranges that consists of an almos ...
and Chiapas Highlands, including Lagunas de Montebello National Park. There are only two citations in Guatemala, in the Sierra de las Minas and in
Camotán Camotán is a municipality in the Chiquimula department of Guatemala. History 2001 famine On 3 August 2001, Camotán municipality declared yellow code in the area when it learned about the desperate situation that the rural communities were ...
. It is also found in the Maya Mountains of Belize, and in the highlands of El Salvador, Honduras, and Nicaragua.


Conservation

Because of its wide range and abundant populations it is rated Least Concern. Despite habitat loss in parts of its range its population is considered stable. '' Phytophthora cinnamomi'', the fungal parasite known as Sudden Oak Death, has been found in ''Quercus elliptica''.


References


External links


photo of herbarium specimen at Missouri Botanical Garden, collected in Honduras in 1938
{{Taxonbar, from=Q15338241 elliptica Oaks of Mexico Plants described in 1801 Flora of Central America Flora of the Sierra Madre Occidental Flora of the Sierra Madre del Sur Flora of the Sierra Madre de Oaxaca Flora of the Trans-Mexican Volcanic Belt Sierra Madre de Chiapas Chiapas montane forests Central American pine–oak forests Flora of the Central American montane forests Cloud forest flora of Mexico