''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