''Quercus'' × ''basaseachicensis'' is a species of

oak tree An oak is a hardwood tree or shrub in the genus ''Quercus'' of the Fagaceae, beech family. They have spirally arranged leaves, often with lobed edges, and a nut called an acorn, borne within a cup. The genus is widely distributed in the Northe ...

in the

Fagaceae The Fagaceae (; ) are a family of flowering plants that includes beeches, chestnuts and oaks, and comprises eight genera with around 1,000 or more species. Fagaceae in temperate regions are mostly deciduous, whereas in the tropics, many species ...

(beech) family. It is thought to be a hybrid of '' Quercus depressipes'' and '' Quercus rugosa''. It is native to the states of Chihuahua and

Durango Durango, officially the Free and Sovereign State of Durango, is one of the 31 states which make up the Political divisions of Mexico, 32 Federal Entities of Mexico, situated in the northwest portion of the country. With a population of 1,832,650 ...

Mexico Mexico, officially the United Mexican States, is a country in North America. It is the northernmost country in Latin America, and borders the United States to the north, and Guatemala and Belize to the southeast; while having maritime boundar ...

, in which there are five known populations (all of which are believed to be small). Both parents are placed in section ''Quercus''.

References

basaseachicensis Endemic oaks of Mexico Trees of Northern America Endangered biota of Mexico Endangered flora of North America Taxonomy articles created by Polbot Flora of the Sierra Madre Occidental {{Quercus-stub