''Quercus rupestris'' is a small tree species in the beech family

Fagaceae The Fagaceae are a family of flowering plants that includes beeches, chestnuts and oaks, and comprises eight genera with about 927 species. Fagaceae in temperate regions are mostly deciduous, whereas in the tropics, many species occur as eve ...

. It is placed in subgenus ''Cerris'', section ''Cyclobalanopsis''. This is a small tree species, growing to 5–6 m, which appears to be

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found els ...

Vietnam Vietnam or Viet Nam ( vi, Việt Nam, ), officially the Socialist Republic of Vietnam,., group="n" is a country in Southeast Asia, at the eastern edge of mainland Southeast Asia, with an area of and population of 96 million, making it ...

, where it may be called ''sồi vùng đá''Phạm Hoàng Hộ (2003) ''Cây Cỏ Việt Nam: an Illustrated Flora of Vietnam'' vol. II publ. Nhà Xuẩt Bản Trẻ, HCMC, VN There are no known sub-species.

References

Hickel & A.Camus, 1923 ''In: Bull. Mus. Natl. Hist. Nat. 29: 599'' WCSP: World Checklist of Selected Plant Families
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External links

* * {{Taxonbar, from=Q15338721 rupestris Endemic flora of Vietnam Flora of Indo-China Trees of Vietnam Taxa named by Aimée Antoinette Camus