Quercus macrocalyx

Quercus macrocalyx[1] is the accepted name of a tree species in the Asian sub-genus of 'ring-cupped oaks' and the family Fagaceae; there are no known subspecies.[2][3]

Quercus macrocalyx
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Fagales
Family: Fagaceae
Genus: Quercus
Subgenus: Quercus subg. Cyclobalanopsis
Species:
Q. macrocalyx
Binomial name
Quercus macrocalyx
Hickel & A.Camus
Synonyms

Quercus tsoi Chun ex Menitsky
Quercus megalocarpa A.Camus
Quercus fleuryi Hickel & A.Camus
Cyclobalanopsis nengpulaensis H.Li & Y.C.Hsu
Cyclobalanopsis macrocalyx (Hickel & A.Camus) M.Deng & Z.K.Zhou
Cyclobalanopsis fleuryi (Hickel & A.Camus) W.T.Chun
Cyclobalanopsis austroyunnanensis Hu

This oak tree grows up to 20 m tall and has been recorded from Vietnam, where it may be called sồi đấu to.[4]

References
  1. Hickel & A.Camus, 1921 In: Ann. Sci. Nat., Bot. , X, 3: 383
  2. Roskov Y.; Kunze T.; Orrell T.; Abucay L.; Paglinawan L.; Culham A.; Bailly N.; Kirk P.; Bourgoin T.; Baillargeon G.; Decock W.; De Wever A. (2014). Didžiulis V. (ed.). "Species 2000 & ITIS Catalogue of Life: 2014 Annual Checklist". Species 2000: Reading, UK. Retrieved 26 May 2014.
  3. WCSP: World Checklist of Selected Plant Families
  4. Phạm Hoàng Hộ (2003) Cây Cỏ Việt Nam: an Illustrated Flora of Vietnam vol. II publ. Nhà Xuẩt Bản Trẻ, HCMC, VN
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