Taxon: Quercus glauca Thunb.

Summary

Genus:

Quercus

Family:

Fagaceae

Subfamily:

Fagoideae

Nomen number:

30683

Place of publication:

J. A. Murray, Syst. veg. ed. 14:858. 1784 May-Jun (Fl. jap. 175. 1784 Aug)

Comment:

for authorship of Thunberg names first published by Murray see comments in Taxon 45:672. 1996 & 46:311-314. 1997

Verified:

03/06/1997 ARS Systematic Botanists.

Accessions:

19 (5 active, 0 available) in National Plant Germplasm System. (Map it)

Other conspecific taxa

Autonyms (not in current use), synonyms and invalid designations

Autonym(s)
Quercus glauca Thunb. var. glauca

Homotypic Synonym(s)
Cyclobalanopsis glauca (Thunb.) Oerst.

Heterotypic Synonym(s)
Quercus myrsinifolia Blume

No images

Conservation Status

Reference(s)

APHIS. Agricultural Risk Management System United States Department of Agriculture.
Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
Grierson, A. J. C. & D. J. Long. 1984-. Flora of Bhutan including a record of plants from Sikkim.
Hara, H. et al. 1978-1982. An enumeration of the flowering plants of Nepal.
Jiangsu Institute of Botany. 1982. Flora of Jiangsu. Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
Krüssmann, G. 1984. Manual of cultivated broad-leaved trees and shrubs (English translation of Handbuch der Laubgehölze. 1976)
Li, H. L. et al., eds. 1975-1979. Flora of Taiwan. Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
Liberty Hyde Bailey Hortorium. 1976. Hortus third. A concise dictionary of plants cultivated in the United States and Canada
Nasir, E. & S. I. Ali, eds. 1970-. Flora of [West] Pakistan.
Ohwi, J. 1965. Flora of Japan (Engl. ed.).
Personal Care Products Council. International Nomenclature Cosmetic Ingredient
Polunin, O. & A. Stainton. 1984. Flowers of the Himalaya
Steward, A. N. 1958. Manual of vascular plants of the lower Yangtze valley.
Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.

Common names

Language	Name	Alternate name	note	seq	Citation
English	ring-cup oak			1	Liberty Hyde Bailey Hortorium. 1976. Hortus third. A concise dictionary of plants cultivated in the United States and Canada

Distribution

order_code	Status	Continent	Subcontinent	Country	State	Note	Reference
1	Native	Asia-Temperate	China	China	Anhui Sheng		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
1	Native	Asia-Temperate	China	China	Fujian Sheng		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
1	Native	Asia-Temperate	China	China	Gansu Sheng		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
1	Native	Asia-Temperate	China	China	Guangdong Sheng		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
1	Native	Asia-Temperate	China	China	Guangxi Zhuangzu Zizhiqu		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
1	Native	Asia-Temperate	China	China	Guizhou Sheng		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
1	Native	Asia-Temperate	China	China	Henan Sheng		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
1	Native	Asia-Temperate	China	China	Hubei Sheng		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
1	Native	Asia-Temperate	China	China	Hunan Sheng		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
1	Native	Asia-Temperate	China	China	Jiangsu Sheng		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
1	Native	Asia-Temperate	China	China	Jiangxi Sheng		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
1	Native	Asia-Temperate	China	China	Shaanxi Sheng		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
1	Native	Asia-Temperate	China	China	Sichuan Sheng		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
1	Native	Asia-Temperate	China	China	Xizang Zizhiqu		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
1	Native	Asia-Temperate	China	China	Yunnan Sheng		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
1	Native	Asia-Temperate	China	China	Zhejiang Sheng		Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.
1	Native	Asia-Temperate	Eastern Asia	Japan	Honshu		Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
1	Native	Asia-Temperate	Eastern Asia	Japan	Kyushu		Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
1	Native	Asia-Temperate	Eastern Asia	Japan	Shikoku		Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
1	Native	Asia-Temperate	Eastern Asia	Korea			Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
1	Native	Asia-Temperate	Eastern Asia	Taiwan			Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
1	Native	Asia-Temperate	Western Asia	Afghanistan			Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
1	Native	Asia-Tropical	Indian Subcontinent	Bhutan			Grierson, A. J. C. & D. J. Long. 1984-. Flora of Bhutan including a record of plants from Sikkim.
1	Native	Asia-Tropical	Indian Subcontinent	India	Assam		Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
1	Native	Asia-Tropical	Indian Subcontinent	India	Jammu and Kashmir		Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
1	Native	Asia-Tropical	Indian Subcontinent	India	Sikkim		Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
1	Native	Asia-Tropical	Indian Subcontinent	Nepal			Hara, H. et al. 1978-1982. An enumeration of the flowering plants of Nepal.
1	Native	Asia-Tropical	Indian Subcontinent	Pakistan		n.e.	Nasir, E. & S. I. Ali, eds. 1970-. Flora of [West] Pakistan.
1	Native	Asia-Tropical	Indo-China	Laos			Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
1	Native	Asia-Tropical	Indo-China	Myanmar			Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
1	Native	Asia-Tropical	Indo-China	Vietnam			Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales

Native
Asia-Temperate

WESTERN ASIA: Afghanistan
CHINA: China [Anhui Sheng, Fujian Sheng, Gansu Sheng, Guangdong Sheng, Guangxi Zhuangzu Zizhiqu, Guizhou Sheng, Henan Sheng, Hubei Sheng, Hunan Sheng, Jiangsu Sheng, Jiangxi Sheng, Shaanxi Sheng, Sichuan Sheng, Xizang Zizhiqu, Yunnan Sheng, Zhejiang Sheng]
EASTERN ASIA: Korea, Japan [Honshu, Kyushu, Shikoku], Taiwan

Asia-Tropical

INDIAN SUBCONTINENT: Bhutan, India [Sikkim, Assam, Jammu and Kashmir], Nepal, Pakistan (n.e.)
INDO-CHINA: Laos, Myanmar, Vietnam

Reference(s)

Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales
Grierson, A. J. C. & D. J. Long. 1984-. Flora of Bhutan including a record of plants from Sikkim.
Hara, H. et al. 1978-1982. An enumeration of the flowering plants of Nepal.
Nasir, E. & S. I. Ali, eds. 1970-. Flora of [West] Pakistan.
Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Cyclobalanopsis glauca (Thunb.) Oerst.

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=30683. Accessed 13 May 2026.