Quercus acutissima




Family Fagaceae
Scientific name Quercus acutissima Carruthers
Synonyms Quercus acutissima Carruthers subsp. euacutissima A. Camus; Quercus acutissima Carruthers subsp. roxburghii A. Camus; Quercus acutissima Carruthers var. depressinucata H. W. Jen & R. Q. Gao; Quercus acutissima Carruthers var. septentrionalis Liou; Quercus lunglingensis Hu; Quercus serrata sensu Siebold & Zuccarini, non Thunberg; Quercus uchiyamana Nakai
Common name (Japanese common name) kunugi [maron like tree]
(English common name) sawthorn oak, sawtooth oak
Distribution (Japan) Honshu (south of Iwate Prefecture), Shikoku, Kyushu
(Other nations) Korea, China, Taiwan, Vietnam, Thailand, Cambodia, Myanmar, Nepal, Bhutan, India
Chromosomal number 2n=24 (2x)
Description Plants 15m tall. Leaves 7-15cm long. Flowers male inflorescences 7-8cm long, flowering in April to May. Fruits 2cm. Deciduous. Arbor trees.
Reference Quercus acutissima Carruth.
Quercus acutissima Carruthers
Method for manufacturing a tonic composition for man and other animals (US Patent 4059695/1977)
Recovery or removal of uranium by the utilization of acorns (US Patent 4871518/1989)
Method and apparatus for impregnating a liquid into wood and far-infrared-ray panel heating structure (US Patent 4992307/1991)
Method of cultivating mushrooms (US Patent 5018301/1991)
Apparatus for impregnating wood including monitor unit (US Patent 5072692/1991)
Dyed textile products and a method of producing them (US Patent 5221289/1993)
Method for promoting plant growth using 5-aminolevulinic acid or a salt thereof (US Patent 5298482/1994)
Fructosylamine deglycase and a method of producing it (US Patent 5387109/1995)
Antiviral agent containing crude drug (US Patent 5411733/1995)
Method for treating heavy metal containing waste water by utilization of acorn (US Patent 5433864/1995)
Collected lumber, process for producing collected lumber and collected lumber producing device (US Patent 5747177/1998)
Method of nursery tree hydroponics and fertilizer for nursery tree hydroponics (US Patent 5921024/1999)
Pillow for an individual and the method for producing a pillow for an individual (US Patent 6151733/2000)
Media for the tissue culture of plants and method of culture with the same (US Patent 6218184/2001)
Single fiber containing varbon powder inside the fiber, processed work and cotton work thereof, processed work and cotton work containing carbon powder on the fiber sueface or in the fibers, and producing thereof (US Patent 6451427/2001)
Functional aquarium water and a preparation method thereof (US Patent 6528062/2003)
Low impact resilience polyurethane form that contains carbon powder, and producing thereof (US Patent 6699917/2004)
Gene Any-RF; dormancy regulatory substance, process for producing the same and cell regulator for vital cells (US Patent 6894153/2005)
Hair dye and hair-dyeing methods using the same (US Patent 6849096/2005)




April 2008
at lowland forest
April 2008
at lowland forest
April 2008
at lowland forest




April 2008
at lowland forest
April 2008
at lowland forest
April 2008
at lowland forest



April 2008
at lowland forest
April 2008
at lowland forest