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(First upload on Februarny 2 2014. Last on July 13 2015) [ 日本語 | English ]

Quercus acuta Thunb.






Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

Quercus L. (コナラ)
Akagashi (アカガシ, 赤樫), Japanese evergreen oak
Oogashi (オオガシ, 大樫), Oobagashi (オオバガシ, 大葉樫)
Life form: evergreen tall tree
Distribution: China - Taiwan - Korea - Japan (south to Tohoku District)
Habitat: montane forests
Seed dispersal: gravity or cache
Synonyms:

Cyclobalanopsis acuta (Thunb.) Oerst.
Quercus acuta Thunb. var. megaphylla (Hayashi)
Quercus acuta Thunb. var. yanagitae Makino

var. acutiformis Nakai (ヒロハアカガシ)
f. lanceolata Hatus. (ヤナギアカガシ)
索引

Quercus acuta in Japan


ST1 ST2 ST3
[1] at the imperial gardens in the former lawn (Shiba) detached palace, Tokyo, on May 29 2015. [2/3] at Showa Memorial Park, Tachikawa, Tokyo, on November 11 2013.

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