blue Japanese oak

…In Japan, oak is often translated as kashi, but in Europe, it is a broadleaf tree of the Quercus genus and subgenus Quercus, and is more accurately called nara. Q. glauca Thunb. (blue Japanese oak) (illustration) is the most common oak, and is so named because of the rough appearance of its branches and leaves. The branches are thick and hairless except when they are budding. …

*Some of the terminology that refers to "blue Japanese oak" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…日本ではオーク(英名oak)をカシと訳すことが多いが，ヨーロッパのものはコナラ属コナラ亜属の広葉樹で，ナラと呼ぶ方が近い。　アラカシQ.glauca Thunb.(英名blue Japanese oak)（イラスト）は最も普通なカシで，枝葉の武骨な様子から，その名がある。枝は太く芽立ちのとき以外は無毛。…

※「blue Japanese oak」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報