American holly

...The Japanese name "hiiragi" (holly) comes from the shape of the leaves, but it is completely unrelated to the true holly, which belongs to the Oleaceae family and has black-purple berries. In eastern and central North America, the plant known as holly is I. opaca Ait. (English name American holly), which has slightly thin leaves, solitary flowers in the axils of the current year's branches, and ripens to a dark red fruit. The Chinese holly I. cornuta Lindl. (also known as Chinese holly) is a shrub that grows to 3-4m in height, with rectangular-elliptical leaves and three particularly large thorns at the tips. ...

*Some of the terminology that refers to "American holly" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…葉の形から和名にヒイラギを用いるが，モクセイ科で黒紫色果をつける本物のヒイラギとはまったく縁がない。　北アメリカ東･中部でホリーhollyと呼ばれるのは，I.opaca Ait.(英名American holly)で，葉がやや薄く，花は当年枝の葉腋に単生し，果実は暗赤色に熟する。中国産のヒイラギモチI.cornuta Lindl.(一名シナヒイラギ)は3～4mの低木で，葉は四角状長楕円形になり，とくに先端の3個のとげが大きい。…

※「American holly」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