sweet gum

...A deciduous tall tree of the Hamamelidaceae family native to China with palmately 3-lobed leaves, planted in Japan as a roadside tree or park tree (illustration). Its Chinese name is Kaede-koju. The trunk is upright and can reach a height of 40m. The current-year branches are covered with soft hairs. The leaves grow alternately on 10cm stalks, 7-15cm in diameter, heart-shaped at the base, 3-lobed, and have long, pointed, egg-shaped triangular lobes. They turn crimson purple in autumn. In spring, male and female flowers bloom separately in spherical heads on the same plant. The male inflorescences are further divided into racemes, but the female inflorescences grow singly on long stalks. ...

*Some of the terminology that mentions "sweet gum" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…葉が掌状に3裂する中国原産のマンサク科の落葉高木で，日本では街路樹や公園樹として植えられる（イラスト）。漢名は楓香樹。幹は直立し，高さ40mにもなる。当年枝に軟毛がある。葉は10cmほどの柄で互生し，直径7～15cm，基部は心臓形，3中裂し裂片は卵状三角形で長くとがる。秋に紅紫色に色づく。春，雌雄の花が別々に球形の頭状花序をなして同じ株に咲く。雄花序はさらに総状花序となるが，雌花序は長い柄で単生する。…

※「sweet gum」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