Celtis

...A large deciduous tree of the elm family found in warm regions. It is planted along roads and many of them have special characteristics such as "enkiri" (cutting off) and "enmusubi" (matchmaking) (illustration). It is also called Yonomi or Enomi. It can reach a height of 20m and has wide branches. The leaves are alternate, slightly distorted oval, 5-10cm long, with three midribs from the base, small sawtooth on the upper edge, and rough on both sides. In April and May, cymes of male flowers are produced from the lower axils of new branches, and 1-3 hermaphrodite flowers are produced in the upper axils. Each flower has four reddish-brown sepals and four stamens. ...

*Some of the terminology explanations that mention "Celtis" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…暖地に見られるニレ科の落葉大高木で，街道沿いなどに植えられ，縁切り･縁結びなどの特殊ないわれのある木が多い（イラスト）。ヨノミ，エノミの名もある。高さ20mに達し，広く枝を張る。葉は互生し，少しゆがんだ卵形で，長さ5～10cm，基部から3本の主脈を出し，縁の上部に小鋸歯があって両面ともざらつく。4～5月，新枝の下部の葉腋（ようえき）から雄花の集散花序を出し，上部の葉腋に両性花を1～3個束生する。各花には4枚の紅褐色の萼片と4本のおしべがある。…

※「Celtis」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