Areca

Japanese: Areca
Areca

...The leaves are pinnately compound, with elongated, pale green leaflets that are almost opposite each other on the rachis, and are gently curved, giving the plant an overall soft feel. The trunks are thin and grow upright like bamboo, and the rachis is a beautiful yellow, hence the Japanese name Koganetakeyashi (small bamboo palm), but in the horticultural world it is often called Arekayashi (areca palm), keeping its old genus name Areca . This name can easily be confused with Areca catechu , a representative species of the Areca genus. ...

From 【Betel Nut】

…Also called areca nut. A cultivated evergreen tree of the palm family. It can reach a height of 20m and has a trunk resembling green bamboo. The leaves are pinnately compound and gather at the top of the trunk, about 1.2m long. The spadix grows from below the base of the lowest leaf sheath and hangs down slightly. It is monoecious, with female flowers at the base of the inflorescence branches and male flowers at the tip. The fruit is usually oval, ripens to orange, is 3-5cm long, and contains a single pit. Native to India or Malaysia, it is widely cultivated in the tropical regions of East Asia. The fruit of the betel nut is called betel nut, but there are records of it being imported to Japan in 756 (Tenpyo Shoho 8) during the Nara period for medicinal and dye purposes. …

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

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…葉は羽状複葉で,小葉は細長く,淡緑色で,葉軸にほぼ対生してつき,ゆるやかに曲がって全体にやわらかい感じがする。幹は細くタケのように直立して群生し,葉軸が美しい黄色となるので,コガネタケヤシの和名が付けられているが,園芸界では旧属名Arecaのままアレカヤシと呼ばれることが多い。アレカ属の代表的な種ビンロウAreca catechuと混同しやすい名である。…

【ビンロウ(檳榔)】より

…ビンロウジュともいう。栽培されるヤシ科の常緑高木。高さ20mに達し,幹は青竹のようである。葉は幹の頂に集まり羽状複葉で長さ約1.2m。肉穂花序は最下葉鞘(ようしよう)の基部の下から出てやや下垂する。雌雄同株で,花序の分枝の基部に雌花を,先の方に雄花をつける。果実はふつう卵形で橙色に熟し,長さ3~5cm,なかに1個の核がある。インドまたはマレーシアの原産で,東アジアの熱帯に広く栽培されている。ビンロウの果実は檳榔子(びんろうじ)といわれるが,薬用,染料とするため,奈良時代の756年(天平勝宝8)ころにすでに輸入された記録がある。…

※「Areca」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

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