Cassia tree

…A deciduous tall tree of the family Sciadopidae that grows wild in the mountains and fields of Japan. New shoots are naked and densely covered with short reddish-brown hairs. The leaves are alternate, odd-pinnate, compound, 20-30 cm long. The leaflets are opposite, membranous, ovate or ovate-oblong, 4-10 cm long, pointed at the tip, broadly wedge-shaped at the base, and sawtoothed at the margins. The plant is dioecious, and produces cymes in the leaf axils in early summer. The flowers are small and yellow-green. The fruit is a drupe that is obovate, 6-7 mm long, and ripens to red or deep blue. The entire plant is extremely bitter. It is distributed from Hokkaido to the Ryukyu Islands, Korea, Taiwan, China, and the Himalayas. …

*Some of the terminology that refers to "cassia wood" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…日本の山野に自生するニガキ科の落葉高木。新芽は裸芽で，赤褐色の短毛を密生する。葉は互生し，奇数羽状複葉，長さ20～30cm。小葉は対生し，膜質で，卵形ないし卵状長楕円形，長さ4～10cm，先端はとがり，基部は広いくさび形，ふちに鋸歯がある。雌雄異株で，初夏，葉腋（ようえき）に集散花序をつける。花は黄緑色で小さい。果実は核果で，倒卵形，長さ6～7mm，紅色や濃青色に熟する。全株すこぶる苦味がある。北海道～琉球，朝鮮，台湾，中国，ヒマラヤに分布する。…

※「カシア木」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