Iigiri family - Iigiri

Japanese: イイギリ科 - いいぎりか
Iigiri family - Iigiri

A dicotyledonous, polypetalous plant. An evergreen or deciduous tree. Leaves are simple. Flowers are generally small and bisexual or unisexual. There are 3-6 sepals and an equal number of petals arranged radially symmetrically, but sometimes petals are absent. There are many stamens. The ovary is stalked, lobed, and has many ovules in a lateral placenta. The fruit is a berry, capsule, or drupe. It is distributed from the tropics to the warm temperate zones, and 93 genera and approximately 1,000 species are known. In Japan, only one species in the genus Zoysia and one in the genus Anemone are found.

[Yamazaki Takashi July 21, 2020]

In the APG classification, most of the family Salicaceae were merged into the Salicaceae family, and some into the Achariaceae family, so the family Salicaceae has disappeared.

[Editorial Department, July 21, 2020]

[Reference] | Salicaceae

Source: Shogakukan Encyclopedia Nipponica About Encyclopedia Nipponica Information | Legend

Japanese:

双子葉植物、離弁花類。常緑または落葉性の木。葉は単葉。花は一般に小さく両性または単性。3~6枚の萼片(がくへん)と、それと同数の花弁が放射相称に並ぶが、ときに花弁を欠く。雄しべは多数。子房は柄があり、1室で側膜胎座に多数の胚珠(はいしゅ)をもつ。果実は液果、蒴果(さくか)または核果。熱帯から暖帯にかけて分布し、93属約1000種知られる。日本にはイイギリ属1種、クスドイゲ属1種が分布するだけである。

[山崎 敬 2020年7月21日]

 APG分類ではイイギリ科の大部分がヤナギ科へ、一部はアカリア科に統合されたため、イイギリ科は消滅した。

[編集部 2020年7月21日]

[参照項目] | ヤナギ科

出典 小学館 日本大百科全書(ニッポニカ)日本大百科全書(ニッポニカ)について 情報 | 凡例

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