Calyptra - Calyptra (English spelling)

Japanese: カリプトラ - かりぷとら(英語表記)calyptra
Calyptra - Calyptra (English spelling)

It is an organ that protects the sporophyte of moss plants, and is a modified archegonia that develops with the development of the sporophyte. In mosses, as the sporophyte grows, the upper half of the calyptra becomes a cap, which is often attached to the capsule.

[Hiroshi Inoue]

[Reference] | Moss

Source: Shogakukan Encyclopedia Nipponica About Encyclopedia Nipponica Information | Legend

Japanese:

コケ植物の胞子体を保護する器官で、胞子体の発達とともに、造卵器が変化したものである。蘚類(せんるい)では、胞子体の成長とともにカリプトラの上半部が蘚帽となり、蒴(さく)の上についていることが多い。

[井上 浩]

[参照項目] | コケ植物

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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