…The sporophyte is usually made of relatively hard tissue and continues to release spores for a long period of time. The capsule (sporangium) is covered with a cap called a calyptra. The cap is the abdominal part of the archegonia that develops after fertilization and is cut and lifted up as the sporophyte elongates. It is part of the gametophyte tissue. … *Some of the terminology that mentions "calyptra" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…胞子体はふつう比較的かたい組織からなり長期間にわたって胞子を放出し続ける。蒴(さく)(胞子囊)は蘚帽calyptraをかぶる。蘚帽は造卵器の腹部が受精後に発達し,胞子体の伸長とともに切断して持ち上げられたもので,配偶体の組織の一部である。… ※「calyptra」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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