seed coat

Japanese: seed coat(英語表記)seedcoat
seed coat

...The other sperm nuclei fertilize the two polar nuclei, forming the endosperm, which has three times the number of chromosomes ( 3n ), and stores nutrients. The integument becomes the seed coat that protects the internal embryo and endosperm (Figure 1). The micropyle of the ovule is where the embryo germinates, and may be left specially as a germ pore, as in Euryale. ...

*Some of the terminology that mentions "seed coat" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…他の精核は二つの極核と受精し,染色体数が3倍(3n)の胚乳(内胚乳)endospermとなり,栄養分をたくわえる。珠皮は,内部の胚と胚乳を保護する種皮seed coatとなる(図1)。胚珠の珠孔は胚が発芽するところで,オニバスのように発芽孔として特別に残っていることもある。…

※「seed coat」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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