archegonium是什么意思

2023-12-02 16:00:16

archegonium

美[ɑːtʃɪɡəʊniəm] 英[ɑːtʃɪɡəʊniəm]

n. 造卵器

形容词：archegonial 名词复数：archegonia

Noun

The archegonium is generally reduced in nature. 藏卵器在性质上一般是简退的。
The swollen lower portion of an archegonium containing the egg. 颈卵器腹颈卵器的隆起的下部，内含卵细胞。
The minute, rudimentary plant contained within a seed or an archegonium. 胚芽小的，初级的植物包含有一个种子或颈卵器
The minute,rudimentary plant contained within a seed or an archegonium. 胚芽小的，初级的植物包含有一个种子或颈卵器
Venter The swollen base of an archegonium that contains the egg cell (oosphere). 颈卵器)腹部：颈卵器内含有卵细胞(卵球)而向外膨大的基部。
Enclosure of the nucellus by the integuments is incomplete, the embryo sac or, in gymnosperms, to the archegonium. 珠被并不是将珠心完全封闭，而是留有珠孔以便受精时花粉管进入胚囊，或裸子植物的藏卵器。