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颈卵器
1、Early archegonial development is already evident two weeks after pollination .───颈卵器的早期发育在授粉后两周内就业已明显。
2、Archegonial neck usually inclines or curves towards the base of the prothallus at maturity.───颈卵器成熟后，颈部常向原叶体基部倾斜或弯曲。
3、The jacket cells are derived from cells surrounding the archegonial initials.───银杏套细胞起源于近雌配子体表面的颈卵器母细胞周围细胞。