The polar and egg nuclei of the female gametophyte are genetically identical.雌配子体中的极核和卵核遗传上是同一的.Protonema ( pl . protonemata ) The young bryophyte gametophyte that develops following spore germination.苔藓植物中直接由孢子萌发形成的结构称为...

gametophyte的音标：gametophyte的英式发音音标为：[gə'mi:təʊfaɪt]gametophyte的美式发音音标为：[gə'mitoʊˌfaɪt]...

n.配偶体...