雌配子

The megagametophyte within the ovule of a flowering plant.

囊 Embryo sac 有花植物的配子体。

Macrospore metrocyte of Pinus sylvestris var. mongolica developed to female gametophyte containing female gamete-egg by a series of changes.

摘要樟子松大孢子母细胞一系列变化，发育成配子体。