Assertion: pistil's ovule | /r/MadeOf | female gametophyte
Facets:
value: in turn
type: TEMPORAL
Source sentences:
text: Fertilization occurs when pollen grains (male gametophytes) are carried by the wind to the open end of an ovule, which contains the eggs, or female gametophyte.
text: The ovary contains one or more ovules, which in turn contain one female gametophyte, also referred to in angiosperms as the embryo sac .
text: If pollen lands on a compatible pistil or female cone, it germinates, producing a pollen tube that transfers the sperm to the ovule containing the female gametophyte.
text: The ovary contains one or more ovules, which in turn contain one female gametophyte, also referred to in angiosperms as the embryo sac .