How to use in-sentence of “gametophyte”:
+ These endosporic megaspores had a miniature multicellular female gametophyte with female sex organs and egg cells.
+ The spores produce the haploid gametophyte generation.
+ One of the generations is the sporophyte, which produces spores by meiosis, and the other is the gametophyte with produces gametes.
+ The spores of seed plants are single cells that grow into a pollen grain or the gametophyte inside the ovule.
+ In ferns, the diploid sporophyte is much larger, but the haploid gametophyte is also a little plant that can grow for a long time.
+ In the case of flowering plants the gametophyte stage is very small and brief.
