In angiosperms, the gametophytes are comprised of very few cells and are embedded within the sexual organs of the flower (Figure 1A). The male gametophyte, also referred to as the pollen grain or microgametophyte, develops within the anther and is comprised of two sperm cells encased within a vegetative cell (75, 89).

Where is the gametophyte in angiosperms?

Angiosperms also have the unique property of double fertilization, producing a usually triploid endosperm in addition to the embryo. The male gametophyte is formed in the anthers of the stamens, and the female gametophyte is located in the ovules within the pistil.

What do you know about gametophyte in angiosperms?

The angiosperm gametophytes are composed of few cells and are embedded within the sexual organs of the flower. ... The male gametophyte, also called the pollen grain or microgametophyte, develops within the anther and consists of two sperm cells encased within a vegetative cell (Gifford and Foster, 1989).