IMPORTANT TERMS:
Antheridium: A male sex organ, which is covered with a jacket of sterile cells and produces sperms.
Archegonium: A female sex organ, which is covered with a jacket of sterile cells, and produces egg or female gamete.
Gamete (sex cell): A specialized haploid cell which fuses with another gamete to form zygote during sexual reproduction.
Gametophyte: The gamete producing phase in the life cycle of a plant, which is haploid in nature.
Spore: A haploid (sometimes diploid) structure which directly produces a plant.
Sporangium: A spore producing sac-like structure.
Sporogonium: A short lived sporophyte of bryophytes, which is attached to the gametophyte.
Sporophyte: The asexually reproducing phase in the life cycle of a plant, which is diploid in nature.
Prothallus: The reduced and short lived gametophyte of ferns and other pteridophytes.
Pollination: The process of transfer of pollen grains form microsporangium to the ovule or stigma in spermatophytes.
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