Produce the male Gametophytes.
Produce Female Gametophytes.
Structure in seed cone in which female gameteophytes develop.
Structure grown by a pollen grain; contains two haploid sperm nuclei.
Outermost circle of a flower that encloses a bud before it opens and protects the flower while it is developing.
Brightly-coloured structure just inside the sepals; attracts insects and other pollinators to the flower.
Male part of the flower; made up of an anther and a filament.
A long thin structure that supports an anther.
Flower structure in which haploid male gametophytes are produced.
Innermost part of the flower that produces the female gametophyte.
A flower structure that contains one or more ovules from which female gametophytes are produced.
Narrow stalk of the carpel in a flower.
Sticky portion at the top of the style where pollen grains frequently land.
Early developmental stage of a sporophyte plant.
Food-rich tissue that nourishes a seedling as it grows.
Haploid, or gamete producing, phase of an organism.
Diploid, or spore producing, phase of an organism.
Nonvascula plant; some examples are mosses and their relatives.
Seed plants that bears its seeds directly on the surface of cones.