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Perfect flower
Has both female and male parts
Imperfect flower
Has either female or male parts
Angiosperms
Covered seed plants
Stamen
Male reproductive structure
Anther
Contains pollen
Filament
Long slender stalk that holds up the anther
Sepal
A leaflike structure that encloses the bud of a flower
Petal
Colourful leaflike structure of flower
Ovule
Area inside the ovary where the egg and two polar nuclei are found
Ovary (flower)
Reproductive structure of a flower that contains eggs
Pistil
Female reproductive structure of flower
Style
Long slender tube leading from the stigma to the ovary in a flower
Stigma
Sticky portion on top of the style of a flower
Tube nucleus
Nucleus within a pollen grain that forms the pollen tube in a flower
Generative nucleus
Nucleus within a pollen grain that produces two sperm or nuclei
Pollen tube
Hollow tube leading from the stigma to an ovule within the ovary of a flower
Polar nuclei
Two haploid (n) structures within the centre of an ovule
Zygote
A fertilized egg
Seed
Structure formed from the ovule of a flower
Endosperm
Triploid (3n) structure formed when a sperm nucleus fuses with the two polar nuclei within an ovule. Food source for developing embryo
Fruit
Swollen ovary of a plant
Note
Flashcard