Ovule facts for kids
This page is about a plant structure. For animals and humans, see Ovum.
Cross section of an ovule of a pine tree. A=Gametophyte, B=Egg cell, C=Micropyle, D=Integument, E=Sporangium
Ovules produce the female reproductive cells which get fertilized during sexual reproduction in seed plants. The word literally means "small egg."
The megagametophyte (also called the embryo sac in flowering plants) is inside the ovule. The megagametophyte produces the egg cell.
Images for kids
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Ovule structure (anatropous) 1: nucellus 2: chalaza 3: funiculus 4: raphe
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Models of different ovules, Botanical Museum Greifswald
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Megagametophyte formation of the genera Polygonum and Lilium. Triploid nuclei are shown as ellipses with three white dots. The first three columns show the meiosis of the megaspore, followed by 1-2 mitoses.
See also
In Spanish: Óvulo (botánica) para niños
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Ovule Facts for Kids. Kiddle Encyclopedia.