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BookmarkA cotyledon is a significant part of the embryo within the seed of a plant.
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Upon germination, the cotyledon usually becomes the embryonic first leaves of a seedling.
The number of cotyledons present is one characteristic used by botanists to classify the flowering plants (angiosperms).
Species with one cotyledon are called monocotyledonous (or, "monocots") and placed in the Class Liliopsida.
Plants with two embryonic leaves are termed dicotyledonous ("dicots") and placed in the Class Magnoliopsida..
For more information about the topic Cotyledon, read the full article at Wikipedia.org, or see the following related articles:
Seed — A seed is a small embryonic plant enclosed in a covering called the seed coat, usually with some stored food. It is the product of the ripened ovule ... > read more
Flowering plant — The flowering plants (also called angiosperms) are the dominant and most familiar group of land plants. The flowering plants and the gymnosperms ... > read more
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