Examlex
Most plants are able to use nitrogen directly from the atmosphere.
Eudicot
A major group of flowering plants that are characterized by having two seed leaves or cotyledons upon germination.
Integuments
Layers of protective tissues surrounding the ovules of plants, which develop into the seed coat upon fertilization.
Accessory Fruit
A fruit consisting primarily of tissue other than ovary tissue (e.g., apple, pear). Compare with aggregate, simple, and multiple fruits.
Coleoptile
A protective sheath covering the emerging shoot in monocotyledons, such as grasses and cereals.
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