1. 22-5 Angiosperms—Flowering Plants Chapter 22 Plant Diversity

2. Fruit Wall of tissue surrounding an angiosperm seed

3. Cotyledon First leaf or first pair of leaves produced by the embryo of a seed plant

4. Monocot Angiosperm whose seeds have one cotyledon

5. Dicot Angiosperm whose seeds have two cotyledons

6. Annual Flowering plant that completes a life cycle within one growing season

7. Biennial Flowering plant that completes its life cycle in two years

8. Perennial Flowering plant that lives for more than two years

9. Key Concept Angiosperms develop unique reproductive organs known as flowers.

10. Key Concept Flowers contain ovaries, which surround and protect the seeds.

11. Key Concept Monocots and dicots are named for the number of seed leaves, or cotyledons, in the plant embryo. Monocots have one seed leaf, and dicots have two.