Flower Flashcards
(27 cards)
What is the most important function of flowers?
Reproduction
Flowers help in the union of male and female gametes.
What develops in the flowers?
Gametophytes
What does the ovary of the flower develop into after fertilization?
A fruit containing a seed
What do flowers provide to certain birds and insects?
Nectar
What are the two types of pollination that flowers may promote?
- Self-pollination
- Cross-pollination
What are the two categories of flower structure?
- Complete
- Incomplete
What components make up a complete flower?
- Sepals
- Petals
- Stamens
- Pistil
What are the two parts of a complete flower?
- Vegetative Part
- Reproductive Part
What is the role of petals in a flower?
Attracts bees, insects, and birds
What is the function of sepals in a flower?
Protects rising buds
What is a perianth?
Fused calyx and corolla
What is the male reproductive organ of a flower called?
Stamen or Androecium
What are the two parts of a stamen?
- Anther
- Filament
What is the function of the anther?
Produces and stores pollen
What is the female reproductive organ of a flower called?
Pistil or Gynoecium
What are the three parts of a pistil?
- Stigma
- Style
- Ovary
What does the stigma do?
It is the receptive tip of a pistil
What connects the stigma and the ovary in a flower?
Style
What holds a lot of ovules in a flower?
Ovary
What are the four whorls of a flower?
- Calyx
- Corolla
- Stamens
- Pistils
What is the outermost whorl of a flower?
Calyx
What is the function of the corolla?
Attracts pollinators and protects reproductive parts
What is the third whorl of a flower?
Stamens
What does the pistil contain?
- Ovary
- Style
- Stigma
