Flowers and it’s Parts

Students will be able to identify the 6 main parts of a flower.

Students will be able to explain the 6 main parts of a flower.

Students will be able to explain flesh fruit and dry fruits and know their examples

Learning Targets

Exchange pollen Achieve fertilization Produce seeds

Function of a Flower

Flower Parts

Sepals ◦ Green parts that cover and protect flower bud

before it opens Petals

◦ Are really leaves that are modified to attract insects for flower pollinations, the pretty part that we call flowers

Main Flower Parts

Stamens◦ Males flower parts that includes:

Filament◦ Short stalk that holds up the anther

Anther◦ A sac-like structure that contains pollen, the males sex cells

Male Flower Parts

Pistil◦ The female flower part that includes

Ovules◦ The eggs or female sex cells that become seeds if

fertilized Ovary

◦ If fertilized becomes a fruit or seed coat Style

◦ Holds up the stigma and connects it to the ovary Stigma

◦ Sticky part on top of style where insects leave pollen

Female Flower Parts

Complete Flowers ◦ Has sepals, petals, stamens, and pistils

Incomplete Flowers◦ Lacks 1or more organs; sepals, petals, stamens,

or pistil Perfect Flowers

◦ Both stamen and pistil Imperfect Flowers

◦ Has stamen or pistil

Flower Types

You and a partner will make a poster of complete, incomplete, perfect, and imperfect flowers

You need to the following: ◦ Cross section drawing of each flower and labeled

Male parts Female parts Petals Sepals

◦ Find 5 examples of each flower ◦ Must have color and been seen from far away

Assignment

Encloses the seeds of angiosperms Protects the seed Means of dispersal of the seed Ripened, seed-bearing plant ovaries Varied form, color, size, texture and number Aids in identification

Fruit- Flower or Not

Fruits Types

Fleshy Fruits

Fleshy Simple Fruits Fleshy Aggregate

Fruits Fleshy Multiply Fruits

Soft pericarp that overs the stone Berries

◦ Soft outside with soft insides Hesperidiums

◦ Semi-hard outside and soft inside Pepos

◦ Tough outside with soft inside Drupes or Stones

◦ With a stone or pit inside Pomes

◦ Soft outside with hard inside

Fleshy Simple Fruits

Soft outside but looks like a cluster of berries

Polydrupes ◦ Clusters of berries

Fleshy Aggregate Fruits

Compound independent flowers

◦ Figs ◦ Pineapples

Fleshy Multiply Fruits

Questions?

You and a partner will make a poster of all 3 fleshy fruit types

You need to the following: ◦ Each type of fruit in the fleshy family ◦ Define each ◦ Find 5 examples of each◦ Must have color and been seen from far away

Assignment