Perfect & Imperfect Flower

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Ovary

- flower structure that encloses and protects ovules and seeds as they develop - produces eggs

receptacle

- holds all the floral parts together - vegetative tissues near the end of reproductive stems

monoecious

- staminate and carpellate flowers are on the same plant - one house

Arabino galactants

- sticky substance in the stigma

gynoecium

- the group of structures that constitute the female reproductive organ; also called the pistil - innermost whorl of the flower

Ovule

A structure that develops within the ovary of a seed plant and contains the female gametophyte.

imperfect flower

A unisexual flower missing either stamens or carpels.

Stigma

Catches pollen Head of the pistil

Dioecious

Having male and female reproductive organs in separate plants or animals

Anther

In an angiosperm, the terminal pollen sac of a stamen, where pollen grains containing sperm-producing male gametophytes form.

Sepals

Leaflike parts that cover and protect the flower bud

Filament

Supports the anther Stalk of the stamen

Pistil

The female reproductive part of a flower

Stamen

The male reproductive part of a flower

Style

The stalk of a flower's carpel, with the ovary at the base and the stigma at the top.

Androecium

The third whorl which is collectively known as stamens. This is where pollen (male gametophyte) is produced, and is composed of an anther and filament. The stamens are class B and C genes together.

Calyx

all the sepals

Perfect Flower

has both male/female reproductive parts

Petals

modified leaves which are usually bright in color to attract pollinators.

Pedicel

stalk that supports the flower


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