Angiosperms

EQ: How do I name the types of angiosperms and list the

characteristics they share?

Angiosperm• A plant that produces seeds that

are enclosed in fruit

• Greek word that means seed in a vessel

EQ: How do I name the types of angiosperms

and list the characteristics they

share?

Twocharacteristics of an angiosperm:

•Flower •Fruit

Flower Vocabulary• Petals – colorful

structure when flower opens

• Sepals – leaf like structures that enclose a bud

EQ: How do I name the types of angiosperms and list the characteristics

they share?

Flower Vocabulary

• Stamens – male reproductive parts– Filament – thin stalk– Anther – produces

pollen – knob at top of filament

EQ: How do I name the types of angiosperms and list the characteristics they

share?

Flower Vocabulary

• Pistils – found in center of flower– Stigma – sticky tip of pistil– Style – slender tube that

connects the stigma to the ovary (hollow base of the flower where ovules are

EQ: How do I name the types of angiosperms and list the characteristics

they share?

Angiosperm Flower

EQ: How do I name the types of angiosperms and list the characteristics they share?

Reproduction of an Angiosperm

1. Pollen falls on stigma

2. Sperm and egg cell join together in flower’s ovule

3. Zygote develops into the embryo part of the seed

EQ: How do I name the types of angiosperms and list the characteristics they share?

Seed Dispersal

• As seed develops, the ovary changes into a fruit– a ripened ovary and other structures that

enclose one or more seeds

EQ: How do I name the types of

angiosperms and list the characteristics

they share?

Types of Angiosperms

• Divided into 2 major groups– Monocots– Dicots

EQ: How do I name the types of angiosperms

and list the characteristics they

share?

Monocot• Have one seed leaf• Flowers usually have either three petals or

a multiple of three petals• Long slender leaves with veins that run

parallel to each other• Bundles of vascular tissue is scattered

throughout stem

EQ: How do I name the types of

angiosperms and list the characteristics

they share?

Dicots• Produce seeds with two leaves• Flowers have 4 or 5 leaves or multiples of

these• Leaves are wide with veins that branch off

from one another• Bundles of vascular tissue bundled

together

EQ: How do I name the types of

angiosperms and list the

characteristics they share?

Class Work and Homework

• Fill In – What did I learn– Confused– Say

• Read pages A 156 – A 161

• Page A161, Questions 1-4

EQ: How do I name the types of angiosperms

and list the characteristics

they share?