classification of plants form 2

Classification of

plants

In the end of this lesson, students should be able to :

• Classify various plants based on common characteristic.

PLANTS

FLOWERING PLANTS NON- FLOWERING

PLANTS

FLOWERING PLANTS

• Produce flowers for reproduction• Reproduce through seeds.

• Flowering plants are classified according to the number of cotyledons in their seeds, that is:

• one ( mono-) cotyledons.• two ( di-) cotyledons.

Plants

Flowering plants

Dicotyledons

Monocotyledons

Non-flowering plants

Dicotyledons Monocotyledons

Examples : balsam , sunflower, hibiscus, rose, durian trees.

Examples : maize, sugar cane, banana, paddy, lily, coconut

Dicotyledons Monocotyledons

Dicotyledons Monocotyledons

The stems are usually hard and woody

Their stems lack woody tissues. Most of them are herbaceous plants.

algae

mosses

Ferns

conifers

Non flower

ing plant

Algae

• Do not have true roots, stems and roots

• Live in water and moist places

Mosses

• Simple plants with stems and small leaves but no roots

• Live on land in moist and shady places

Fern

• Live on land in moist and shady places

• Reproduce through spores

Conifers

• Do not produce flowers but cones

Importance of biodiversity

Medicine & herbs

Raw materials

Clean water

Fresh water

Food