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No.

Feature/Character

Gymnospermae

Angiospermae

1.

Meaning

Gymnos – Naked ; Spermae - Seed

Angios – Enclosed ; Spermae - Seed

2.

Seeds

Naked (Not enclosed inside ovary)

Enclosed inside the fruit.

3.

Habitat / Life cycle season

Mostly evergreen, perennial, woody trees or shrubs.

Annual, biennial or perennial herbs, shrubs or trees, either woody or herbaceous.

4.

Xylem

Made up of tracheids only.

Consists of tracheids and vessels.

5.

Phloem

Consists of sieve cells only.

Made up of sieve tubes and companion cells.

6.

Pollination

Direct (Pollen grains deposited directly in pollen chamber inside ovule)

Indirect (Pollen grains deposited on stigma and not directly inside ovule)

7.

Leaves

2 types → Green foliage leaves ; Brown scale leaves

One type → Green foliage leaves

8.

Fertilization

Single

Double

9.

Endosperm

Haploid and develops before fertilization

Triploid and develops after  fertilization

10.

Reproductive organs

Male and female cones

Flowers

11.

Agency of pollination

Wind

Birds, water, insects, birds or animals.

12.

Male gametes

Motile

Non-motile

13.

Seeds

Always endospermic

Either endospermic or non- endospermic

14.

Cotyledons

Two or more

One or two

15.

Fruit

Not formed

Formed after fertilization

16.

Examples

Cycas, Pinus, Zamia

Sunflower, Hibiscus, Maize

 

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