|
S.NO. |
Gymnosperms |
Angiosperms |
|
1 |
Vessels are absent (except Gnetales) in the xylem. |
Vessels are present in the xylem. |
|
2 |
Phloem lacks companion cell. |
Companion cells are present |
|
3 |
No Flower formation in Gymnosperms. |
Flower formation is present |
|
4 |
Ovules are naked i.e. not enclosed in carpel. |
Ovules are not naked. They are always enclosed within the ovary |
|
5 |
Pollen grains directly upon the ovule after pollination. |
Pollen first falls on the stigma after pollination |
|
6 |
Pollination takes place only by wind. |
Pollination takes place by various agencies such as
insects,wind,water, animals etc. |
|
7 |
Cones are of usual occurrence. |
Cones are not of usual occurrence. |
|
8 |
Archegonia are present (Except Gnetales) |
Archegonia are absent |
|
9 |
Double fertilization is absent. |
Double fertilization is present as a rule |
|
10 |
Endosperm is haploid tissue. |
Endosperm is usually usually triploid (3n). |
|
11 |
Fruit is absent. |
Fruit is Present. |
