Definition for Distinguishing Characteristics of Modern Seed Plant Phyla
From Biology Forums Dictionary
|
Seed plant group |
Vessels in wood |
Flowers, fruit, seed endosperm |
Flagellate sperm |
Female gametangia |
|---|---|---|---|---|
|
Gymnosperms |
||||
|
Cycads |
No |
No |
Yes |
Yes |
|
Ginkgo biloba |
No |
No |
Yes |
Yes |
|
Conifers |
No |
No |
No |
Yes |
|
Gnetophytes |
Yes |
No |
No |
No |
|
Angiosperms |
Yes |
Yes |
No |
No |