Difference in function between Filament and Style are:
| Filament | Style |
|---|---|
| The filament bears anther at its tip which produce pollen grains. Pollen grains contain the male gametes. | The style transfers the male gametes of the pollen grains into the ovary. |
| Filament comes under the male reproductive part of the flower. | Style comes under the female reproductive part of the flower. |