The different types of hybridization in plants are as follows:
1. Intravarietal : It is the hybridization between plants of same variety.
2. Intervarietal : It is the hybridization between two varieties of the same species.
3. Interspecific : It is the hybridization between two species of the same genus.
4. Intergeneric : It is the hybridization between two genera of the same family.
5. Wide/distant crosses : These are the crosses between distantly related parental plants.