1. Fagonia cretica
2. Fagus sylvatica
3. Fallopia convolvulus
4. Fenugreek
5. Ferula assa-foetida
6. Ferula communis
7. Ferula tingitana
8. Festuca amethystina
9. Festuca duriuscula
10. Festuca ovina
11. Festuca rubra

• Fevillea cordifolia
• Fibigia clypeata
• Ficus benghalensis

15. Ficus carica

• Ficus pumila

17. Ficus racemosa

• Ficus religiosa
• Ficus sycomorus

20. Filago pyramidata

• Filipendula ulmaria

22. Fimbristylis ferruginea
23. Flagellaria indica
24. Flax
25. Foxtail millet
26. Fragaria vesca
27. Frankenia laevis
28. Fraxinus americana
29. Fraxinus excelsior
30. Fraxinus ornus

• Fritillaria imperialis

32. Fritillaria meleagris
33. Fritillaria persica
34. Fritillaria pyrenaica
35. Fuchsia triphylla
36. Fumaria capreolata
37. Fumaria officinalis
38. Furcraea foetida

Foeniculum vulgare

• Fennel  (Foeniculum vulgare)

• Usage: Used to increase appetite, relieve colic, reduce abdominal cramps and farting, and to expel mucous.<wiki/List_of_medicinal_plants#cite_note-theherbbook-7">
• Not enough research done to evaluate claims.<wiki/List_of_medicinal_plants#cite_note-95">