F
- Fagopyrum esculentum (I)
- Fagus grandifolia (N)
- Fagus sylvatica (I)
- Fatoua villosa (I)
- Festuca brevipila (I)
- Festuca filiformis (I)
- Festuca rubra (I)
- Festuca rubra ssp. rubra (N)
- Festuca subverticillata (N)
- Filago vulgaris (I)
- Filipendula rubra (N)
- Filipendula ulmaria ssp. ulmaria (I)
- Fimbristylis autumnalis (N)
- Fleischmannia incarnata (N)
- Floerkea proserpinacoides (N)
- Foeniculum vulgare (I)
- Fontanesia phillyreoides ssp. fortunei (I)
- Forsythia × intermedia (I)
- Forsythia suspensa (I)
- Fragaria vesca ssp. americana (N)
- Fragaria vesca ssp. vesca (N)
- Fragaria virginiana ssp. grayana (N)
- Fragaria virginiana ssp. virginiana (N)
- Frangula alnus (I)
- Frangula alnus (N)
- Frangula caroliniana (N)
- Frasera caroliniensis (N)
- Fraxinus americana (N)
- Fraxinus excelsior (I)
- Fraxinus nigra (N)
- Fraxinus pennsylvanica (N)
- Fraxinus profunda (N)
- Fraxinus quadrangulata (N)
- Froelichia floridana var. campestris (N)
- Froelichia gracilis (N)
- Fumaria officinalis ssp. officinalis (I)
Read more about this topic: Flora Of Ohio