| Fagaceae | |
Fagus grandifolia var. atropunicea
| Weston | ? | |
| Fagaceae | |
Fagus grandifolia var. caroliniana
| (Loudon) Fernald & Rehder | Rhodora 9(103): 114 | 1907 |
| Fagaceae | |
Fagus grandifolia fo. grandifolia
| | | |
| Fagaceae | |
Fagus grandifolia subsp. grandifolia
| | | |
| Fagaceae | |
Fagus grandifolia var. grandifolia
| | | |
| Fagaceae | |
Fagus grandifolia subsp. heterophylla
| Camp | | |
| Fagaceae | |
Fagus grandifolia var. heterophylla
| Camp | ? | |
| Fagaceae | |
Fagus grandifolia subsp. mexicana
| (Martínez) A.E. Murray | Kalmia 13: 6 | 1983 |
| Fagaceae | |
Fagus grandifolia var. mexicana
| (Martínez) Little | Castanea 30: 168 | 1965 |
| Fagaceae | |
Fagus grandifolia fo. mollis
| Fernald & Rehder | Rhodora 9(103): 114–115 | 1907 |
| Fagaceae | |
Fagus grandifolia fo. pubescens
| Fernald & Rehder | Rhodora 9(103): 111–114 | 1907 |
| Fagaceae | ** |
Fagus grandifolia var. typica
| Rehder | Mitt. Deutsch. Dendrol. Ges. 16: 70 | 1907 |