| Name | Quercus nigra var. megacarpa Ashe |
| Authorship | Ashe |
| Rank | Variety |
| Placed in | Quercus nigra Linnaeus |
| Citation | 1981 Bull. Charleston Mus. 14: 9 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Quercus nigra var. megacarpa Ashe |
| Identification made in | [no date] (1), 2017 (1) |
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