| Name | Vernonia gigantea (Walter) Branner & Coville |
| Authorship | (Walter) Branner & Coville |
| Rank | Species |
| Placed in | Vernonia Schreber |
| Citation | 1891 Rep. (Annual) Arkansas Geol. Surv. 4: 189 |
| Holdings | 154 Specimens held in the Harvard University Herbaria identified as Vernonia gigantea (Walter) Branner & Coville |
| Identification made in | [no date] (132), 1970 (21), 2022 (1) |