| Name | Euthamia caroliniana (Linnaeus) Greene ex Porter & Britton |
| Authorship | (Linnaeus) Greene ex Porter & Britton |
| Rank | Species |
| Placed in | Euthamia (Nuttall) Cassini |
| Holdings | 59 Specimens held in the Harvard University Herbaria identified as Euthamia caroliniana (Linnaeus) Greene ex Porter & Britton |
| Identification made in | [no date] (56), 1969 (1), 2001 (1), 2017 (1) |