| Name | Diodia harperi Small |
| Authorship | Small |
| Rank | Species |
| Placed in | Diodia Linnaeus |
| Citation | 1933 Man. S.E. Fl. [Small] 1264 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Diodia harperi Small |
| Identification made in | [no date] (1), 2016 (1) |