| Name | Exacum tetragonum Roxburgh |
| Authorship | Roxburgh |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Exacum |
| GUID | urn:lsid:ipni.org:names:52536-3 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Exacum tetragonum Roxburgh |
| Identification made in | [no date] (1) |