| Name | Rhamnus insularis Greene |
| Authorship | Greene |
| Rank | Species |
| Placed in | Rhamnus |
| GUID | urn:lsid:ipni.org:names:219009-2 |
| Holdings | 9 Specimens held in the Harvard University Herbaria identified as Rhamnus insularis Greene |
| Identification made in | [no date] (9) |