| Name | Rhamnus crocea var. insularis Sargent |
| Authorship | Sargent |
| Rank | Variety |
| Placed in | Rhamnus crocea Nuttall ex Torrey & A. Gray |
| GUID | urn:lsid:ipni.org:names:218986-2 |
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Rhamnus crocea var. insularis Sargent |
| Identification made in | [no date] (10) |