| Name | Rhamnus rubra var. obtusissima (Greene) Jepson |
| Authorship | (Greene) Jepson |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Rhamnus rubra Greene |
| GUID | urn:lsid:ipni.org:names:219064-2 |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Rhamnus rubra var. obtusissima (Greene) Jepson |
| Identification made in | [no date] (5), 1946 (1) |