| Name | Toxicodendron rydbergii (Small ex Rydberg) Greene |
| Authorship | (Small ex Rydberg) Greene |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Toxicodendron |
| GUID | urn:lsid:ipni.org:names:255789-2 |
| Holdings | 239 Specimens held in the Harvard University Herbaria identified as Toxicodendron rydbergii (Small ex Rydberg) Greene |
| Identification made in | [no date] (165), 1968 (73), 1986 (1) |