| Name | Philadelphus oreganus Nuttall ex S. Y. Hu |
| Authorship | Nuttall ex S. Y. Hu |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Philadelphus |
| GUID | urn:lsid:ipni.org:names:792283-1 |
| Citation | 1955 J. Arnold Arbor. 36: 85 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Philadelphus oreganus Nuttall ex S. Y. Hu |
| Identification made in | 1951 (1), 1954 (2), 1955 (1), 2019 (1) |