| Name | Philadelphus coronarius f. deutziiflorus Rehder |
| Authorship | Rehder |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Philadelphus coronarius Linnaeus |
| Citation | 1920 J. Arnold Arbor. 1: 201 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Philadelphus coronarius f. deutziiflorus Rehder |
| Identification made in | [no date] (1), 2019 (1) |