| Name | Philadelphus lewisii var. pygmaeus S. Y. Hu |
| Authorship | S. Y. Hu |
| Rank | Variety |
| NomenclaturalStatus | NomNov |
| Placed in | Philadelphus lewisii Pursh |
| Remarks | nom. nov. for Philadelphus lewisii var. parvifolius S. Y. Hu, 1956, non Torrey, 1857 |
| Citation | 1956 J. Arnold Arbor. 37: 83 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Philadelphus lewisii var. pygmaeus S. Y. Hu |
| Identification made in | 1951 (1), 1956 (1), 2019 (1) |