| Name | Philadelphus mearnsii W. E. Evans ex Rydberg | 
| Authorship | W. E. Evans ex Rydberg | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Philadelphus | 
| Contains | Philadelphus mearnsii subsp. bifidus C. L. Hitchcock | 
| Citation | 1905 N. Amer. Fl. 22: 174 | 
| Holdings | 15 Specimens held in the Harvard University Herbaria identified as Philadelphus mearnsii W. E. Evans ex Rydberg | 
| Identification made in | [no date] (7), 1911 (1), 1941 (1), 1951 (1), 2009 (2), 2010 (3) | 
