| Name | Philadelphus microphyllus var. madrensis (Hemsley) Henrickson |
| Authorship | (Hemsley) Henrickson |
| Rank | Variety |
| Placed in | Philadelphus microphyllus A. Gray |
| Citation | 2007 J. Bot. Res. Inst. Texas 1(2): 901 |
| Holdings | 13 Specimens held in the Harvard University Herbaria identified as Philadelphus microphyllus var. madrensis (Hemsley) Henrickson |
| Identification made in | [no date] (3), 2009 (7), 2010 (3) |
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