| Name | Hydrangea villosa f. sterilis Rehder |
| Authorship | Rehder |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Hydrangea villosa Rehder |
| Citation | 1930 J. Arnold Arbor. 11: 161 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Hydrangea villosa f. sterilis Rehder |
| Identification made in | [no date] (1) |