| Name | Hydrangea dumicola W. W. Smith |
| Authorship | W. W. Smith |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Hydrangea |
| GUID | urn:lsid:ipni.org:names:791579-1 |
| Citation | 1917 Notes Roy. Bot. Gard. Edinburgh 10: 39 |
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Hydrangea dumicola W. W. Smith |
| Identification made in | [no date] (1), 2013 (9) |