| Name | Hydrangea yesoensis Koidzumi |
| Authorship | Koidzumi |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Hydrangea |
| GUID | urn:lsid:ipni.org:names:791716-1 |
| Citation | 1926 Bot. Mag. (Tokyo) 40: 347 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Hydrangea yesoensis Koidzumi |
| Identification made in | [no date] (1) |