| Name | Hydrangea vulgaris var. cordata (Pursh) Torrey |
| Authorship | (Pursh) Torrey |
| Rank | Variety |
| Placed in | Hydrangea vulgaris Michaux |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Hydrangea vulgaris var. cordata (Pursh) Torrey |
| Identification made in | [no date] (1) |