| Name | Hydrangea arborescens subsp. discolor (Seringe) McClintock |
| Authorship | (Seringe) McClintock |
| Rank | Subspecies |
| Placed in | Hydrangea arborescens Linnaeus |
| Citation | 1956 J. Arnold Arbor. 37(4): 373 |
| Holdings | 13 Specimens held in the Harvard University Herbaria identified as Hydrangea arborescens subsp. discolor (Seringe) McClintock |
| Identification made in | [no date] (10), 1950 (1), 1981 (1), 2009 (1) |
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