Hydrangea arborescens
Hydrangea arborescens Linnaeus is an accepted species name sensu FNA Ed. Comm., 2016.
Hydrangea arborescens Torrey & A. Gray is a synonym (FNA Ed. Comm., 2016) of:
Hydrangea arborescens Linnaeus, an accepted species name sensu FNA Ed. Comm., 2016.