⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50000607, with some changes.
This name is a synonym of Hydrangea macrophylla (Thunb.) Ser..
The record derives from Tropicos which reports it as a synonym (record 50000607) with original publication details: J. Arnold Arbor. 4(4): 237 237 1923.