⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-50000625, with some changes.

Hydrangea bretschneideri var. giraldii (Diels) Rehder is a synonym of Hydrangea hypoglauca Rehder

This name is a synonym of Hydrangea hypoglauca Rehder.

The record derives from Tropicos which reports it as a synonym (record 50000625) with original publication details: Pl. Wilson. 1(1): 39 39 1911.