⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-50000560, with some changes.

Hydrangea angustisepala Hayata is a synonym of Hydrangea chinensis Maxim.

This name is a synonym of Hydrangea chinensis Maxim..

The record derives from Tropicos which reports it as a synonym (record 50000560) with original publication details: Icon. Pl. Formosan. 2: 4 4 1912.