⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50005811, with some changes.
This name is a synonym of Hydrangea aspera .
The record derives from Tropicos which reports it as a synonym (record 50005811
) with original publication details: J. Coll. Agric. Imp. Univ. Tokyo 25(19): 90-91, pl. 8 90 1908.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:791620-1
.