⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-108942, with some changes.
This name is a synonym of Petasites japonicus (Siebold & Zucc.) Maxim..
The record derives from TICA which reports it as a synonym (record A5740F5C-7549-4ABF-A806-AD81BA25E090) with original publication details: 181 1846.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:329074-2.