⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record gcc-135479, with some changes.

Arnica rhizomata A.Nelson is a synonym of Arnica chamissonis Less.

This name is a synonym of Arnica chamissonis Less..

The record derives from TICA which reports it as a synonym (record DBC099D0-C2F7-4EDA-9EDD-EA199DDB0EAB) with original publication details: Bot. Gaz. 31 409 1901.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:20078-2.