⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record gcc-128063, with some changes.

Eupatorium purpureum f. falcatum (Michx.) Voss is a synonym of Eupatorium quaternum DC.

This name is a synonym of Eupatorium quaternum DC..

The record derives from TICA which reports it as a synonym (record ED59E082-5DAA-46FA-BCCE-D91F9BEA6473) with original publication details: 447 1894.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:293263-2.