⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-110316, with some changes.
This name is a synonym of Conyza canadensis (L.) Cronquist.
The record derives from TICA which reports it as a synonym (record 181C2F2D-B81E-4475-8A95-B09A9CAEBC69) with original publication details: 289 1888.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:204502-1.