⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-67822, 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 CE61C5FA-0891-4E05-9B22-DA591322AA55) with original publication details: 395 1824.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:93635-2.