⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-2908, with some changes.
This name is a synonym of Conyza bonariensis (L.) Cronquist.
The record derives from TICA which reports it as a synonym (record 95D9223B-DA96-4970-BFA5-0561F786AFA8) with original publication details: 1939.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:204103-1.