⚠ Version 1 of The Plant List has been superseded.
This name record (from TICA) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Cirsium ambiguum in version 1.1 of The Plant List.
This name is a synonym of Cirsium heterophyllum .
The record derives from TICA which reports it as a synonym (record 8DF0C434-C2FB-4663-8178-93F7325816D7
) with original publication details: 10 1789.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:194991-1
.