⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2726344, and has not been changed.
This name is a synonym of Clematis catesbyana Pursh.
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Man. S.E. Fl. 525 1933.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:274742-2.