⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2725854, with some changes.
This name is a synonym of Clematis virginiana L..
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Syst. Nat. 1: 142 1817.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:709613-1.