⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-27101152, with some changes.
This name is a synonym of Clematis villosa subsp. stanleyi .
The record derives from Tropicos which reports it as a synonym (record 27101152
) with original publication details: Icon. Pl. 1: , t. 20 1837.