Sweet Autumn Clematis
The Florida Exotic Plant Council lists this vine as a Category II invasive species in Central and North Florida. This is defined as "Invasive exotics that have increased in abundance or frequency but have not yet altered Florida plant communities to the extent shown by Category I species. These species may become ranked Category I, if ecological damage is demonstrated." The UF/IFAS Assessment of Non-Native Plants in Florida's Natural Areas lists sweet autumn clematis as a high invasion risk.