SS-AGR-309/AG315 Japanese clematis, Clematis terniflora (D.C.) Ranuculaceae

Figure 1. A Japanese clematis has smothered a Southern magnolia in a natural, wooded area of Gainesville, FL.
SS-AGR-309, a 4-page illustrated fact sheet by Michael Meisenburg, Ken Langeland, and Kurt Vollmer, describes this vigorous woody vine that is recommended for landscape use in cold-hardy zones, but is considered invasive in many areas of the country — its impacts and management. Includes references. Published by the UF Department of Agronomy, September 2008.
http://edis.ifas.ufl.edu/AG315