Heather Faubert, University of Rhode Island, Bugwood.org
vine on pasture fence
Leslie J. Mehrhoff, University of Connecticut, Bugwood.org
dog-strangling vine, European swallowwort (Vincetoxicum rossicum) fruit(s) on ( )
Leslie J. Mehrhoff, University of Connecticut, Bugwood.org
Comparision of flowers of Cynanchum louiseae (top) and Cynanchum rossicum (bottom)
Richard A. Casagrande, University of Rhode Island, Bugwood.org
flower
Richard A. Casagrande, University of Rhode Island, Bugwood.org
seed pod
Leslie J. Mehrhoff, University of Connecticut, Bugwood.org
dog-strangling vine, European swallowwort (Vincetoxicum rossicum) seed(s) on ( )