Mile-a-minute Persicaria perfoliata (formerly Polygonum perfoliatum) Annual thorny vine that rapidly overtakes shrubs and trees, seeds dispersed by water Additional Resources MISC Invader of the Month press release (Biological Control). August 2012 MISC Invader of the Month press release. October 2004 Invasive.org Plant Conservation Alliance, Alien Plant Working Group

Photo: D. Barringer, Natural Land Trust Photo: D. Barringer, Natural Land Trust