Also called devil's tail, giant climbing tearthumb, Asiatic tearthumb and Polygonum perfoliatum.  Part of buckwheat/knotweed  family Polygonaceae.

Native to 🌏︎ Asia.  Invasive > Global Invasive > in USA+Canada Invasive > report it! Invasive > in USA Invasive > in USFS Invasive > in Michigan

🚼︎ For kids!  This plant described in invasive species placemat (.pdf) series.

Learn more about mile-a-minute weed Persicaria perfoliata

Biological Control in Eastern USA (.pdf page 339)

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