Mile-a-minute
Persicaria perfoliataPolygonaceae — Smartweed family
Invasive non-native
![Mile-a-minute](/images/polygonum_perfoliatum.jpg)
White Clay Creek State Park -- Pump House Road
September 2003
![Mile-a-minute](/images/051009_154434.jpg)
October 2005
Guide to Persicaria of Delaware
Search Google • Delaware • USDA
Photos copyright David G. Smith
Information from the Delaware Flora Checklist used with author's permission.