Asiatic Tearthumb Persicaria perfoliata (Linnaeus) H. GrossNon-native  -  Invasive  Synonyms: Mile-a-minute Weed, Perfoliate Tearthumb, Polygonum perfoliatum.
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Asiatic Tearthumb in Anne Arundel Co., Maryland (9/4/2017). Photo by Wayne Longbottom. (MBP list)

Asiatic Tearthumb in Harford Co., Maryland (12/6/2015). Photo by Bill Hubick. (MBP list)

Asiatic Tearthumb growing in Washington Co., Maryland (9/25/2016). Photo by Mark Etheridge. (MBP list)

Asiatic Tearthumb in Garrett Co., Maryland (8/26/2015). Photo by Matt Tillett. (MBP list)

Asiatic Tearthumb blooming in Montgomery Co., Maryland (9/7/2014). Photo by Ashley Bradford. (MBP list)

Asiatic Tearthumb in Allegany Co., Maryland (9/29/2014). Photo by Kimberly Booth. (MBP list)

Asiatic Tearthumb in Prince George's Co., Maryland (9/23/2014). Photo by Jesse Christopherson. (MBP list)

Asiatic Tearthumb growing in Harford Co., Maryland (10/30/2016). Photo by Dave Webb. (MBP list)

Asiatic Tearthumb in Anne Arundel Co., Maryland (10/9/2009). Photo by Kerry Wixted. (MBP list)

Ripening fruit of Asiatic Tearthumb in Prince George's Co., Maryland (9/28/2013). Photo by Hugh Vandervoort. (MBP list)

Asiatic Tearthumb growing in Calvert Co., Maryland (8/2/2016). Photo by Tyler Bell. (MBP list)

Asiatic Tearthumb in Anne Arundel Co., Maryland (9/21/2016). Photo by Tyler Bell. (MBP list)

Asiatic Tearthumb forms dense curtains that choke out biodiversity, especially along edges of habitat. Shown here at Turkey Point, Cecil Co., Maryland (9/20/2012). Photo by Bill Hubick. (MBP list)

Asiatic Tearthumb in Howard Co., Maryland (8/12/2017). Photo by Ashley Bradford. (MBP list)

Asiatic Tearthumb in Anne Arundel Co., Maryland (7/23/2013). Photo by Bill Harms. (MBP list)

Asiatic Tearthumb in Howard Co., Maryland (8/12/2017). Photo by Ashley Bradford. (MBP list)

Asiatic Tearthumb growing in Frederick Co., Maryland (6/25/2016). Photo by Dan Small. (MBP list)

Asiatic Tearthumb in Harford Co., Maryland (8/28/2016). Photo by Kirsten Johnson. (MBP list)

Asiatic Tearthumb in Harford Co., Maryland (6/23/2014). Photo by Jim Stasz. (MBP list)

Asiatic Tearthumb (winter aspect) in Anne Arundel Co., Maryland (1/19/2017). Photo by Bill Hubick. (MBP list)

Asiatic Tearthumb in Howard Co., Maryland (7/8/2018). Photo by Matthew Beziat. (MBP list)


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