Oriental Smartweed Persicaria longiseta (de Bruyn) MoldenkeNon-native  -  Invasive    Synonyms: Cespitose Smartweed, Oriental Lady's Thumb, Persicaria posumbu, Polygonum caespitosum var. longisetum, Polygonum cespitosum var. longisetum.
Kingdom Plantae   >   Division Tracheophyta   >   Class Magnoliopsida   >   Order Caryophyllales   >   Family Polygonaceae   >   Genus Persicaria   

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Oriental Smartweed in Anne Arundel Co., Maryland (9/22/2010). Photo by Bill Harms. (MBP list)

Oriental Smartweed in Dorchester Co., Maryland (7/31/2016). Photo by Wayne Longbottom. (MBP list)

Oriental Smartweed growing in Calvert Co., Maryland (7/19/2015). Photo by Mary B. Hollinger. (MBP list)

Oriental Smartweed in Calvert Co., Maryland (6/2/2020). Photo by Ben Springer. (MBP list)

Oriental Smartweed blooming in Calvert Co., Maryland (9/30/2017). Photo by Bill Hubick. (MBP list)

Oriental Smartweed in Talbot Co., Maryland (8/9/2016). Photo by Wayne Longbottom. (MBP list)

Oriental Smartweed in Frederick Co., Maryland (10/10/2016). Photo by Wayne Longbottom. (MBP list)

Oriental Lady's Thumb in Frederick Co., Maryland (6/27/2015). Identified by Kerry Wixted. Photo by Bill Hubick. (MBP list)

Oriental Smartweed in Prince George's Co., Maryland (9/26/2020). (c) Maggie Park, some rights reserved (CC BY-NC). Photo by Maggie via iNaturalist. (MBP list)

Oriental Smartweed in Prince George's Co., Maryland (9/26/2020). (c) Maggie Park, some rights reserved (CC BY-NC). Photo by Maggie via iNaturalist. (MBP list)

Oriental Smartweed in Anne Arundel Co., Maryland (8/11/2017). Photo by Wayne Longbottom. (MBP list)


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