Pennsylvania Knotweed
Persicaria pensylvanica (L.) M.Gómez
Persicaria pensylvanica, known as Pennsylvania Knotweed, is a flowering plant in the Polygonaceae family. It is native to North America, occurring in Canada and the United States, and has been introduced to Europe and South America. The species was first described in 1896.
Description
Persicaria pensylvanica is a member of the buckwheat family, Polygonaceae, and is widely distributed in North America, including regions such as Newfoundland, British Columbia, and several U.S. states. It has also been recorded in parts of Europe, including Belgium, France, the Netherlands, and Germany. Common names for the plant include Pennsylvania smartweed, pinkweed, and common smartweed. The species was published in 1896 under the authorship of M.Gómez, revising the original work by L.
Other common names
Pennsylvania KnotweedPennsylvania SmartweedPink KnotweedPinkweed
Distribution
Newfoundland · British Columbia · New Brunswick · Nova Scotia · Ontario · Prince Edward Island · Quebec · Belgium · France · The Netherlands · Great Britain · Czech Republic · Germany · Italy · Romania · Spain · England · Scotland · Wales · SE · Vermont-US · NO · DK · Flemish Region · Alabama · Alaska · Arizona · Arkansas · California · Colorado
Synonyms
Polygonum pensylvanicumPolygonum pensylvanicum var. eglandulosumPolygonum pensylvanicum var. laevigatumPolygonum pensylvanicum var. rosiflorumPolygonum pensylvanicum var. durumPolygonum pensylvanicum var. nesophilumPersicaria mississippiensisPolygonum omissumPolygonum mississippiense