Polygonaceae
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The Polygonaceae are a family of flowering plants known informally as the knotweed family or smartweed—buckwheat family in the United States. The name is based on the genus Polygonum, and was first us
Polygonum persicaria bgiu
Polygonum plebeium or small knotweed
Ochrea of Persicaria maculosa
Persicaria capitata or pink knotweed
Reynoutria japonica
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Reynoutria japonica, synonyms Fallopia japonica and Polygonum cuspidatum, is a species of herbaceous perennial plant in the knotweed and buckwheat family Polygonaceae. Common names include Japanese kn
Polygonaceae
…salads or as a leaf vegetable. Polygonaceae contain some of the most prolific weeds, including species of Persicaria, Rumex and Polygonum, as well as Japanese knotweed. Polygonaceae are very well-defined and have long been universally recognized. In the APG III system, the family is placed in the order Caryophyllales…
Reynoutria japonica in Brastad 1
Dead stems from previous years remain in place as new growth appears.
A hedgerow made up of roses and Japanese knotweed
Erect inflorescence