California Native Plant Link Exchange
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Polygonum cuspidatum - Japanese knotweed

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Lifeform:
Perennial herb
Family:
Polygonaceae
Not Native

2011 Louis-M. Landry

2018 Rachel Kesel

2018 John Malpas

2019 David Greenberger

New Names:
Fallopia japonica

Plant Communities:
escaped cultivar

Synonyms:
Fallopia japonica
Pleuropterus cuspidatus
Pleuropterus zuccarinii
Polygonum cuspidatum var. compactum
Polygonum zuccarinii
Reynoutria japonica

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