Polygonaceae
Polygonum majus
- Family
- Polygonaceae
- Genus
- Polygonum
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Synonyms
- Polygonum coarctatum var. majus Meisn.
- Polygonum douglasii subsp. majus (Meisn.) J.C.Hickman
Photos
Photo: Thayne Tuason, CC BY-SA 4.0, from Wikimedia Commons
More in Polygonum
- Yard knotweedPolygonum avicularePolygonaceae
- Oval-leaf knotweedPolygonum arenastrumPolygonaceae
- Polygonum maritimumPolygonaceae
- Asiatic tearthumbPolygonum perfoliatumPolygonaceae
- Bellard's smartweedPolygonum patulumPolygonaceae
- European knotweedPolygonum arenariumPolygonaceae
- Narrowleaf knotweedPolygonum bellardiiPolygonaceae
- Polygonum cognatumPolygonaceae
- Horse-tail knotweedPolygonum equisetiformePolygonaceae
- KnotweedPolygonum oxyspermumPolygonaceae
- Douglas' knotweedPolygonum douglasiiPolygonaceae
- Erect knotweedPolygonum erectumPolygonaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); popularity from Wikidata (2026-10-26, CC0 1.0). About our plant data.