Polygonaceae
Bushy knotweed
Polygonum ramosissimum
- Family
- Polygonaceae
- Genus
- Polygonum
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Common names
By language (5)
- cv
- Нумай туратлă чăмчам
- English
- Bushy knotweed, Narrowpoint knotweed
- Finnish
- Keltatatar
- Russian
- Горец многоветвистый
- Swedish
- Gul trampört
Synonyms
- Cnopos ramosissimum (Michx.) Raf.
- Polygonum atlanticum (B.L.Rob.) E.P.Bicknell
- Polygonum exsertum Small
- Polygonum interior Brenckle
- Polygonum latum Small ex Rydb.
- Polygonum leptocarpum B.L.Rob.
- Polygonum ramosissimum f. ramosissimum
- Polygonum ramosissimum subsp. ramosissimum
- Polygonum stevensii Brenckle
- Polygonum triangulum E.P.Bicknell ex Small
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Annual
- In the US and Canada
- Alaska: introduced, Canada: native, Lower 48 states: native
Photos
Photo: Daniel Atha, CC0, 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); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.