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Synonym matches
Exclude synonym matchesSpecies list
WFD UKTAG impact
- High (4)
Lifeforms
- Plants (183)
Taxon group
- flowering plant (183)
Establishment means
- Native (149)
- Non-native (34)
Habitat
- freshwater (80)
- terrestrial (43)
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Persicaria vivipara – Alpine Bistort
Species, Flowering plant, Freshwater
Viviparous Bistort, Canwraidd y Mynydd, Neidrlys Mynyddig, Llys y Neidr Fynyddig
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Persicaria wallichii – Himalayan Knotweed non-native
Species, Flowering plant, Freshwater, terrestrial
Y Ganwraidd Himalaiaidd, Clymog yr Himalaya
Species list: INNS of Interest to Wales June 2022
Species list: WFD UKTAG aquatic alien species impact
Species list: Non-native species of interest to Northern Ireland
Species list: WFD UKTAG 2015 Aquatic Alien Species for Ireland
Species list: INNS Alert list for Northern Ireland
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Persicaria weyrichii – Chinese Knotweed non-native
Species, Flowering plant, Terrestrial
Canwraidd Tsieina
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Polygonum – Knotgrass
Genus, Flowering plant, Freshwater, terrestrial
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Polygonum arenarium – Lesser Red-knotgrass non-native
Species, Flowering plant, Terrestrial
Y Canclwm Coch Bach
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Polygonum arenarium subsp. pulchellum
Subspecies, Flowering plant
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Polygonum arenastrum – Equal-leaved Knotgrass non-native
Species, Flowering plant, Terrestrial
Y Canclwm Manddail, Clymog â Dail Bach
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Polygonum aviculare – Knotgrass
Species, Flowering plant, Freshwater
Knotgrass agg., Clymog, Y Canclwm, Berw'r Ieir, Berwr yr Iâr, Canclwm, Berw'r Iâ, Gwaedlys, Llysiau y Milwr, Clymlys, Treigledlys
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Polygonum aviculare agg.
Species sensu lato, Flowering plant, Freshwater
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Polygonum bellardii
Species, Flowering plant
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Polygonum boreale – Northern Knotgrass
Species, Flowering plant
Canclwm y Gogledd
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Polygonum cognatum – Indian Knotgrass non-native
Species, Flowering plant, Terrestrial
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Polygonum corrigioloides
Species, Flowering plant
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Polygonum equisetiforme
Species, Flowering plant
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Polygonum graminifolium
Species, Flowering plant
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Polygonum maritimum – Sea Knotgrass
Species, Flowering plant
Canclwm Arfor, Canclwm yr Arfor
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Polygonum oxyspermum – Ray's Knotgrass
Species, Flowering plant
Canclwm Ray, Clymog Eiddil Graean Garw
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Polygonum oxyspermum subsp. oxyspermum
Subspecies, Flowering plant
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Polygonum oxyspermum subsp. raii
Subspecies, Flowering plant
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Polygonum patulum – Red-knotgrass
Species, Flowering plant
Red Knotgrass, Y Canclwm Coch