Gallery
* Notes: Common names for CFIA weed images from Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds (click here)
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Persicaria arifolia
Polygonaceae
Persicaria arifolia
Polygonaceae
Halberdleaf tearthumb (Persicaria arifolia) achenes
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Persicaria arifolia
Polygonaceae
Persicaria arifolia
Polygonaceae
Halberdleaf tearthumb (Persicaria arifolia) achenes and perianths
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Persicaria arifolia
Polygonaceae
Persicaria arifolia
Polygonaceae
Halberdleaf tearthumb (Persicaria arifolia) achene
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Persicaria lapathifolia
Polygonaceae
Persicaria lapathifolia
Polygonaceae
Pale smartweed (Persicaria lapathifolia) achenes and perianth
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Persicaria lapathifolia
Polygonaceae
Persicaria lapathifolia
Polygonaceae
Pale smartweed (Persicaria lapathifolia) achene
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Persicaria maculosa
Polygonaceae
Persicaria maculosa
Polygonaceae
Lady’s-thumb (Persicaria maculosa) achenes and perianth
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Persicaria maculosa
Polygonaceae
Persicaria maculosa
Polygonaceae
Lady’s-thumb (Persicaria maculosa) achene
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Persicaria perfoliata
Polygonaceae
Persicaria perfoliata
Polygonaceae
Devil’s-tail tearthumb (Persicaria perfoliata) achenes
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Persicaria perfoliata
Polygonaceae
Persicaria perfoliata
Polygonaceae
Persicaria perfoliata perianths
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Persicaria perfoliata
Polygonaceae
Persicaria perfoliata
Polygonaceae
Devil’s-tail tearthumb (Persicaria perfoliata) achenes and perianth
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Persicaria perfoliata
Polygonaceae
Persicaria perfoliata
Polygonaceae
Devil’s-tail tearthumb (Persicaria perfoliata) achene with perianth
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Persicaria perfoliata
Polygonaceae
Persicaria perfoliata
Polygonaceae
Devil’s-tail tearthumb (Persicaria perfoliata) achene
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Persicaria perfoliata
Polygonaceae
Persicaria perfoliata
Polygonaceae
Devil’s-tail tearthumb (Persicaria perfoliata) achene
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Polygonum aviculare
Polygonaceae
Polygonum aviculare
Polygonaceae
Prostrate knotweed (Polygonum aviculare) achenes
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Polygonum aviculare
Polygonaceae
Polygonum aviculare
Polygonaceae
Prostrate knotweed (Polygonum aviculare) achenes
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Polygonum aviculare
Polygonaceae
Polygonum aviculare
Polygonaceae
Prostrate knotweed (Polygonum aviculare) achene
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Reynoutria japonica
Polygonaceae
Reynoutria japonica
Polygonaceae
Japanese knotweed (Reynoutria japonica) perianths
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Reynoutria japonica
Polygonaceae
Reynoutria japonica
Polygonaceae
Japanese knotweed (Reynoutria japonica) achenes
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Reynoutria japonica
Polygonaceae
Reynoutria japonica
Polygonaceae
Reynoutria japonica perianths and achene
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Reynoutria japonica
Polygonaceae
Reynoutria japonica
Polygonaceae
Japanese knotweed (Reynoutria japonica) achene
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Reynoutria japonica
Polygonaceae
Reynoutria japonica
Polygonaceae
Japanese knotweed (Reynoutria japonica) achene
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Reynoutria japonica
Polygonaceae
Reynoutria japonica
Polygonaceae
Reynoutria japonica perianth
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Reynoutria sachalinensis
Polygonaceae
Reynoutria sachalinensis
Polygonaceae
Giant knotweed (Reynoutria sachalinensis) achenes
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Reynoutria sachalinensis
Polygonaceae
Reynoutria sachalinensis
Polygonaceae
Giant knotweed (Reynoutria sachalinensis) achene
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Reynoutria sachalinensis
Polygonaceae
Reynoutria sachalinensis
Polygonaceae
Giant knotweed (Reynoutria sachalinensis) achene
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Rumex acetosella
Polygonaceae
Rumex acetosella
Polygonaceae
Sheep sorrel (Rumex acetosella) achenes and perianths
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Rumex acetosella
Polygonaceae
Rumex acetosella
Polygonaceae
Sheep sorrel (Rumex acetosella) perianth
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Rumex acetosella
Polygonaceae
Rumex acetosella
Polygonaceae
Sheep sorrel (Rumex acetosella) achene
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Rumex crispus
Polygonaceae
Rumex crispus
Polygonaceae
Curled dock (Rumex crispus) achenes and perianths
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Rumex crispus
Polygonaceae
Rumex crispus
Polygonaceae
Curled dock (Rumex crispus) achene
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Rumex crispus
Polygonaceae
Rumex crispus
Polygonaceae
Curled dock (Rumex crispus) achene
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Rumex crispus
Polygonaceae
Rumex crispus
Polygonaceae
Curled dock (Rumex crispus) achene, cross-section
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Rumex maritimus
Polygonaceae
Rumex maritimus
Polygonaceae
Golden dock (Rumex maritimus) achenes and perinaths
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Rumex maritimus
Polygonaceae
Rumex maritimus
Polygonaceae
Golden dock (Rumex maritimus) perinath
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Rumex maritimus
Polygonaceae
Rumex maritimus
Polygonaceae
Golden dock (Rumex maritimus) achene
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Rumex obtusifolius
Polygonaceae
Rumex obtusifolius
Polygonaceae
Bitter dock (Rumex obtusifolius) achenes
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Rumex obtusifolius
Polygonaceae
Rumex obtusifolius
Polygonaceae
Bitter dock (Rumex obtusifolius) achene
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Rumex obtusifolius
Polygonaceae
Rumex obtusifolius
Polygonaceae
Bitter dock (Rumex obtusifolius) achene; top-down view
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Rumex pseudonatronatus
Polygonaceae
Rumex pseudonatronatus
Polygonaceae
Field dock (Rumex pseudonatronatus) achenes and perianths
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Rumex pseudonatronatus
Polygonaceae
Rumex pseudonatronatus
Polygonaceae
Field dock (Rumex pseudonatronatus) achene