Persicaria barbata
[Bearded Knotweed]

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DSC05308 (11)
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PA040153 (20)
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DSC05303 (11)
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DSC08126 (13)
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DSC08129 (13)

Close-up views:

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PA040150 (20)
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PA040145 (20)
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PA040148 (20)