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Koenigia weyrichii

(F.Schmidt) T.M.Schust. & Reveal
2015
weyrich's knotweed
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Climate | Habitat | History | Research

Summary

Koenigia weyrichii (synonym Persicaria weyrichii), the Chinese knotweed or Weyrich's knotweed, is a large, perennial, rhizomatous herb native to northeastern Asia in Kamchatka, Sakhalin, and northern and central Japan. It is also locally naturalised in northern Europe. It is one of the parents of the cultivated hybrid Koenigia × fennica, the other being Koenigia alpina....read more on Wikipedia.

2 Koenigia weyrichii subspecies found:

Koenigia weyrichii ssp. savatieriKoenigia weyrichii ssp. weyrichii
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Climate

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Natural Climate
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Natural Habitat

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Observations

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Latest Research

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Proteins

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Traditional Uses

There's also wisdom in how different civilizations used plants throughout the millenia.

And some people put tremendous effort into collecting and preserving it.

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Credits & Sources

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