Summary ²

Rumex obtusifolius, commonly known as bitter dock, broad-leaved dock, bluntleaf dock, dock leaf or butter dock, is a perennial weed in the family Polygonaceae. It is native to Europe but can now be found in the United States and many other countries around the world such as Australia and New Zealand.

Sources and Credits

1. (c) Jenny Glenn, some rights reserved (CC BY-NC), uploaded by Jenny Glenn
2. (c) Wikipedia, some rights reserved (CC BY-SA), https://en.wikipedia.org/wiki/Rumex_obtusifolius

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