Summary ⁵

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) euphro, some rights reserved (CC BY-SA), http://www.flickr.com/photos/61172192@N00/3943969235
2. (c) Andreas Rockstein, some rights reserved (CC BY-SA), https://www.flickr.com/photos/74738817@N07/30239320863/
3. (c) Andreas Rockstein, some rights reserved (CC BY-SA), https://www.flickr.com/photos/74738817@N07/36348369205/
4. (c) Andreas Rockstein, some rights reserved (CC BY-SA), https://www.flickr.com/photos/74738817@N07/45293847642/
5. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Rumex_obtusifolius

More Info

• iNat taxon page
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• World Flora Online
• 日本のレッドデータ検索システム
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