Rumex obtusifolius (Bitter Dock) is a species of perennial herb in the family Polygonaceae. They have a self-supporting growth form. They are native to Yugoslavia, Germany, Russia, United Kingdom, Poland, Lithuania, Azerbaijan, Taiwan, Portugal, Czech Republic, Norway, Belgium, Estonia, Italy, Austria, Moldova, China, Sweden, Hungary, France, Albania, Bulgaria, Iran, Turkey, Romania, The Netherlands, Ireland, Denmark, Spain, central europe, Switzerland, Algeria, Belarus, Greece, Georgia, and Latvia. They have simple, broad leaves and achenes. Flowers are visited by Cheilosia variabilis, Cetema paramyopina, Cantharis pellucida, and Melanostoma mellinum. Individuals can grow to 0.55 m.
EOL has data for 30 attributes, including: