Rumex crispus (Curled Dock) is a species of perennial herb in the family Polygonaceae. It has a self-supporting growth form. It is native to western north america, Tunisia, Latvia, Myanmar, North Korea, South Korea, Romania, Syria, Italy, Thailand, United Kingdom, Iraq, Tajikistan, Portugal, Spain, the Netherlands, Kazakhstan, Ireland, Lebanon, Morocco, Switzerland, Poland, Norway, Japan, Uzbekistan, Lithuania, Iran, Taiwan, Kyrgyzstan, Turkey, Israel, Sweden, Pakistan, Mongolia, Libya, Russia, Moldova, and Ukraine. Curled Dock has simple, broad leaves. Flowers are visited by Viceroy. Curled Dock is a photoautotroph. Individuals can grow to 0.73 m.
EOL has data for 31 attributes, including: