Rumex hymenosepalus is a perennial flowering plant belonging to the order Caryophyllales.
- The stems of the Canaigre Dock are usually erect and branched above the middle. It measures 25-90 cm in length. The stems are reddish.
- Canaigre Dock plants have leaves that are elliptic, thick, and whitish or silvery-white. They are membranous, obovate-lanceolate. Their margins are entire. The leaves measure 5-30 by 1-12 cm.
- The inflorescence of the Canaigre Dock is made up of elongated clusters of many small flowers in a reddish pink. The flowers have 0 petals and 6 petaloid or sepaloid sepals.
- The Canaigre Dock plants are hermaphroditesWhat is hermaphrodites?Having both male and female reproductive organs. and are wind-pollinated.