Family: Polygonaceae
British dock, greater water dock
[Rumex acutus auct., non L. (pro sp.), more...]
Kenneth J. Sytsma
Emmet J. Judziewicz
University of Wisconsin - Madison (WIS-VP)
Etymology: Rumex: the ancient Latin name for the docks or sorrels
Plants: erect, perennial, up to 8' tall, stout forb; stems unbranched to the inflorescence
Leaves: mostly flat, lance-like, large, 6" long
Flowers: yellow, 6-parted, stalk with a vague joint near the base when mature; inflorescence up to 20" long, branched cluster often with small leaves at the base of the branches
Fruits: red/brown
Habitat: swamps, shallows
Plants: erect, perennial, up to 8' tall, stout forb; stems unbranched to the inflorescence
Leaves: mostly flat, lance-like, large, 6" long
Flowers: yellow, 6-parted, stalk with a vague joint near the base when mature; inflorescence up to 20" long, branched cluster often with small leaves at the base of the branches
Fruits: red/brown
Habitat: swamps, shallows
Floristic Rating: Coefficient of Conservatism = 8, Wetland Indicator = OBL USDA Plants Database: Federal Distribution and detailed information including photos USDA Plants Database: Federal Distribution and detailed information including photos
Emmet J. Judziewicz
Merel R. Black
