Rumex verticillatus

swamp dock, water dock
Family

Polygonaceae

Leaf Arrangement

alternate, basal (rosulate)

Leaf Type

cauline, simple

Leaf Shape

linear, lanceolate

Growth Form

forb

Flower Color

green, white, yellow

Flower Month

March - May

Height (meters)

0.4 - 1.3

Milky Sap

No

Armed/Unarmed

Unarmed

Origin

native

Lifespan

perennial

Growing Season

Cool season


Wetland Class

FACW

Wetland Coefficient of Conservatism

3

Prairie Coefficient of Conservatism

2

Field Characters

Has flat leaves, red stems when young, and fruit on pendulous stalks that exceed the length of the fruits. Ocres at stem nodes.

Cultural Information

Seed germination is benefited by cold/moist stratification (Steffen 1997).

Animal Use

The following information is for genus Rumex with note that R. acetosella is especially important: Animals that eat its seeds: Cinnamon teal, Canada goose, Sora rail, Redwing blackbird, Cowbird, Horned lark, American pipit, Field sparrow, Fox sparrow, Eastern grasshopper sparrow, Henslow sparrow, Swamp sparrow, Tree sparrow, Vesper sparrow, White-crowned sparrow. Animals that eat its leaves and seeds: Greater prairie chicken, Bobwhite quail, Wild turkey, Woodcock, Meadow mouse, Pine mouse, White-footed mouse. Animals that eat the plant: Cottontail rabbit (Martin et al. 1951).

Natural History

Found in low, open areas such as meadows and wet prairies of Louisiana and southeast Texas. It ranges throughout the southeastern United States.

Habitat

Wet woods, swamps, wet meadows, low ground, stream banks.