Rumex obtusifolius
bitter dock, bluntleaf dock
Family
Polygonaceae
Leaf Arrangement
alternate, basal (rosulate)
Leaf Attachment
petiolate
Leaf Type
cauline, simple
Leaf Shape
oblong, elliptic, lanceolate, ovate
Growth Form
forb
Flower Month
May - August
Height (meters)
0.6 - 1.3
Milky Sap
No
Armed/Unarmed
Unarmed
Origin
introduced
Lifespan
perennial
Wetland Class
FACW
Field Characters
Leaves curly, crinkled, or wavy, not flat. Fruit and seed sessile. Ocres at stem nodes. Over 2" wide.
Habitat
Barnyards, pastures, waste ground, marshes, damp waste places.