HYPP-A Unité de Malherbologie & Agronomie
Weed Science & Agronomy
INRA-Dijon

Bayer Code : rumac

Scientific name: Rumex acetosa L.

Synonym(s) of Sc. name:

Classification: Polygonaceae, Dicotyledonous

Common name: common sorrel

Synonym(s) of Common name:

Name per country: DE : Großer Sauerampfer ; ES : acedera común ; FR : grande oseille ; IT : romice acetosa ; PT : azedas ; EN : common sorrel ;

Biological type: Perennial

Seed snapshot Seed:

.

Seedling:

- Cotyledons elliptic or ovate, rounded tip, more or less stalked.

- Leaves entire, elliptic or ovate, more or less toothed.

Adult plant snapshotAdult plant snapshotAdult plant snapshot Adult plant:

- Height: 30-100 cm.

- Stem erect, simple, slender, branched near the apex, with erect branches.

- Lower leaves in rosette, dark-green, hastate, firm, thick, ovate-oblong, entire; blade lengthening into 2 acute, slightly forward and centreward-directed lobes, with not very marked veins ; long and channelled stalk. Upper leaves lanceolate, amplexicaul ; sheath (ochrea ) lengthened, toothed-cut or laciniate.

- Flowers reddish, small in loose long panicle, leafless. Plant dioecious.

- Fruit with fruiting and membranous valves, suborbicular, cordate, entire with a small scale.

- Plant eaten by cattle before flowering, sometimes cultivated as ornamental plant. Plant aperitive and refreshing. Rare in crops.

- Biological type: perennial.

Mistake with: Rumex crispus (at seedling stage).

Ecological profile (click on flags): Germany   Rare     Spain  Present     France  Present     Great Britain  Present     Italy  Present     Portugal  Present    

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