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

Bayer Code : staar

Scientific name: Stachys arvensis (L.) L.

Synonym(s) of Sc. name:

Classification: Labiatae, Dicotyledonous

Common name: field woundwort

Synonym(s) of Common name:

Name per country: DE : Acker-Ziest ; ES : hierba de gato ; FR : épiaire des champs ; IT : stregona minore ; PT : rabo-de-raposa ; EN : field woundwort ; NL : akkerandoom ; DK : ager-galtetand

Biological type: Annual

Seed snapshot Seed:

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Seedling snapshot Seedling snapshot Seedling:

- Cotyledons elongate, spoon-shaped.

- Leaves entire, elliptic or ovate, regularly dentate.

Adult plant snapshot Adult plant:

- Height: 10-40 cm.

- Stem slender, ascending

- Lower leaves in rosette. Cauline leaves opposite, stalked, ovate-obtuse, truncate or somewhat cordate at base, regularly crenulate.

- Flowers white-pinky, small, spreading, 3-6 in whorls interrupted below. Fruiting spike hairy, greenish, not silky. Calyx small (5-6 mm), green, hirsute regularly campanulate, with teeth subequal lanceolate slightly mucronate, ciliate, as long as the tube ; corolla 6-7 mm, slightly exceeding the calyx.

- Fruits : achenes 4-celled, rather small, black, shining, with very small tubers on sides.

- Plant of which leaves are tonic and vulnerary.

- Biological type: annual.

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

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