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

Bayer Code : verop

Scientific name: Veronica opaca Fries

Synonym(s) of Sc. name:

Classification: Scrophulariaceae, Dicotyledonous

Common name: dark speedwell

Synonym(s) of Common name:

Name per country: DE : Dunkler Ehrenpreis ; ES : veronica opaca ; FR : véronique opaque ; IT : veronica opaca ;

Biological type: Annual


- Cotyledons lengthened, spoon-shaped.

- Leaves entire, elliptic or ovate, regularly dentate.

Adult plant snapshotAdult plant snapshot Adult plant:

- Height: 10-25 cm.

- Stems prostrate or ascending, branched near the base.

- Lower leaves opposite, later alternate. Leaves hairy on both sides, ovate, broad, coarsely toothed margin.

- Flowers dark-blue on peduncles relatively short with erect hairs.

- Fruits flattened, 3-4 mm high, glandular and veined outer side.

- Rare in crops.

- Biological type: annual.

Mistake with: Veronica acinifolia , Veronica agrestis , Veronica arvensis , Veronica cymbalaria , Veronica persica , Veronica polita , Veronica praecox

Ecological profile (click on flags): Germany   Rare     France  Rare    

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