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

Bayer Code : broav

Scientific name: Bromus arvensis L.

Synonym(s) of Sc. name:

Classification: Gramineae, Monocotyledonous

Common name: field brome

Synonym(s) of Common name:

Name per country: DE : Acker-Trespe ; ES : bromo de campo ; FR : brome des champs ; IT : forasacco dei campi ; PT : ; EN : field brome ; NL : akkerdravik ;

Biological type: Annual

Seed snapshot Seed:


Seedling snapshot Seedling:

- Shoot rolled, cylindrical leaf sheath.

- Lamina 20-50 times longer than wide, leaf more or less hairy.

-Ligule membranous, dentate, auricles absent.

Adult plant snapshot Adult plant snapshot Adult plant:

- Height: 25-100 cm. Cespitose.

- Stem not hairy.

- Leaves green, flat, elongated, pointed, hairy. Underside often shiny. Anthocyan marked. Leaf sheath fused upto 2/3 of it's length. Middle vein white to yellow at base.

- Inflorescence: purplish panicle, pyramidal, very slack, flat erect or inclined at the end, with long clustered branches, scabrous, half-verticillate. Narrow lanceolate spikelets, linear

5-13, flowers always imbricate, unequal glumes with 3-5 veins for lower glumes and 7-9 for upper glumes with straight awn.

- Fruits dehiscent, releasing caryopsis enveloped by glumella and present wand.

- Species rare in crops.

- Risk of confusion at seedling stage of all others species of

Bromus genus.

- Biological type: annual.

Mistake with: Bromus

Ecological profile (click on flags): BeneLux   Rare     Germany  Rare     Spain  Rare     France  Rare     Italy  Present    

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