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

Bayer Code : brodi

Scientific name: Bromus diandrus Roth


Synonym(s) of Sc. name: Bromus gussonii Parl.

Classification: Gramineae, Monocotyledonous

Common name: great brome

Synonym(s) of Common name:

Name per country: DE : Diandrus-Trespe ; ES : bromo ; FR : brome raide ; IT : forasacco di Gussone ; PT : espigao ; EN : great brome ;

Biological type: Annual


Seedling snapshot Seedling snapshot Seedling:

- Shoot rolled, cylindrical leaf sheath.

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

- Ligule membranous, dentate, auricles absent.


Adult plant snapshot Adult plant snapshot Adult plant:

Plant

- Height: 35-90 cm. Cespitose.

- Stem ascending-geniculate. Glabrous node.

- Leaves hairy. Leaf sheath hairy, fused upto 2/3 of it's length.

- Inflorescence: panicle 15-25 cm, pale-green, becoming purple-red, rough, erect, slightly dense. Spikelets 3-5 cm Stretched above, 6-11 flowers. Unequal glumes, the lower with equal sized awn.

- Fruits: caryopsis with pointed keel and very long scabrous awns.

- Risk of confusion at stage of seedling with other species of Bromus genus.

- Biological type: annual.

Mistake with: Bromus


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

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