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

Bayer Code : brose

Scientific name: Bromus secalinus L.

Synonym(s) of Sc. name:

Classification: Gramineae, Monocotyledonous

Common name: rye brome

Synonym(s) of Common name:

Name per country: DE : Roggen-Trespe ; ES : pasto valcheta ; FR : brome faux seigle ; IT : forasacco delle messi ; PT : ; EN : rye brome ; NL : dreps ;

Biological type: Annual

Seed snapshotSeed snapshot Seed:

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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 snapshotAdult plant snapshotAdult plant snapshot Adult plant:

- Height: 50-90 cm. Cespitose.

- Stem erect, smooth.

- Leaf with irregular hairs on border and upper face of lamina weakly striated, rolled in spiral, with terminal point in hood. Leaf sheath glabrous, fused upto 2/3 of it's length.

- Inflorescence : slack erect panicles. Numerous spikelets and multiflorous. Seeds are rolled in small rod in rough and membranous margin of glume. Inclined spikelets. Convex on back of caryopsis and deeply caniculate on bottom. Awn remains straight at maturity.

- Species rare in crops. But has been a serious weed in earlier times. Occasionally a problem in U.K.

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

- Biological type : annual.

Mistake with: Bromus

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

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