Weed Science & Agronomy
INRA-Dijon
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Unité de Malherbologie & Agronomie Weed Science & Agronomy INRA-Dijon |
Bayer Code : brola
Synonym(s) of Sc. name: Bromus macrostachys (Desf.).
Classification: Gramineae, Monocotyledonous
Common name: large-headed brome
Synonym(s) of Common name:
Name per country: DE : Großährige Trespe ; ES : barba de macho ; FR : brome à grands épillets ; IT : forasacco lanceolato ; PT : erva-de-pêlo ; EN : large-headed brome ;
Biological type: Annual
.
- Shoot rolled, cylindrical leaf sheath.
- Lamina 20-50 times longer than large, leaf more or less hairy.
- Ligule membranous, dentate, auricles absent.
- Height: 20-80 cm. Cespitose.
- Stem straight, glabrous.
- Leaf and leaf sheath hairy. Basal leaf sheath with maroon stripes. Leaf sheath fused for 2/3 of it's length.
- Inflorescence: green or purplish panicle, oblong, erect, always contracted, with short clustered branches, united. Spikelets glabrous or hairy, 25-45 mm tall, lanceolate, erect, 9-17 imbricated flowers, awns bending at maturity.
Species rare in crops.
- Risk of confusion at seedling stage with all other species of
Bromus genus.
- Biological type: annual.
Mistake with: Bromus
Ecological profile (click on flags):
Rare
Rare
Present
Present
