Brachypodium distachyon

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

Bayer Code : brcdi

Synonym(s) of Sc. name: Trachynia distachya (L.) Link, Bromus distachyus L. Triticum cilatum De Candolle

Classification: Gramineae, Monocotyledonous

Common name: stiff brome, false brome

Synonym(s) of Common name:

Name per country: ES : botea ; FR : brachypode à deux épillets ; IT : paleo annuale ; PT : ; EN : stiff brome ;

Biological type: Annual

Seed:

Seedling:

- Shoot rolled, leaf sheath cylindrical.

- Leaf blade 20-50 times longer than broad, leaf more or less hairy.

- Ligule membranous, dentate, auricles absent.

Adult plant:

- Height: 10-40 cm. Plant cespitose, hairy on nodes, on blades and sometimes on leaf sheath and spikelets.

- Stems stiff, bare on the tip.

- Leaves light-green, short, flat, sparcely hairy, scabrous. Long hairs on the margin of the blade.

- Inflorescence : spike short ( 5-10 cm), stiff with 1-5 spikelets very closed, sessile, erect. Awn longer than the lemma.

- Rare in crops, protected in Poitou-Charentes (:19/04/88 decree) [France]. Presence of triazine resistant populations in Israel.

- Biological type: annual.

Ecological profile (click on flags): Present Rare Present