Weed Science & Agronomy
INRA-Dijon
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Unité de Malherbologie & Agronomie Weed Science & Agronomy INRA-Dijon |
Bayer Code : leror
Synonym(s) of Sc. name: Oryza oryzoides Brand, Oryza clandestina A. Br.
Classification: Gramineae, Monocotyledonous
Common name: cut-grass (GB),rice cutgrass (U.S.A.)
Synonym(s) of Common name:
Name per country: DE : Reisquecke ; ES : hierba peluda ; FR : léersia faux-riz ; IT : riso selvatico ; PT : erva-serra ; EN : cut-grass (GB), EN : rice cutgrass (U.S.A.) ;
Biological type: Perennial
- Praefoliation convolute.
- Leaves : having a hollow blade with central and glabrous veins.
- Height : 30-200 cm.
- Culm: erect or ascending.
- Leaves : blade 10-20x0.5 cm, scabrous, with whitish central venation ; ligule truncate.
- Inflorescence : pyramid-like panicle 10-20 cm, lax, with flexuous stalks, often partly or completely wrapped by the sheath of the upper leaf ; spikelets with 1 floret, without glume ; lemma and palea 4-5 cm, carinate, muticous, ciliate on keel.
- Fruit : caryopsis.
- Biological type : perennial.
Ecological profile (click on flags):
Present
Present
Present
