Weed Science & Agronomy
INRA-Dijon
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Unité de Malherbologie & Agronomie Weed Science & Agronomy INRA-Dijon |
Bayer Code : sccri
Synonym(s) of Sc. name: Desmazeria rigida (L.) Tutin, Scleropoa rigida (L.) Griseb.
Classification: Gramineae, Monocotyledonous
Common name: fern grass
Synonym(s) of Common name:
Name per country: DE : Aufrechtes Steifgras ; FR : pâturin rigide ; IT : logliarello ruderale ; EN : fern grass ;
Biological type: Annual
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- Shoot rolled; leaf sheath terete.
- Leaf blade 20-50 times longer than broad, leaves glabrous.
- Ligule membranous toothed, auricles absent.
- Height: 5-30 cm. Plant tufted, glabrous.
- Stem geniculate ascending or erect, stiff, smooth.
- Leaves at first flat, later rolled, hispid.
- Inflorescence : narrow panicle, oblong -lanceolate, somewhat closed, with spikelets from the base to the top of the branches. Spikelets almost spreading in the same plane, erect, shortly pedicelled, linear, oblong, 5-15 persistent flowers, relatively lax, 1-2 mm long; floret-glumes sub-obtuse, with lateral vein slightly marked.
- Fruits : caryopsis 1-seeded, seed thickset, only just 3 times longer than broad; caryopsis with the 2 floret-glumes and the rachilla.
- Biological type: Annual.
Ecological profile (click on flags):
Rare
Present
Rare
