Weed Science & Agronomy
INRA-Dijon
|
Unité de Malherbologie & Agronomie Weed Science & Agronomy INRA-Dijon |
Bayer Code : cypse
Synonym(s) of Sc. name:Cyperus serotinus Rottboell, Cyperus montii L. fin., Pycreus serotinus (Rottb.) Hayek.
Classification: Cyperaceae, Monocotyledonous
Common name: Cyperus serotinus
Synonym(s) of Common name:
Name per country: DE : Spätes ZypergrasBlutrote Fingerhirse ; FR : souchet de Monti ; IT : zigolo tardivo ;
Biological type: Perennial
.
- Height : 30-150 cm.
- Stem : erect, vigorous, trigonous, leafy only at the base; stolon horizontal, long and thin.
- Leaves : 6-8 mm wide, the floral leaves narrower 3 to 5 mm, one of them rather longer, apparently continuing from the stem.
- Inflorescence : compound umbel with many rays 3-15 cm, 3-4 bracts foliaceous, the lower 20-30 cm; spikelets 10-20-flowered, 6-20x2 mm, dark red, strictly lanceolate ; pistil with 2 stigmas.
- Fruit : nut lenticular, pale brown.
- Risk of confusion with: other species of the same genus.
- Biological type : perennial.
Mistake with: Cyperus
Ecological profile (click on flags):
Present
