Arrhenatherum elatius, with the common names false oat-grass, tall oat-grass, tall meadow oat, onion couch and tuber oat-grass, is a perennial species of grass, common in the temperate regions of Europe.
Branches whorled. Awned. One long awn per spikelet, sometimes a short one too. Very common.
Form of inflorescence | Not spike-like |
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Branches whorled? | Yes |
Height | Tall |
Awn length | Short |
Number of florets | ThreeOrMore, Two |