||it is native to Europe, Asia, Africa but it
is widespread all over the world.
||perennial species, the culms are erect, it
has stout creeping rhizomes, often with stolons; it can reach 4 meters in
height. Broad blade leaves, from 15 to 60 centimeters long, from 1 to 6
centimeters large, glabrous, green or glaucous; the sheaths are overlapping;
the panicle is tawny- purplish and up to 40 centimeters long, branches are
ascending and densely flowered.
||it flowers between July and October. It develops
in marshes and wet areas, on the banks of lakes, ponds, ditches and in wet
wastelands. It is difficult to eradicate because stolonous rhizomes may
reach 10 meters in length. It grows more easily in firm mineral clays, where
water level fluctuates from –15 centimeters to +15 centimeters. It
tolerates moderate salinity.
||marshes, lakes, wet areas.