Phalaris arundinacea, sometimes known as
reed canary grass, is a tall, perennial bunchgrass that commonly forms extensive single-species stands along the margins of lakes and streams and in wet open areas, with a wide distribution in Europe, Asia, northern Africa and North America. Other common names for the plant include
gardener's-garters in English,
alpiste roseau in French,
rohrglanzgras in German,
kusa-yoshi in Japanese, <
(Wikipedia)