ネコノヒゲ cat's whiskers

長く伸びたしべが、ネコのヒゲに似ています。多年草ですが、寒さに弱いので日本で越冬するのは難しいようです。

The long stamen looks like the whiskers of a cat. It is perennial plant, but it seems to be difficult to pass the winter in Japan because this grass is sensitive to cold.