tall marsh plant with cylindrical seed heads that explode when mature shedding large quantities of down; its long flat leaves are used for making mats and chair seats; of North America, Europe, Asia and North Africa

円筒形の種子頭を持ち、成熟すると大量の綿毛を放出する高い湿地植物。長い平たい葉は敷物や椅子座の材料に使われる。北米、ヨーロッパ、アジア、北アフリカに生育。