The inner bark is the part used, and every man, woman and child knows how to use it, and knows that it is good.

Medical properties and uses. -- It is one of our finest demulcents. It is soothing to inflamed and irritated mucous membranes, and at the same time it is nutritious and helps to support life. It is a fine antidote for many poisons, and is used by the Indians for that purpose. It acts the same as the white of an egg. It makes a fine poultice for burns and sores.