This section is from the "The Indian Household Medicine Guide" book, by J. I. Lighthall. Also available from Amazon: The Indian Household Medicine Guide
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.
 
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