Inflammation of the Bowels, Marshmallow Leaves, a Canadian Remedy for

"Green marshmallow leaves (dry will do). Wet flannel and apply hot." Make a strong tea of the marshmallow leaves and while hot dip flannels and apply to abdomen.

Source: Mother's Remedies: Over One Thousand Tried and Tested Remidies from Mothers of the United States and Canada, T. J. Ritter