Wild Cherry Bark (Prunus virginiana, P. serotina) aka - Chokecherry
Properties:  Alterative, anti-asthmatic, anticatarrhal, antitussive, aromatic, astringent, bitter, carminative, expectorant, nervine, parasiticides, pectoral, sedative, stomachic, stimulant.
The Indians used Wild Cherry Bark tea for treating diarrhea and lung ailments. The colonists used the bark as a decoction or extract to expel worms.
Wild Cherry calms the respiratory nerves and eases coughs and asthma.  It also is an outstanding remedy for weakness of the stomach as well as ulcers, gastritis, colitis, diarrhea and dysentery. It is a remedy for heart palpitations when it is caused by a stomach disorder.
An excellent syrup for most kinds of coughs, including spasmodic and whooping coughs, is made by combining wild cherry bark, elecampane root, cramp bark and one-quarter part lobelia herb and ginger root in a base of honey. Take as often as needed.