Lycopodium clavatum - Club-moss
"CONSTITUENTS: Fixed oil, sugar, volatile base (methylamine), alumina, phosphoric acid.
PREPARATIONS: Specific Medicine Lycopodium. Dose: from one to fifteen minims. Powdered Lycopodium. For external use. Tincture of Lycopodium. Dose: from one to twenty minims.
Therapy: The simple powder is used extensively as an application to tender and irritable conditions of the skin, and as an application to certain skin diseases to which a dry powder would seem applicable—to intertrigo, erysipelas, eczema, herpes, and ulcerated surfaces and perhaps to burns. Its domestic use is in its application to chafed surfaces and as a dusting powder for infants.
The agent is said to be dependable in its influence upon certain severe forms of dyspepsia. That common condition present in catarrhal gastritis, evidenced by soreness on pressure over the stomach, and a sensation of fullness of the stomach when only a little has been eaten, is quickly relieved by its use....."
(Finley Ellingwood: The American Materia Medica, Therapeutics and Pharmacognosy, 1915)