Lycopodium acts powerfully upon the vegetative system, depressing its action, and causing a slowly advancing weakness of functional power and decay of tissue. It acts especially upon the mucous membranes of the respiratory, digestive, and genito-urinary organs, and upon the skin, but shows its most important local action upon the liver and the digestive tract, where it produces a disturbed digestion, hepatic congestion, constipation, etc. The lymphatic system becomes weakened, the glands, especially of the neck, swollen and indurated, and the skin sluggish and unhealthy. The chief characteristic of this remedy is an excessive accumulation of flatulence in the abdomen. Characteristic symptoms.