Pteridophytes

Medicines
Rhizomes of male shield fern are used to obtain the anti-helminthic drug. Equisetum is used in the preparation of diuretic, haemostatic and haemopoietic drugs. Lycopodium is used in homoeopathy to treat diarrhoea, bladder irritability, eczema, rheumatism, constipation and inflammation of the liver.