Eibhlín Ní Shúilleabháin Leaca-ruadh Neidín Meacan-dá-thogha This herb used to be found successful in curing ring-worm. The roots should be boiled, and applied to the ring-worm while hot. Every three hours a fresh plaster should be applied, and after a while the ring-worm would disappear. This herb is said to cure boils on the back of the neck. Cos Dubh This is a species of hardy fern with a black stem. The fern shouldAn Dothra Bheag