It includes the edible seaweed dulse ("Palmaria palmata"). Sun-dried dulse is eaten as is or is ground to flakes or a powder. Osmundea pinnatifida is a species of red alga known by the common name pepper dulse. Fresh dulse can be eaten directly off the rocks before sun-drying. In Ireland dulse can be used to make "White Soda Bread". Although a fast-dying tradition, many gather their own dulse. Dulse ("Palmaria palmata") is another important British species. Dulse contains iodine, which prevents goitre. One of its most notable members is dulse, "Palmaria palmata".