Cunningham's Encyclopedia of Magical Herbs - Scott Cunningham 1985
Bracken
The Herbs
(Pteridium aquilinum) X
Gender: Masculine
Planet: Mercury
Element: Air
Powers: Healing, Rain Magic, Prophetic Dreams
Magical Uses: If you burn bracken outside, rain will fall.
Bracken is also used for protection, healing and fertility. If the root is placed beneath the pillow it causes solutions of problems to appear in dreams.