Cunningham's Encyclopedia of Magical Herbs - Scott Cunningham 1985
Eyebright
The Herbs
(Euphrasia officinalis) G
Folk Names: Euphrosyne, Red Eyebright
Gender: Masculine
Planet: Sun
Element: Air
Powers: Mental Powers, Psychic Powers
Magical Uses: Brewed into a tea and drunk, eyebright clears the mind and aids the memory.
The infusion applied to the eyelids on cotton pads induces magical clairvoyance, but it must be persisted in before results are achieved.
Carry to increase psychic powers. Also, use when you need to see the truth in a matter.