Cunningham's Encyclopedia of Magical Herbs - Scott Cunningham 1985

Hellebore, Black
The Herbs

(Helleborus niger) Poison

Folk Names: Melampode, Christmas Rose, Winter Rose

Gender: Feminine

Planet: Saturn

Element: Water

Magical Uses: Scatter powdered hellebore before you as you move and you shall be invisible. Hellebore was also used in exorcism rituals, and was at one time used in inducing astral projection. As with most poisonous herbs it is simply too dangerous to use.