Cunningham's Encyclopedia of Magical Herbs - Scott Cunningham 1985
Poke
The Herbs
(Phytolacca decandra, P. americana) Poison
Folk Names: Coakum, Cocan, Crowberry, Garget, Inkberry, Pigeon Berry, Pocan, Pokeberry Root, Poke Root, Polk Root, Scoke, Virginian Poke
Gender: Masculine
Planet: Mars
Element: Fire
Powers: Courage, Hex-Breaking
Magical Uses: Poke is used at the new Moon to break hexes and curses. Make an infusion and sprinkle around the home. Add a bit to the bath water as well. (Note: Do not drink!)
When carried, poke gives courage. To find a lost object, mix poke with hydrangea, violet, and galangal. Sprinkle this around the area where the article was last seen.
The berries are crushed and the resulting juice is used as a magical ink.