Botanomancy is the art of divination by burning branches of trees or herbs.[1] The most common branches used are vervain and briar.[2] The fire and the smoke are both read to indicate which course of action should be taken.[2]
References
^Geoffrey Taylor (December 7, 1987). "Terms Of Reference: Why Pythagoras never had a theorem on brochomancy". The Guardian.
^ ab"Botanomancy". The Element Encyclopedia of the Psychic World. Harper Element. 2006. p. 84.