Psycho-active plants have been used for centuries by cultures in search of transcendence, relaxation, relief from pain, and countless other panaceas. Herbal Highs surveys herbs, cacti, and mushrooms with psycho-active properties Covering dosage, methods of use, effects and after-effects, and the chemical make-up of each substance. Plants include Kava-Kava, Morning Glory, Hydrangea, Valerian, wild lettuce, and Lobelia. Author Adam Gottlieb has sold over half a million books, including his classic, Cooking with Cannabis. Illustrator Larry Todd is a famed underground cartoonist whose memorable characters include Dr Atomic.