The Peyote Cult by Weston La Barre (1915-1996) is the classic work on peyotism, originating in Weston La Barre's studies of the use of peyote in the rituals of fifteen Native American tribes in the 1930s. It has been revised many times. This is the latest edition (the fifth, enlarged edition), now back in print.

For decades, readers on peyotism have enjoyed Weston La Barre's fascinating original study, which began when the author at age twenty-four, studied the rites of Native American tribes using Lophophora williamsii, the small, spineless, carrot-shaped peyote...