rich collecting grounds such as the Pacific Northwest will pos- 
sibly inspire the necessary research. 
REFERENCES 
1. See Wasson, R.G., Soma: Divine Mushroom of Immortality , New Y ork: 
Harcourt, Brace & World, 1968. 
2. Schultes, R.E., ‘*Plantae Mexicanae II: the identification of teonanacatl, 
a narcotic basidiomycete of the Aztecs,’’ Bot. Mus. Leaflets of Har- 
vard Univ. 7: No. 3, 1939. Wasson, R.G., ‘‘The hallucinogenic mush- 
rooms of Mexico and psilocybin: a bibliography,’ Bot. Mus. 
Leaflets of Harvard Univ. 20: 2a, 1963. See also Wasson, V.P. and 
R.G. Wasson, Mushrooms, Russia, and History, New York: Panth- 
eon, 1957. Heim, R. and F.G. Wasson, Les Champignons Hal- 
lucinogénes du Méxique, Paris: Muséum National d’Histoire 
Naturelle, 1959. Singer, R. and A.H. Smith, ‘‘Mycological investiga- 
tions on teonanacatl, the Mexican hallucinogenic mushroom. Part I: 
The history of teonanacatl, field work, and culture work,’’ Mycologia 
50, 1958, 239-261. 
3. Weil, A.T., “‘A mushroom omelette,’ J. Altered States of Conscious- 
ness 2: No. 2, 1975. See also Pollock, S.H., ‘‘The psilocybin mush- 
room pandemic,’ J. Psychedelic Drugs 7, Jan.-Mar. 1975, 73-84. 
4. For the earliest examples see Wasson, R.G., “‘Seeking the magic mus- 
hroom,”’ Life, May 13, 1957; and Wasson, R.G. and V.P. Wasson, “‘I 
ate the sacred mushroom,’ This Week Mag., May 19, 1957. 
. ‘Hippies flocking to Mexico for mushroom trips,’’ New York 
Times, July 23, 1970, 6C. See also Weil, op. cit. 
6. For example, Pollock, S.G., ‘‘A novel experience with Panaeolus ,”’ J. 
Psychedelic Drugs6, Jan.-Mar. 1974, 85-89. Also Weil, A.T., ‘“*Mush- 
room hunting in Oregon,’’ J. Psychedelic Drugs 7, Jan.-Mar. 1975, 
89-102. 
7. Enos, L.,A Key to the North American Psilocybin Mushroom, Lemon 
Grove, Calif.: Church of the One Sermon, 1970; rev. ed., 1972. 
Ghouled, F.C., Field Guide to the Psilocybin Mushroom, New Or- 
leans: Guidance Publications, 1972. Fisher, W., Collecting the Magic 
Mushroom, Garberville, Calif.: Teonanacatl Press, 1974. 
8. PharmChem Newsletter, Palo Alto, Calif.: PharmChem Laboratories, 
1973-75. 
9. The author thanks Dr. Daniel Stuntz of the University of Washington, 
Seattle; Dr. William Denison of Oregon State University, Corvallis; 
Dr. Gaston Guzman of the Instituto Politecnico Nacional, Mexico 
City; Dr. Georgy-M. Ola’h of the Universite Laval, Quebec; and Mr. 
Jonathan Ott of Olympia, Washington, for help in collecting informa- 
tion presented in this paper. 
10. Schultes, R.E. and A. Hofmann, The Botany and Chemistry of Hal- 
lucinogens , Springfield, Ill.: Charles C. Thomas, 1973, 46. 
11. Pahnke, W.N., ‘‘Drugs and mysticism: an analysis of the relationship 
between psychedelic drugs and the mystical experience,’ unpub. 
thesis, Cambridge, Mass.: Harvard Univ., 1963. 
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