20. 
i 
22. 
23. 
24, 
25. 
26. 
Mushroom’, by Valentina P. Wasson, This Week, May 19, 1957. 
Vide Harvard Botanical Museum Leaflets, Sept. 7, 1962, Vol. 20, 
No. 2; also second edition, with corrections and addenda, March 
10, 1963, No. 2a. 
. Sahagtin: X:24:27. Juande Cardenas: De los problemas y secre- 
tos maravillosos de las Indias, Mexico, 1591, folio 243v. Also AB: 
Chap. 5, Note 9, and Chap. 7, Note 97. 
AB: Chap. 5, Pipiltzintzintl. 
Harvard Botanical Museum Leaflets, Dec. 28, 1962. Vol. 20, No. 
3. Carl Epling and Carlos D. Jativa-M.: ‘A New Species of Sal- 
via from Mexico. 
V. P. Wasson and R. Gordon Wasson: Mushrooms Russia and His- 
iory, pp. 324-6; also Plate LIV. Also Roger Heim and R. Gor- 
don Wasson, Les Champignons Hallucinogenes du Mexique, Chap. 
WI, Fig. 15 bis. 
‘The Psychotropic Active Principles of Ololiuqui, an ancient Aztec 
Narcotic’, lecture delivered at the IUPAC Symposium on “The 
Chemistry of Natural Products’, in Melbourne, August 18, 1960. 
‘A Contribution to our Knowledge of Rivea corymbosa, the nar- 
cotic ololiuqui of the Aztecs’, published by Botanical Museum of 
Harvard University, Cambridge, Mass., 1941. 
Thomas MacDougall: ‘Ipomoea tricolor: A Hallucinogenic Plant 
of the Zapotecs’, published in Boletin del Centro de Investiga- 
ciones Antropolégas de México, No. 6, March 1, 1960. 
AB: Chap. 6, El Complejo del Ololiuhqui, Para. 7. The author 
cid not know of the use of [pomoea seeds when he published his 
book; in fact, he associated ololiuhqui with the Solanaceae rather 
than the Convolvulaceae. He explained the blackness of the seeds 
as an attribute caused by age. 
For example, V. J. Kinross-Wright: “Research on Ololiuqui: The 
Aztec Drug.’ Nuero-Psychopharmacology. Vol. 1. Proc. 1st. Inter. 
Cong. of Nuero-Pharmacology, Rome, Sept. 1958. pp. 453-56. 
Also ‘Das Mexikanische Rauschigift Ololiuqui,’ by Blas Pablo. 
El México Antiquo. Vol. III. Nos. 3/4. Dec. 1934. pp. 1-7; es- 
pecially p. 6. But fora powerful reaction see Humphrey Osmond : 
“Ololiuqui; the ancient Aztec Narcotic,’ published in Jour. ef 
Mental Science, Vol. 101, No. 424, July 1955. 
Vide R. Gordon Wasson: ‘The hallucinogenic fungi of Mexico: 
An inquiry into the origins of the religious idea among primitive 
peoples.’ Harvard Botanical Museum Leaflets, Vol. 19, No. 7, 
Feb. 1961., pp. 152-3, ftnt., last sentence. 
Chico’s visit to the Chatino country served a dual purpose. In 
teyond Telepathy (Doubleday, N.Y., 1962) Andrija Puharich on 
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