Guatemala-Alemania, Quezaltenango, Guatemala, who 
provided me with much pertinent information concerning the 
folklore and other ethnobotanical data available on ixbut, as 
well as several relevant photographs. 
I also wish to express my appreciation to the following 
persons who have provided assistance to me during the prepa- 
ration of this article: to Dr. Richard Evans Schultes for his 
thoughtful editorial guidance; to Dr. Lewis J. Sarett and Mrs. 
Martha Windholz of Merck & Co., Inc., Rahway, New Jersey; 
to the late Dr. Efren C. del Pozo of Mexico City; to Dr. Elfriede 
de Poll, Lic. Mario Dary Rivera and Prof. Jose Esteban 
Jimenez Ochoa of the Botanical Garden, Guatemala City; to 
Dr. Juan Jose Hurtado V. of Guatemala City; to Dr. Juan José 
Urrutia and Senorita Bertha Garcia of the INCAP, Guatemala 
City; to Dr. Norman R. Farnswoth of the University of Illinois 
at the Medical Center, Chicago; and to Mr. Franz J. Ippisch, 
Mrs. George-Ann Mellen and Mrs. Dina Nathusius of 
Guatemala City. 
ILLUSTRATIONS: Plates 24, 25, 27, 30 and 31 by A. Gutt; 
plate 26 from Las Plantas Medicinales del Departamento de 
Alta Verapaz, by Erwin P. Dieseldorff, 1940; plates 28 and 29 
by Elmer W. Smith; plates 32, 33, 34 and 35 by Dr. Manuel 
Serrano. 
LITERATURE CITED 
_—~ 
1) Black’s Medical Dictionary. 1974. Thirtieth Edition. Barnes and Noble 
Books. New York. 
2) Standley, Paul C. and Steyermark, Julian A. 1949. Flora of Guatemala. 
Fieldiana: Botany. Vol. 24, Part VI, 106. Chicago Natural History 
Museum. 
( 3) Ellmparcial, Guatemala. November 21, 1952. **La Planta lechera,”’ por 
el Dr. Olindo Secondini B. 
( 4) Serrano, Manuel. 1978. Informe cientifico sobre la planta Euphorbia 
lancifolia. Quezaltenango, Guatemala. (Unpublished) 
( 5) Instituto Indigenista Nacional, No. 10. 1950. Alfabeto para los cuatro 
idiomas indigenistas mayoristas de Guatemala. Guatemala. 
( 6) Exposicion Nacional. Fiesta de Minerva. 1913. Catdlogo de Plantas 
Reputadas Medicinales en la Republica de Guatemala, 40. 
( 7) Roys, Ralph L. 1931. The Ethno-Botany of the Maya. Middle American 
294 
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