LITERATURE CITED 
Instituto Mexicano para el Estudio de las Plantas Medicinales. 1976. (Ed.) 
José Luis Diaz. Usos de las Plantas Medicinales de México. 
Monografias Cientificas II. 
Pennington, T. D. & Sarukhan, José. 1968. Arboles Tropicales de México. 
United Nations, F. A. O. y José Sarukhan. México. 
Rosengarten, Frederic, Jr. 1973. The Book of Spices. Pyramid Books, New 
York. 
Schultes, Richard Evans. 1957. The genus Quararibea in Mexico and the use 
of its flowers as a spice for chocolate. Botanical Museum Leaflets, 
Harvard University. Vol. 17, No. 9, 247-264. 
1972. Quararibea funebris: A curious spice for chocolate drinks. The 
Bulletin, The Horticultural Society of New York. Vol. III, No. 4, 1-4. 
Standley, Paul C. 1923. Trees and Shrubs of Mexico. Smithsonian Institu- 
tion. United States National Museum. Contributions from the United 
States National Herbarium. Vol. 23, Part 3, 787-789. 
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