mainly spread along the Andes and neighboring regions, there is a general tendency to see the origins of the inhalation practice in the northern Amazon basin. The hypothesis of a cultural movement from the lowlands to the highlands seems corroborated by
Authors:Y. S. Murillo, L. Giraldo, and J. C. Moreno-Piraján
wish to thank the Master Agreement established between the Universidad de los Andes and the Universidad Nacional de Colombia and the Memorandum of Understanding entered into by the Departments of Chemistry of both Universities
. Gradstein , S. R., Reiner-Drehwald , M. E. and Jost , L. ( 2004 ): The systematic position and distribution of Myriocolea irrorata (Lejeuneaceae), an endangered liverwort of the Ecuadorian Andes . – J. Hattori Bot. Lab. 95 : 235 – 248 . Grolle
Authors:Szabolcs Czifra, Attila Kreiter, Éva Kovács-Széles, Mária Tóth, Orsolya Viktorik, and Beáta Tugya
55. Langenweißbach : Beier & Beran 2009 , 245 – 261 .
Sillar 1997 = B. Sillar : Reputable pots and disreputable potters: individual and community choices in presentday pottery productions and exchanges in the Andes . In: Not so Much a Pot