In 1941, Richard Evans Schultes took a leave of absence from Harvard University and disappeared into the Northern Amazon of Colombia. The world's leading authority on the hallucinogens and medicinal plants of the region, he returned after twelve years of travelling through South America in a dug-out canoe.

Binding: Paperback;560 pages; Publisher: Vintage Publishing; Classification: Travel and holiday; Weight: 604 g; Dimensions: 198 x 131 x 40

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