TONY CAMACHO / SCIENCE PHOTO LIBRARY TONY CAMACHO / SCIENCE PHOTO LIBRARY
Chat (Catha edulis). Hand holding a bunch of chat stems and leaves. These are chewed for their stimulant effect throughout Ethiopia and other parts of Africa, where users believe the plant has beneficial properties. However, the leaves contain the psychoactive compound cathinone which causes hypertension and delirium. Photographed in Ethiopia.
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