anthropogen

: of, relating to, or resulting from the influence of human beings on nature

Erythroxylaceae, Erythroxylon (Erythroxylum) coca, var. ipadu

The coca plant is an understory shrub with simple, entire, alternate leaves. As can be observed from the photographs above, the leaves are smooth, light green oval-shaped and approx. 5-8 […]

Rubiaceae, Psychotria viridis, chacruna

  This species of Psychotria is used by indigenous peoples of western Amazonia, primarily as an additive in the preparation of a hallucinogenic drink ayahuasca, also called yage, employed for […]