By Kim J. Young
What's ethnobotany -- The category of crops -- The emergence of agriculture -- crops as drugs -- the connection among local North american citizens and crops -- How crops create cultures -- The rainforests of the realm -- Ethnobotany and conservation
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Sample text
Fortunately in this country today, a person who is bitten by a rattlesnake is probably hiking and probably has a cell phone. Once help arrives, ambulances or helicopters can swiftly get a patient to the closest hospital. There, doctors can quickly administer treatments, such as antivenin, antibiotics, and painkillers. But what if it was the year 1805? What if you were hunting alone for jackrabbits in the hot summer sun? After a long morning, you stop beneath a flat rock outcrop to crouch in the cool shade.
Plant species can resemble one another quite closely; plants can sometimes interbreed within species or across species, producing hybrids and varieties that sometimes defy classification. The Cinchona tree is distinguished by its bark, which possesses an alkaloid derivative called quinine. An important plant for treating malaria outbreaks, the tree has so many species and hybrids and varieties within each species that it is almost impossible to classify. Botanists do not know the exact number of species of cinchona trees that actually exist.
Since indigenous people have become experts at using the plant resources around them, ethnobotanists go directly to the source to learn more about the medicinal properties of plants. 47 48 Ethnobotany Today and the Future Since the early 1990s, there has been a growing interest in the identification and preservation of plants, since they are the source for many of today’s drugs. Pharmaceutical companies are especially interested in exploring parts of the world where plant medicine remains the predominant form of dealing with illness.