Study results suggest cannabis originated in the Tibetan Plateau

phys.org | 2/28/2019 | Staff
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A trio of researchers with the University of Vermont, Middlebury College and the University of Nottingham, Ningbo, China, has found evidence that suggests cannabis originated in the Tibetan Plateau. In their paper published in the journal Vegetation History and Archaeobotany, John McPartland, William Hegman and Tengwen Long describe their analysis of prior studies of the plant and how they narrowed down the likely place where it first developed.

Cannabis is likely one of the most well-known plants on Earth because it produces cannabinoids—chemicals that have a pronounced impact on the human brain. Prior studies have suggested the plant likely originated somewhere in central Asia approximately 28 million years ago—the point where it diverged from an ancestor, the common hop. In this new effort, the researchers sought to more precisely pin down the most likely place where the plant got its start.

Approach - Researchers - Studies - Mention - Plant—most

The approach used by the researchers was to pore through prior studies, whether archaeological or geological, looking for mention of the famed plant—most notations referenced pollen because it is the part of the plant that...
(Excerpt) Read more at: phys.org
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