desert tobacco uses Nicotiana obtusifolia – – Southeastern Arizona Wildflowers and Plants According to new research published

According to new research published in Nature Human Behaviour, burnt tobacco seeds discovered in the Utah desert suggest that humans used tobacco at least 12,300 years ago 10,000 years earlier than Nicotiana obtusifolia (Desert tobacco) Native Plants of North America DESERT TOBACCO Nicotiana obtusifolia, Anza Borrego, Sonoran Desert & Mojave Desert Hearth site in Utah desert reveals human tobacco use 12,300 years ago Reuters Tobacco: The dangerous plant's sacred origins Nicotiana obtusifolia Desert tobacco Medicinal Uses Charles W. Kane Applied Medical Botany

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