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Use as a medicinal herb by native populations
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John King, Eclectic Physician, introduces echinacea to the medical world
King, J.. "Echinacea angustifolia." Eclectic Medical Journal 42 (1887): 209-10. This marks the move from use as a traditional native medicinal herb, to being used by western medical practitioners. -
Period: to
Shortages common in Europe
Medicinal plants of the Pacific Northwest : a digest of anthropological writings about Native American uses - page 97 -
Echinacea determined to be endangered by the Fish and Wildlife Service.
Government Document - Federal Register This is one piece of documentary evidence about the at risk status of echinacea. -
Recovery Plan for Echinacea - Atlanta Georgia
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Removal of echinacea criminalized in Dakota
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Restrictions placed on harvesting in Montana
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Growing At-Risk Medicinal Herbs Published
Richo Cech's book provides a wealth of information about preserving herbs through cultivation. -
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Report on the Conservation Status of Echinacea Species published by the USDA
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Tennessee Purple coneflower (Echinacea tennesseensis) Delisted from Federal List of Endangered & Threatened Plants
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Echinacea: Herbal Medicine with a wild History Published
Kindscher, Kelly. Echinacea. Cham: Springer International, 2016. Web. Google Books Preview