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Credit
The medicinal, poisonous, and dietetic properties of the cryptogamic plants of the United States : being a report made to the American Medical Association at its sessions held in Richmond, Va., and St. Louis, Mo. / by Francis Peyre Porcher. Public Domain Mark. Source: Wellcome Collection.
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This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)