wintera

We saw at Peru the barks of two new species of weinmannia and wintera mixed with those of cinchona; a mixture less dangerous, but still injurious, on account of the superabundance of tannin and acrid matter contained in the false cascarilla.]

Travels to the Equinoctial Regions of America 1851

We saw at Peru the barks of two new species of weinmannia and wintera mixed with those of cinchona; a mixture less dangerous, but still injurious, on account of the superabundance of tannin and acrid matter contained in the false cascarilla.)

Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 3 Alexander von Humboldt 1814