Coptis trifolia (L.) Salisb.
Engl.: American goldthread, canker-root, goldthread, mouthroot, threeleaf goldthread, vegetable gold, yellowroot.
Deu.: Gelbe Niesswurz, Kleinste Niesswurz.
Sven.: polarkoptis, arktisk koptis.
Bot. syn.: Anemone groenlandica Oeder, Coptis groenlandica (Oeder) Fern., Helleborus trifolius L.
Classic texts: King's 1898.
Classic texts: The American Eclectic Dispensatory, by John King, 1854.
Classic texts: Rafinesque 1828-1830.
Classic texts: Bigelow 1817-1821.
Classic texts: Scudder's Materia Medica, 1898: Tonics.
Classic texts: DMNA 1884-1887.
Classic texts: USDisp 1918.
Classic texts: Sayre 1917.
Classic texts: King's 1898.
Classic texts: Journals: AJP 1884.
Classic texts: Journals: AJP 1884.
Classic texts: Harding 1936.
Classic texts: Felter 1922.
Classic texts: Cook 1869.
Archives: Best of the Herbal Forums: 03.1996.
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