Cankerwort, Common Ragwort, Dog Standard, European Ragwort, Fleur de Jacob, Herbe Dorée, Herbe de Saint-Jacques, Hierba Cana, Hierba de Santiago, Jacobée, Ragweed, Ragwort, Senecio jacobaea, Séneçon de Jacob, Séneçon Jacobée, Staggerwort, Stammerwort, St. James' Wort, Stinking Nanny.
Despite serious safety concerns, tansy ragwort is used to treat cancer, colic, wounds, and spasms. It is also used as a laxative, to cause sweating, to start menstruation, and for "cleansing and purification."
Some people apply tansy ragwort directly to the skin for muscle and joint pain.
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