Title: Coptis
Additional Names: Goldthread
Literature References: Dried plant of Coptis trifolia Salisb., Ranunculaceae. Habit. U.S., northern and middle Atlantic States; Canada. Constit. Berberine, coptine.
Therap-Cat: Bitter tonic.
Cord Factor(s) Coriamyrtin Coriander Cork Corn Oil

Coptis occidentalis flowers
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
Order: Ranunculales
Family: Ranunculaceae
Genus: Coptis

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Coptis (Goldthread or Canker Root) is a genus of between 10–15 species of flowering plants in the family Ranunculaceae, native to Asia and North America.