Here is some basic information about Coptis trifolia and a list of ethnobotanical uses which includes medicinal uses and other uses of Coptis trifolia.
Coptis trifolia basic info
Scientific Name: Coptis trifolia (L.) Salisb..
Common names in English: canker-root, goldthread.
Coptis trifolia (syn. Coptis groenlandica), the threeleaf goldthread or savoyane, is a perennial plant in the genus Coptis. The long golden-yellow underground stem gives the plant its name. This portion of the plant was chewed by Native Americans to relieve canker sores, and is the source of another common name, canker-root. - for more info about Coptis trifolia See link
Ethnobotanical and folk medicinal uses of Coptis trifolia
*The information in this list is based on the ethnobotanical data in Dr. Duke's Phytochemical and Ethnobotanical Databases.
Dr. Duke does not recommend using this information for self diagnosis or self medication. - See link
Coptis trifolia in other websites
Coptis trifolia common names, economics importance, distributional range and more in the USDA GRIN website - See link
Search PubMed (US National Library of Medicine National Institutes of Health) for academic researches with the search term Coptis trifolia - See link
See if there is something in Youtube on the term Coptis trifolia - See link