WARNING: All medicines, drugs, plants, chemicals or medicial precedures below are for historical reference only. Many of these treatments are now known to be harmful and possibly fatal. Do not consume any plant, chemical, drug or otherwise without first consulting a licensed physician that practices medine in the appropriate field.
Physician's Materia Medica on Gold Thread
GOLD THREAD
   The rhizome and leaves of COPTIS THIFOLIA, Salisb. Tonic. antiseptic. Contains -Berberino. Used as a wash for ‘aphthous sore mouth, etc.1
   The rhizome and leaves of COPTIS THIFOLIA, Salisb. Tonic. antiseptic. Contains -Berberino. Used as a wash for ‘aphthous sore mouth, etc.1
References
1) Nelson, Baker & Co., 1904, Physician's Handy Book of Materia Medica and Therapeustics, Detroit, Michigan.