Chinese: huang lian

English: goldenthread rhizome, coptis rhizome

Pharmaceutical: Coptidis Rhizoma

Properties: Bitter, cold

Standard Species: Coptis chinensis Franch., Coptis deltoidea C.Y. Cheng & Hsiao, Coptis teeta Wall.

Coptis japonica Makino – Hortus Plantae Medicinae, Health Sciences University of Hokkaido, Japan (Photo by TH. Tanaka)

Coptis japonica Makino – Morino Medicinal Herb Garden, Nara, Japan (Photo by TH. Tanaka)