Genidius is the root of Gentianaceae plants, including Gentianae, Gentiania, Thick-stemmed Genid and Small Genid.

Punish, bitter and slightly cold. Returns to the stomach, liver, and gallbladder meridians. It can dispel rheumatism, dredge meridians, relieve numbness and pain, and clear away heat and deficiency. It is used for limb pain, acute paralysis, stroke, bone steaming, jaundice, intestinal wind and hemorrhoids. Modern applications: Meningococcal meningitis, polio, jaundice, stroke, rheumatoid arthritis, antibacterial, antiallergic, antishock.