Cang Er Zi (Xanthium fruit); Xanthium sibiricum; Fructus Xanthii
Cocklebur fruit is a very useful and quite common herb in TCM clinics but is rather underutilized in the dit da world. Principally an exterior-releasing herb, Cang Er Zi can also dispel wind and wind-damp conditions to treat conditions such as Bi syndrome.
Cang Er Zi exhibits bitter and acrid flavors, and is warm in energy, Cang Er Zi enters the Lung and Liver meridians.