Abstract Epicuticular wax of Cirsium arvense contains hydrocarbons (12%), esters (35%), free acids (3%), free alcohols (10%), triterpene acetates (8%) and 1, 3-ditetradecanoyl-2- hexanoylglycerol (8%) as major components. Minor components are triterpene alcohols (3%) and nonacosan-10-ol (2%). The esters contain triterpene alcohol esters (19%) as well as esters of alkanols.
