Balsam Poplar Constituents: "Soft balsamic resin, yellow volatile oil, principally humulene, gallic acid, malic acid, salicin, populin, mannital, chrysin, fixed oil, tecto-chrysin, arachidonic acid, trichocarpin, and bisabolol." Ref. B p.52 , "Oleo-resin; salicylic compounds including salicin and salicin benzoate; buds yield to 40% of an alcohol - soluble extractive. Ref. D p. 245. |