| chemical constituents of the essential oils of sideritis scardica griseb. and sideritis raeseri boiss and heldr. from bulgaria and macedonia. | the essential oils of two species of sideritis growing spontaneously in bulgaria and macedonia are reported, sideritis scardica and sideritis raeseri. the oils of s. scardica from different locations differed significantly: in the macedonian sample alpha-cadinol (20%) predominated, while in the oil of bulgarian samples the main components were diterpenic compounds and octadecenol (over 20%). this is the first report of ditrpenoids in essential oil of s. scardica. the oil of s. raeseri demonstrat ... | 2007 | 17654287 |