Analysis and Comparison of Chemical Composition of Essential Oils from Stachys byzantina C.Koch. Wet and Dried

Farshid Salimi, Ali Shafaghat,

Abstract

Hydrodistillation of dried and wet of Stachys byzantina C.Koch. (Lamiaceae) yielded 0.1% and 0.08 % (v/w) essential oils, respectively. GC-MS analysis allowed identification of 37 components, which made up 93.2% of the total oil from the dried sample, and 20 compounds (96.1%) were identified in the wet aerial part of plant.