The Composition and Antimicrobial Activity of the Essential Oil of Hypericum hyssopifolium ssp.hyssopifolium from Southeast France

摘要

The oil of Hypericum hyssopifolium ssp.hyssopifolium aerial parts was analysed by GC and GC/MS.It was found to be rich in sesquiterpenoids and characterized by spathulenol (19.5 %)and two alkanols,tetradecanol (10.2%)and dodecanol (9.3%).Furthermore,the oil was screened for its antimicrobial activity against five microbial strains.However,only a moderate antimicrobial effect of this oil was found against four of the five tested strains.