Essential oil composition of endemic sideritis dichotoma huter (Lamiaceae) from Turkey.

Abstract

The genus sirJeriıis is represented withthe 45 species ancı some subspecies in Turke1 flora, The genus patterns u.*.rod as medicinal and herbal plaııts all over tl,ıe w-orld and Turke1" The plant is shorved a strong antioxidant.activities and it has diuretic eft-ect, ln this stud1,, the c}reınical composition oT essential oil obtained by hydrodistillation of Sideriıis (lichatoına Huter was investiguoo by GC and GC_MS. Tlıe essential oils yield is 0,3 (vhv), Fourtr çonstituents nu.r" "o*p.i.eo tne q6,7 % of the total essential oil extracted from the Sideritis dichotoııa. rır* pr"Jo'*inant compounds of plant were determined as beta-Piırene (z8'5%)' alpha_pinen e (2z.5,/ü,liınonene (!.6."ı"1, atpha_terpinene (4,5%), The results were discussed ş,itl.ı the genus patterns iı-ı ııeans of cheınotaxol,tolTly and natural products,