Flora of Yassıhöyük (Gordion) (Polatlı/Ankara/Turkey)

The study area is located about 17 km northwest of Polatlı province, west of Ankara.590 plant specimens were collected from the area between March 2011-February 2013. Identification of the total specimens revealed the presence of 290taxa belonging to 180 genera in 42 families. The number of endemic taxa is 38 (13.10%). The distrubition ratios of the taxa into the phytogeographical regions are as follows: Irano-Turanian 79 (27.24%); Mediterranean 14 (4.82%); Euro-Siberian 5 (1.72%) and widely distributedare 192 (66.20%).