The flora of the town of Omiš was observed and researched during 2007 and 2008. In all, 870 species and subspecies were recorded. Among them, 614 grow indigenously or spread subspontaneously out of cultivated conditions and 256 plant taxa occur only in culture. Cultivated taxa were not included in the analysis. The results of the flora analysis show a domination of therophytes (40.07 %) and Mediterranean floral element plants (37.95 %), strongly indicating the Mediterranean character of the flora of the researched area. The flora of the town of Omiš presented in this study is Mediterranean, and in both quality and quantity is comparable to that of other cities on the Croatian littoral as well as of cities in Greece and Italy.Tijekom 2007. i 2008. godine istraživana je flora grada Omiša. Pronađeno je ukupno 870 vrsta i podvrsta od kojih 614 raste samoniklo ili se subspontano širi izvan uzgoja, a 256 taksona zabilježeno je isključivo u kulturi. Kultivirane svojte nisu uključene u analize. Rezultati analize flore pokazuju dominaciju terofita (40,07 %) i biljaka mediteranskog flornog elementa (37,95 %) što ukazuje na mediteranski karakter flore istraživanog područja. Flora grada Omiša prikazana u ovom radu ima mediteranski karakter i u kvantitativnom i kvalitativnom pogledu dade se usporediti s florama drugih gradova u primorskom dijelu Hrvatske te florama gradova u Grčkoj i Italiji