flora, life form and chorology of plants in razhan protected area in west azerbaijan province

Identification of vegetation and phytogeographical surveys in a certain region are useful approaches for establishment of pharmaceutical, edibility and other aspects of plants. Meanwhile, it can be used for measurement and assessment of present and prediction of future status of vegetation of the region. So, these studies have major effects on the management of improvement programs. This study aimed to assess vegetation Razhan access to inform and knowledge for proper management talents and potentials in the area in the years 2013 to 2014 were analyzed. Razhan region located in the city of Urmia, West Azerbaijan province, Iran. The geographical location of the station was latitude of 44°, 46' and longitude of 37°, 56' at an altitude of 3215 m above mean sea level. This area was characterized by a mean temperature of 5.6◦C and an average precipitation of 459.2 mm per year, during the 10-year period, respectively. The study of chorology indicated that the most plants belonged to the Irano-Turanian. During this study, 91 plant species belonging to 73 genera and 21 families were collected and identified. The most important families were Poaceae with 21 species, Asteraceae with 16 species and Fabaceae with 9 species. The Poaceae with 14 genera, the Asteraceae with 12 genera and the Fabaceae with 9 genera were the greatest genera, respectively. Hemicryptophytes with 53 species (58 %), Therophytes with 15 species (17 %), Chamaephytes with 10 species (11 %), Cryptophytes with 7 species (8 %), Geophytes with 4 species (4 %), and Phanerophytes with 2 species (2 %) are the most important life forms of the reserve.