Arasbaran Protected is the 9th Biosphere Reserved in Iran which covers an area of 78560 hectares with a circumference of 134 km. The altitude varies from ca. 256 m in the northern part to 2896 m which is the highest elevation in southern part of the area. Due to the importance of the area in having a rich flora (about 1000 taxa) and fauna specially presence of rare species such as Lyurus mlokosiewiczi in 1971 was conserved and UNESCO was listed it as a wildlife refuge since 1976.

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