Floristic studies of Parishan Wetland and its surroundings in Fars province

Parishan Wetland، a permanent freshwater lake that feds by springs and seasonal streams، is located at a distance of 12 km to the Kazeroon in Fars province. In the present work، a floristic study in the Parishan Wetland and its surroundings was carried out. According to the results، in study area about 269 species belonging to 204 genera and 68 families have been recognized. The largest family of the region is Asteraceae with 40 species. Poaceae with 24، Papilonaceae with 20 and Brassicaceae with 17 species are in the next order. Convolvulus with 6 species is the largest genus among the existing genera، while Centaurea، Euphorbia and Plantago with 3 species، and Amaranthus and Anthemis with 3 species are in the next order. Most of the identified species، i. e. 124 species (46. 1 %) belong to Irano-Turanian region. Therophytes with 59. 1 % are the most frequent life form in the Parishan Wetland.