Determination of plant species being protected in our country, specification of list, as well as study of reasons of belonging to plant categories for rare and endangered or destroyed of these plants is one of the actual problems of modern period. For this purpose, along with the activities of IUCN (International Union for Conservation of Natural Resources), TPC (Threatened Plant Committee) Secretariat, WWF (World Wildlife Fund), OPTİMA (Organization for the Phytotaxonomic İnvestigation of the Mediterranean), each country is taking measures to protect its flora. From this point of view, state reserves and national parks have been created in the Republic to protect flora with protection status, as well as in the territory of the Caspian coast for protection of Biological Diversity. In the territory of Azerbaijan, the northern, middle and southern parts of the Caspian coast are bordered by the Republic of Dagestan of the Russian Federation in the north, the Caspian Sea in the East and the Islamic Republic of Iran in the South. Gizilaghaj National Park, located south of the Caspian coast between Masalli and Lankaran regions, east of Greenwich 38 p. a. 51 p. m. and 39 p. m. 20 p. m. north, as well as 48 December 50' and 49 December 15' are East-length.Masalli-721,0 for administrative regions within the border kv.km, Lankaran-1548,9 kv.km, and Astara-616,4 kv.km it consists of plots. A natural area has been created on the North, middle and south Caspian coast to preserve biodiversity, as well as to preserve its flora and vegetation.In this regard, some information on the history of the creation of these natural areas and their geographical location is disclosed below. Gizilagaj State Nature Reserve was established in 1929 in the south-west of the Caspian Sea, gizilagaj National Park (in September 2018), which covers an area of 88400 hectares. On the territory of the national Park of gizilagach, the Coastal Forest, shrubby, psammophytic-desert, semi-desert vegetation is zonal, and shrub-meadow and wetland vegetation is introsonal.