To the state of the Xanthoria parietina populations in the territory of the city of Samara

The features of populations of Xanthoria parietina (L.) Th. Fr. at six points on the territory of the city of Samara (Russian Federation). The projective thalli cover of tree trunks was determined, the thallus cover was analyzed depending on the side of the horizon, and the ontogenetic structure of populations was revealed. A comparison of populations in stationary areas was carried out.