flora

28 species of vascular plants of the Volga Upland – rare spring ephemeroids in need of protection and recommended for inclusion in the Red Data Book of the Volga basin.

The characteristics of the flora and steppe communities of the nature monument of regional importance of the Saratov region «Blue Mountain » is given. The flora of the territory has preserved features of the forest, which is manifested in the head of the family spectrum of the corresponding floristic sample. At the same time as a result of the fires that occurred, the type of forest changed: the oak tree was replaced by aspen. A high position in the family spectrum of Rosaceae is noted, which is not typical for the subzone of turf-grass steppes.

 Records of 94 vascular plant species from the Penza Region published before 2013 are missing from the 11th edition of the «Flora of the Central Part of European Russia» by P. F. Mayevsky (2014). An additional 22 species were discovered in the region recently. At least 29 species known in the Penza Region are completely missing from the «Flora…» – Stellaria subulata Boeber ex D. F. K.