CHARACTERISTICS OF POPULATIONS OF PROTECTED PLANT SPECIES OF THE COMPLEX NATURE MONUMENT OF REGIONAL SIGNIFICANCE «CRETACEOUS OUTCROPS ON THE RIVER COMPLETE» (ROSTOV REGION)

Abstract

Investigated in field conditions, vegetation complex natural monument of regional significance «Cretaceous outcrops on the river Full.» The flora of the territory, presents obligate and facultative Cretaceous plants, and has about 210 species belonging to 135 genera and 42 families. Occupying only 0,0007% of the area of the Rostov region, the monument of nature provides the existence of 12,06% of the total taxonomic diversity of vascular plants of the region. Study of natural-territorial complex is a Quaternary denudation sloping landscaped area with a the dismemberment of the valleys and beams, combining 3 main tracts with a rather simple structure: areas of rocky outcrops and chalk; areas of virgin herb-grass steppes; areas of trees and shrubs, timed to gully relief elements. Registered 27 species of vascular plants listed in the Red book of the Rostov region, 14 of them listed in the Red book of Russia. The status of floristic complexes of the territory of the monument of nature, their role in preserving landscape and biological diversity of the region is assessed as high.