Calciphylous flora of cretaceous exposures of province in Privolzhsliy height of Samara oblast

In article data about modern conditions of flora of cretaceous exposures of province in Pryvolzhsliy height of Samara oblast are presented. The full species list is underlined, there are plants, which considered unique, rare and disappearing, brought in the Red Data Book of RSFSR, USSR and Samara oblast. The ecological-geographical analysis and the analysis of plants kinds distribution in relation to calcium substratum are lead.