Izvestiya of Saratov University.
ISSN 1816-9775 (Print)
ISSN 2541-8971 (Online)


flora

On the status of plant populations in the South of the Middle Volga region (Russia) from the Annexes of the “Convention on International Trade in Endangered Species of Wild Fauna and Flora”

The article provides information on the current status of populations of 29 plant species from the Orchidaceae family in the south of the Middle Volga region (within the Penza, Samara and Ulyanovsk regions) from Annex II of the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES): Cephalanthera longifolia (L.) Fritsch, Cephalanthera rubra (L.) Rich., Corallorhiza trifida Chatel., Cypripedium calceolus L., Cypripedium guttatum Sw., Cypripedium macranthos Sw., Cypripedium ventricosum Sw., Dactylorhiza fuchsii (Druce) Soo, Dactylorhiza in

Rare Spring Ephemeroids Flora of the Volga Upland

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.

Particular Qualities of Flora and Vegetation Study of the Nature Monument «Blue Mountain» (Saratov Region, Ozinsky District)

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.

Additions to the «Flora...» by P. F. Maevsky (2014) for the Penza Region

 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.