Materials for the flora of the north-east of the Penza region: Nikolsk and Sosnovoborsk districts

In 2022 and 2023, as a result of botanical studies of 14 sites in the Nikolsk and Sosnovoborsk districts of the Penza region, 671 species of vascular plants were identified. 38 species are classified as rare plants in need of protection, of which 3 species are listed in the Red Book of the Russian Federation (2023): Fritillaria ruthenica Wikstr., Iris aphylla L., Stipazalesskyi Wilensky ex Grossh. and 38 species - in the Red Book of the Penza region (2013): Adonanthe vernalis (L.) Spach [ Adonis vernalis L.], Anemone sylvestris L., Aster amellus L., Carex hartmaniorum A. Cajander, Carexlimosa L., Carex sylvatica Huds., Cotoneasterlaxiflorus J. Jacq. ex Lindl. [ C. melanocarpus Fisch. ex. Blytt.], Daphne mezereum L., Delphinium litwinowii Sambuk [ D. cuneatum auct. non Spreng.], Dianthus volgicus Juz. [ D. arenarius auct. non L., p.p.], Drosera rotundifolia L., Eriophorum gracile Roth, Ephedra distachya L., Fritillariaruthenica Wikstr., Gymnocarpium dryopteris (L.) Newman, Iris aphylla L., Juniperus communis L., Linumflavum L., Lycopodium clavatum L., Lupinaster spryginii (Belyaeva et Sipliv.) Knjaz. [ L. albus auct. non Link], Melica transsilvanica Schur, Moneses uniflora (L.) A. Gray, Oxalis acetosella L., Oxycoccus palustris Pers., Polygalasibirica L., Potentilla alba L., Prunella grandiflora (L.) Turra, Pulsatillapatens (L.) Mill., Rhaponticoides ruthenica (Lam.) M.V. Agab. et Greuter s.l. [ Centaurea ruthenica Lam.], Rosacorymbifera Borkh., Salviaverticillata L., Scheuchzeria palustris L., Scrophularia umbrosa Dumort., Spiraeacrenata L., Stipa borysthenica Klokov ex Prokudin, Stipa pennata L. s.str., Stipazalesskyi Wilensky ex Grossh., Trisetum sibiricum Rupr. and recommended for protection: Betula humilis Schrank, Spiraea litwinowii Dobrocz. We offer 3 botanical objects for protection at the regional level.