K Orzhinsky, Sergei Ivanovich - an outstanding botanist. Born August 26, 1861 in Astrakhan. He graduated from the course at the University of Kazan in the Department of Natural Sciences of the Faculty of Physics and Mathematics. He received a master's degree for his thesis "Materials for geography, morphology and biology of Aldrovandia vesiculosa", and a doctoral degree for his dissertation "The northern boundary of the black earth-steppe region of the eastern belt of European Russia." He was a professor at Tomsk State University in the department of botany, then a chief botanist at St. Petersburg Botanical Garden, an academician of the Imperial Academy of Sciences in the department of botany, director of the Botanical Museum of the Academy and professor of higher female courses. He died on November 18, 1900. For scientific purposes, Korzhinsky traveled to the Amur region, Turkestan, the Pamirs, the Crimea, the Astrakhan province and the Land of the Ural Cossack Army. They printed about 70 works; the most important of them (except for dissertations): "Essay on the flora of the surroundings of Astrakhan" ("Works of the Kazan Society of Naturalists", X, issue 6, 1882); "What is life?" (1888);"On the nature of the steppes of southern Siberia" (Proceedings of the Tomsk Society of Naturalists, III, 1892); "Ueber die Entstehung und das Schicksal der Eichenwalder im mittleren Russland" ("Engless Jahrb.", XIII, 1891); "Report on the study of the Amur region as an agricultural colony" ("News of the East Siberian Department of the Study of Vegetation of the Geographical Society", 1892); "Flora of the East of European Russia" ("News of Tomsk University", V, 1893); "On the Urals as the center of plant propagation" ("Proceedings of the Petersburg Society of Naturalists", Department of Botany, XXV, 1895); "Essays on the vegetation of Turkestan" (1896); "Tentamen Florae Rossicae Orintalis etc." (1898, pages 1 - 566); "Heterogenesis and evolution. To the theory of the origin of species" ("Notes of the Academy of Sciences, IX, No. 2, 1899; in this work Korzhinsky was the predecessor of De Vries [see his" Mutationstheorie]) "; "Schedae ad Herbarium florae Rossicae a Museo botanico Academiae Imperialis Petropalitanae" (2nd edition, 1900); "Ampelography of Crimea. Description of grape varieties bred in Crimea" (posthumous edition, 1909). V. Palladin.
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