Georgij Karlowich Kreyer (russian: Гео́ргий Ка́рлович Кре́йер, Georgy Karlovich Kreyer) (November 26, 1887 – January 11, 1942) was a

Russian Russian(s) refers to anything related to Russia, including: *Russians (, ''russkiye''), an ethnic group of the East Slavic peoples, primarily living in Russia and neighboring countries *Rossiyane (), Russian language term for all citizens and peo ...

and

Soviet The Soviet Union,. officially the Union of Soviet Socialist Republics. (USSR),. was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 to 1991. A flagship communist state, ...

botanist Botany, also called , plant biology or phytology, is the science of plant life and a branch of biology. A botanist, plant scientist or phytologist is a scientist who specialises in this field. The term "botany" comes from the Ancient Greek wo ...

and

mycologist Mycology is the branch of biology concerned with the study of fungus, fungi, including their genetics, genetic and biochemistry, biochemical properties, their Taxonomy (biology), taxonomy and ethnomycology, their use to humans, including as a so ...

( lichenologist) born in

Saint Petersburg Saint Petersburg ( rus, links=no, Санкт-Петербург, a=Ru-Sankt Peterburg Leningrad Petrograd Piter.ogg, r=Sankt-Peterburg, p=ˈsankt pʲɪtʲɪrˈburk), formerly known as Petrograd (1914–1924) and later Leningrad (1924–1991), i ...

.''Science'', "Deaths or Russian Botanists'', 16 Feb 1945: Vol. 101, Issue 2616, pp. 166-167
p. 167
/ref> In academic publications, his name has been spelt variously Georgij Kalowic Kreyer, Georgij Karlowich Kreyer and (in

Polish orthography Polish orthography is the system of writing the Polish language. The language is written using the Polish alphabet, which derives from the Latin alphabet, but includes some additional letters with diacritics. The orthography is mostly phonetic, or ...

) Georgij Karlowicz Kreyer. Between 1908 and 1910, he made extensive collections of lichens in the

Mogilev Region Mogilev Region or Mogilev Oblast or Mahiliow Voblasts ( be, link=no, Магілёўская вобласць; ''Mahiloŭskaja voblasć''; russian: link=no, Могилёвская область; ''Mogilyovskaya Oblast''), is a region (''oblast'' ...

Belarus Belarus,, , ; alternatively and formerly known as Byelorussia (from Russian ). officially the Republic of Belarus,; rus, Республика Беларусь, Respublika Belarus. is a landlocked country in Eastern Europe. It is bordered by R ...

, between

Orsha Orsha ( be, О́рша, Во́рша, Orša, Vorša; russian: О́рша ; lt, Orša, pl, Orsza) is a city in Belarus in the Vitebsk Region, on the fork of the Dnieper and Arshytsa rivers. History Orsha was first mentioned in 1067 as Rsha ...

and

Syanno Syanno or Senno ( be, Сянно; russian: Сенно́; pl, Sienno; lt, Siano) is a city in Vitebsk Region, Belarus. It is southwest of Vitebsk on the southern shore of Senno Lake. As of the 2018, the population was 7,092. History The villa ...

, in the neighbourhood of the settlements of Smalyany, Bobromynichi (

Vitebsk Region Vitebsk Region or Vitebsk Oblast or Viciebsk Voblasts ( be, Ві́цебская во́бласць, ''Viciebskaja voblasć'', ; rus, Ви́тебская о́бласть, Vitebskaya oblast, ˈvʲitʲɪpskəjə ˈobləsʲtʲ) is a region (oblast ...

) and Selets. Examples of names published ''Atropa caucasica'' Kreyer. (species now demoted to ''Atropa belladonna ssp. caucasica'' (Kreyer) Avet.) Kreyer is commemorated in the name of the plant species '' Valeriana kreyeriana'' Sumnev. in the genus ''

Valeriana ''Valeriana'' is a genus of flowering plants in the family Caprifoliaceae, members of which may by commonly known as valerians. It contains many species, including the garden valerian, ''Valeriana officinalis''. Species are native to all continen ...

''.Trav. Inst. Sc. Biol.,

Tomsk Tomsk ( rus, Томск, p=tomsk, sty, Түң-тора) is a city and the administrative center of Tomsk Oblast in Russia, located on the Tom River. Population: Founded in 1604, Tomsk is one of the oldest cities in Siberia. The city is a not ...

ii 51 1936 (IK). Kreyer was the editor of the 1913 work on fungi ''Mycota'' (180 pages) reissued in 1915. This includes descriptions of the morphology of 190 species, many of which go into some detail concerning intraspecific variability and feature discussions of the differences between taxa linked by virtue of their morphology.

References

{{DEFAULTSORT:Kreyer, Georgij Karlovich 1887 births 1942 deaths 20th-century Russian botanists Scientists from Saint Petersburg Russian lichenologists Soviet botanists Victims of the Siege of Leningrad