Rolf Nordhagen (21 October 1894 – 8 March 1979) was a Norwegian botanist. His greatest scientific efforts were in the area of plant sociology.

Personal life

Rolf Nordhagen was born in

Kristiania Oslo ( , , or ; sma, Oslove) is the capital and most populous city of Norway. It constitutes both a county and a municipality. The municipality of Oslo had a population of in 2022, while the city's greater urban area had a population of ...

as a son of artist

Johan Nordhagen Johan Nordhagen (23 March 1856 – 28 August 1956) was a Norwegian painter, graphic artist, educator and school administrator. Childhood Johan Nordhagen was born in Veldre in the Ringsaker municipality of Hedmark, Norway. He was the son of ...

(1856–1956) and Christine Magdalene, née Johansen (1858–1933). He was a brother of

Olaf Nordhagen Johan Olaf Brochmann Nordhagen (16 March 1883 – 6 November 1925) was a Norwegian educator, architect, engineer and artist. He is most commonly associated with his restoration designs for Nidaros Cathedral in Trondheim, Norway. Biography Olaf ...

and

Martha Gladtved-Prahl Martha Christine Gladtved-Prahl (née Nordhagen) (26 July 1891 – 5 July 1973) was a Norwegian politician for the Conservative Party. Early life and family She was born in Kristiania as a daughter of Johan Nordhagen (1856–1956) and Christine ...

. In August 1925 in Oslo he married Elisabeth Marie Myhre (1900–1979). He was the father of art historian

Per Jonas Nordhagen Per Jonas Nordhagen (born 30 October 1929) is a Norwegian art historian. He was born in Bergen as a son of professor Rolf Nordhagen (1894–1979) and Elisabeth Marie Myhre (1900–1979). He was a grandson of Johan Nordhagen and nephew of Olaf N ...

(born 1929) and computer scientist, Rolf Nordhagen (1927–2013).

Career

finished Finished may refer to: * ''Finished'' (novel), a 1917 novel by H. Rider Haggard * ''Finished'' (film), a 1923 British silent romance film * "Finished" (short story), a science fiction short story by L. Sprague de Camp See also *Finishing (disa ...

his secondary education at Kristiania Cathedral School in 1912 and took the

cand.real. Candidatus realium or candidata realium (abbreviated cand. real.) is a former academic degree used in Norway, and conferred in mathematics and natural sciences. It was abolished in 1985. There was originally no set duration for the completion of th ...

degree in 1918. He worked as an assistant in the Botanical Garden in Kristiania from 1915 to 1920, was a research fellow at the

Royal Frederick University The University of Oslo ( no, Universitetet i Oslo; la, Universitas Osloensis) is a public research university located in Oslo, Norway. It is the highest ranked and oldest university in Norway. It is consistently ranked among the top universit ...

from 1920 to 1925 and took the dr.philos. degree in 1922 on the thesis ''Kalktufstudier i Gudbrandsdalen'', about

limestone Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of . Limestone forms whe ...

tuff Tuff is a type of rock made of volcanic ash ejected from a vent during a volcanic eruption. Following ejection and deposition, the ash is lithified into a solid rock. Rock that contains greater than 75% ash is considered tuff, while rock cont ...

. He was a teacher at the

Norwegian College of Agriculture The Norwegian University of Life Sciences ( no, Norges miljø- og biovitenskapelige universitet, NMBU) is a public university located in Ås, Norway. It is located at Ås in Viken, near Oslo, and at Adamstuen in Oslo and has around 5,200 stude ...

from 1924 to 1925, professor at

Bergen Museum The University Museum of Bergen ( no, Universitetsmuseet i Bergen) is a university museum in Bergen, Norway. The museum features material related to anthropology, archaeology, botany, geology, zoology, art, and cultural history. History The Univ ...

from 1925 to 1945 and professor at the University of Oslo from 1946 to 1964. He was the manager of the Botanical Garden in

Bergen Bergen (), historically Bjørgvin, is a city and municipality in Vestland county on the west coast of Norway. , its population is roughly 285,900. Bergen is the second-largest city in Norway. The municipality covers and is on the peninsula of ...

, and the Botanical Garden and

Museum A museum ( ; plural museums or, rarely, musea) is a building or institution that cares for and displays a collection of artifacts and other objects of artistic, cultural, historical, or scientific importance. Many public museums make these ...

Oslo Oslo ( , , or ; sma, Oslove) is the capital and most populous city of Norway. It constitutes both a county and a municipality. The municipality of Oslo had a population of in 2022, while the city's greater urban area had a population of ...

. His professional fields were phytomorphology,

phytosociology Phytosociology, also known as phytocoenology or simply plant sociology, is the study of groups of species of plant that are usually found together. Phytosociology aims to empirically describe the vegetative environment of a given territory. A speci ...

and

phytogeography Phytogeography (from Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographic distribution o ...

. He was also known to draw from humanist subjects such as

philology Philology () is the study of language in oral and writing, written historical sources; it is the intersection of textual criticism, literary criticism, history, and linguistics (with especially strong ties to etymology). Philology is also defin ...

ethnology Ethnology (from the grc-gre, ἔθνος, meaning 'nation') is an academic field that compares and analyzes the characteristics of different peoples and the relationships between them (compare cultural anthropology, cultural, social anthropolo ...

and history. His first work was ''Die Vegetation und Flora des Sylenegebietes'', about the mountain flora of the

Sylane Sylan (Norwegian), Sylarna (Swedish), or Bealjehkh (Southern Sami) is a mountain range on the border between Norway and Sweden. The mountain range lies in Trøndelag and Jämtland counties. The central part of the range includes a large mounta ...

range, released by the

Norwegian Academy of Science and Letters The Norwegian Academy of Science and Letters ( no, Det Norske Videnskaps-Akademi, DNVA) is a learned society based in Oslo, Norway. Its purpose is to support the advancement of science and scholarship in Norway. History The Royal Frederick Univer ...

in 1927–1928. ''Versuch einer neuen Einteilung der subalpinen-alpinen Vegetation Norwegens'' came in 1936. His main work was ''Sikkilsdalen og Norges fjellbeiter (

Sikkilsdalen Sikkilsdalen is a valley in Nord-Fron municipality in Innlandet county, Norway. The valley is located in the eastern part of the Jotunheimen mountains, about to the southwest of the town of Otta, Norway, Otta. The valley is surrounded by several ...

and Norway's mountain

pastures Pasture (from the Latin ''pastus'', past participle of ''pascere'', "to feed") is land used for grazing. Pasture lands in the narrow sense are enclosed tracts of farmland, grazed by domesticated livestock, such as horses, cattle, sheep, or swine ...

). En plantesosiologisk monografi'', released in 1943. More popular releases were the text volume of ''Norsk flora'' in 1940 and ''Våre ville planter''. The latter book was released in eight volumes between 1950 and 1958 in which he contributed with four other authors: Torstein Lagerberg, Jens Holmboe, Einar Du Rietz and

John Axel Nannfeldt John-Axel Nannfeldt (baptized ''Johan Axel Frithiof Nannfeldt''), born 18 January 1904 in Trelleborg and deceased 4 November 1985 in Uppsala, was a Swedish botanist and mycologist. Nannfeldt studied natural history at the University of Uppsal ...

. Nordhagen was a member of the

from 1923, of the

Royal Norwegian Society of Sciences and Letters The Royal Norwegian Society of Sciences and Letters ( da, Det Kongelige Norske Videnskabers Selskab, DKNVS) is a Norwegian learned society based in Trondheim. It was founded in 1760 and is Norway's oldest scientific and scholarly institution. The s ...

from 1952, and of academies in

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Helsinki Helsinki ( or ; ; sv, Helsingfors, ) is the Capital city, capital, primate city, primate, and List of cities and towns in Finland, most populous city of Finland. Located on the shore of the Gulf of Finland, it is the seat of the region of U ...

Uppsala Uppsala (, or all ending in , ; archaically spelled ''Upsala'') is the county seat of Uppsala County and the List of urban areas in Sweden by population, fourth-largest city in Sweden, after Stockholm, Gothenburg, and Malmö. It had 177,074 inha ...

Stockholm Stockholm () is the Capital city, capital and List of urban areas in Sweden by population, largest city of Sweden as well as the List of urban areas in the Nordic countries, largest urban area in Scandinavia. Approximately 980,000 people liv ...

Göteborg Gothenburg (; abbreviated Gbg; sv, Göteborg ) is the second-largest city in Sweden, fifth-largest in the Nordic countries, and capital of the Västra Götaland County. It is situated by the Kattegat, on the west coast of Sweden, and has a p ...

and

Lund Lund (, , ) is a city in the southern Swedish provinces of Sweden, province of Scania, across the Øresund, Öresund strait from Copenhagen. The town had 91,940 inhabitants out of a municipal total of 121,510 . It is the seat of Lund Municipali ...

. He was awarded the

Fridtjof Nansen Fridtjof Wedel-Jarlsberg Nansen (; 10 October 186113 May 1930) was a Norwegian polymath and Nobel Peace Prize laureate. He gained prominence at various points in his life as an explorer, scientist, diplomat, and humanitarian. He led the team t ...

Prize in 1947, an

honorary degree An honorary degree is an academic degree for which a university (or other degree-awarding institution) has waived all of the usual requirements. It is also known by the Latin phrases ''honoris causa'' ("for the sake of the honour") or ''ad hono ...

Uppsala University Uppsala University ( sv, Uppsala universitet) is a public university, public research university in Uppsala, Sweden. Founded in 1477, it is the List of universities in Sweden, oldest university in Sweden and the Nordic countries still in opera ...

in 1957 and Knighthood of the Order of St. Olav in 1957. He died in March 1979 in Oslo.''Professor, dr. philos. Rolf Nordhagen ddde den 8. mars 1979''
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References

External links

''Listing of Works by Rolf Nordhagen''
{{DEFAULTSORT:Nordhagen, Rolf 1894 births 1979 deaths Scientists from Oslo 20th-century Norwegian botanists University of Oslo alumni Academic staff of the Norwegian College of Agriculture Academic staff of the University of Oslo Members of the Norwegian Academy of Science and Letters Royal Norwegian Society of Sciences and Letters People educated at Oslo Cathedral School Members of the Royal Swedish Academy of Sciences