Tyge W. Böcher
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Tyge Wittrock Böcher (25 October 1909 – 15 March 1983) was a Danish
botanist Botany, also called plant science, is the branch of natural science and biology studying plants, especially Plant anatomy, their anatomy, Plant taxonomy, taxonomy, and Plant ecology, ecology. A botanist or plant scientist is a scientist who s ...
,
evolutionary biologist Evolutionary biology is the subfield of biology that studies the evolutionary processes such as natural selection, common descent, and speciation that produced the diversity of life on Earth. In the 1930s, the discipline of evolutionary biol ...
,
plant ecologist Plant ecology is a subdiscipline of ecology that studies the distribution and abundance of plants, the effects of environmental factors upon the abundance of plants, and the interactions among plants and between plants and other organisms. Exam ...
and
phytogeographer 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 born in
Copenhagen Copenhagen ( ) is the capital and most populous city of Denmark, with a population of 1.4 million in the Urban area of Copenhagen, urban area. The city is situated on the islands of Zealand and Amager, separated from Malmö, Sweden, by the ...
to physician Einar Böcher and wife Cathinca née Andersen. ''Steen B. Böcher'', professor of geography, was his brother. Tyge Böcher was professor of
botany Botany, also called plant science, is the branch of natural science and biology studying plants, especially Plant anatomy, their anatomy, Plant taxonomy, taxonomy, and Plant ecology, ecology. A botanist or plant scientist is a scientist who s ...
at the
University of Copenhagen The University of Copenhagen (, KU) is a public university, public research university in Copenhagen, Copenhagen, Denmark. Founded in 1479, the University of Copenhagen is the second-oldest university in Scandinavia, after Uppsala University. ...
from 1954 to 1979. He was a prolific scientific writer, leaving some 250 scholarly books and articles. His scientific research covered as diverse phylogenetic lineages as
vascular plants Vascular plants (), also called tracheophytes (, ) or collectively tracheophyta (; ), are plants that have lignified tissues (the xylem) for conducting water and minerals throughout the plant. They also have a specialized non-lignified tissue ( ...
,
bryophytes Bryophytes () are a group of land plants ( embryophytes), sometimes treated as a taxonomic division referred to as Bryophyta '' sensu lato'', that contains three groups of non-vascular land plants: the liverworts, hornworts, and mosses. In t ...
,
lichens A lichen ( , ) is a hybrid colony (biology), colony of algae or cyanobacteria living symbiotically among hypha, filaments of multiple fungus species, along with yeasts and bacteria embedded in the cortex or "skin", in a mutualism (biology), m ...
and
algae Algae ( , ; : alga ) is an informal term for any organisms of a large and diverse group of photosynthesis, photosynthetic organisms that are not plants, and includes species from multiple distinct clades. Such organisms range from unicellular ...
and a broad set of disciplines from
anatomy Anatomy () is the branch of morphology concerned with the study of the internal structure of organisms and their parts. Anatomy is a branch of natural science that deals with the structural organization of living things. It is an old scien ...
,
ecology Ecology () is the natural science of the relationships among living organisms and their Natural environment, environment. Ecology considers organisms at the individual, population, community (ecology), community, ecosystem, and biosphere lev ...
and
evolution Evolution is the change in the heritable Phenotypic trait, characteristics of biological populations over successive generations. It occurs when evolutionary processes such as natural selection and genetic drift act on genetic variation, re ...
of plant species to the ecology of plant
population Population is a set of humans or other organisms in a given region or area. Governments conduct a census to quantify the resident population size within a given jurisdiction. The term is also applied to non-human animals, microorganisms, and pl ...
s and
plant communities A plant community is a collection or Association (ecology), association of plant species within a designated geographical unit, which forms a relatively uniform patch, distinguishable from neighboring patches of different vegetation types. The comp ...
. He was particularly interested in
chromosomal A chromosome is a package of DNA containing part or all of the genetic material of an organism. In most chromosomes, the very long thin DNA fibers are coated with nucleosome-forming packaging proteins; in eukaryotic cells, the most importa ...
and ecological races of plant species. He did field work in
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
,
Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...
, various European mountain regions and in
Argentina Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of , making it the List of South American countries by area, second-largest country in South America after Brazil, the fourt ...
. His investigation of the
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
flora were particularly ground-breaking. He was a co-founder of
Flora Europaea The ''Flora Europaea'' is a 5-volume encyclopedia of plants, published between 1964 and 1993 by Cambridge University Press. The aim was to describe all the national Floras of Europe in a single, authoritative publication to help readers identify ...
and he authored the Flora of Greenland (1968). The genus
Boechera ''Boechera'' (rockcress) is a genus of the family Brassicaceae. It was named after the Danish botanist Tyge W. Böcher (1909–1983), who was known for his research in alpine plants, including the mustards ''Draba'' and ''Boechera holboellii''. ...
Á.Löve & D.Löve is named after him.


Scientific works by T.W. Böcher


1932-1935

* Beiträge zur Zytologie der Gattung
Anemone ''Anemone'' () is a genus of flowering plants in the buttercup family Ranunculaceae. Plants of the genus are commonly called windflowers. They are native to the temperate and subtropical regions of all regions except Australia, New Zealand, and ...
.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
42: 183-206. 1932. **Keywords:
Pulsatilla pratensis The genus ''Pulsatilla'' contains about 40 species of herbaceous perennial plants native to meadows and prairies of North America, Europe, and Asia. Common names include pasque flower (or pasqueflower), wind flower, prairie crocus, Easter flower, ...
,
Pulsatilla vernalis ''Pulsatilla vernalis'' (spring pasqueflower, arctic violet, lady of the snows) is a species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce ...
,
Pulsatilla vulgaris ''Pulsatilla vulgaris'', the pasqueflower, is a species of flowering plant belonging to the buttercup family (Ranunculaceae), found locally on calcareous grassland in Europe, and widely cultivated in gardens. It was considered part of the genus ' ...
,
cytology Cell biology (also cellular biology or cytology) is a branch of biology that studies the structure, function, and behavior of cells. All living organisms are made of cells. A cell is the basic unit of life that is responsible for the living an ...
* Phytogeographical studies of the
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
flora based upon investigations of the coast between
Scoresby Sound Scoresby Sound (Danish: ''Scoresby Sund'', Greenlandic language, Greenlandic: ''Kangertittivaq'') is a large fjord system of the Greenland Sea on the eastern coast of Greenland. It has a tree-like structure, with a main body approximately
and
Angmagsalik Tasiilaq, formerly Ammassalik or Angmagssalik ( Danish names: Kong Oscars Havn or simply Oscarshavn), is a town on Ammassalik Island in southeastern Greenland, within the municipality of Sermersooq. With 1,985 inhabitants as of 2020, it is the ...
.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
104, 3. 1933. **Keywords:
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
,
plant geography 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 ...
* Studies on the vegetation of the East coast of Greenland between Scoresby Sound and Angmagsalik (Christian IX's Land).
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
104, 4. 1933 **Keywords: Greenland, arctic vegetation * Botany. Appendix to
Ejnar Mikkelsen Ejnar Mikkelsen (23 December 1880 – 1 May 1971) was a Danish polar explorer and writer. He is most known for his expeditions to Greenland. Biography Mikkelsen was born on 23 December 1880, in Brønderslev, Vester Brønderslev, Jutland, th ...
: The Blosseville Coast of East Greenland. Geographical Journal (London) 81: 400-402. 1933

**Keywords: Greenland, arctic vegetation * Om en måde til undersøgelse af konstans, skudtæthed og homogenitet (Eng. summ. On a method for investigating constancy, shoots density and homogeneity).
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
43: 278-304. 1935. **Keywords:
methodology In its most common sense, methodology is the study of research methods. However, the term can also refer to the methods themselves or to the philosophical discussion of associated background assumptions. A method is a structured procedure for bri ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...


1936-1939

*
cytological Cell biology (also cellular biology or cytology) is a branch of biology that studies the structure, function, and behavior of cells. All living organisms are made of cells. A cell is the basic unit of life that is responsible for the living an ...
studies on
Campanula rotundifolia ''Campanula rotundifolia'', the common harebell, Scottish bluebell, or bluebell of Scotland, is a species of flowering plant in the bellflower family Campanulaceae. This herbaceous perennial is found throughout the temperate regions of the northe ...
.
Hereditas ''Hereditas'' (not to be confused with another journal called ''Heredity'') is a scientific journal concerning genetics. It has been published since 1920 by the Mendelska sällskapet i Lund (Mendelian Society of Lund). In its long history it has p ...
22: 269-277. 1936. * Udbredelsen af Ericaceæ, Vacciniaceæ og Empetraceæ i Danmark. Summary: The distribution of the Ericaceæ, Vacciniaceæ and Empetraceæ in Denmark (Danmarks topografisk-botaniske Undersøgelse Nr. 3).
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
44: 5-40, 12 maps. 1937. **Keywords:
Calluna vulgaris ''Calluna vulgaris'', common heather, ling, or simply heather, is the sole species in the genus ''Calluna'' in the flowering plant family Ericaceae. It is a low-growing evergreen shrub growing to tall, or rarely to and taller, and is found wide ...
,
Empetrum nigrum ''Empetrum nigrum'', crowberry, black crowberry, mossberry, or, in western Alaska, Labrador, etc., blackberry, is a flowering plant species in the heather family Ericaceae with a near circumboreal distribution in the Northern Hemisphere. Desc ...
,
Erica tetralix ''Erica tetralix'', the cross-leaved heath, is a species of flowering plant in the family Ericaceae, native to western Europe. Description It is a perennial subshrub with glandular leaves in whorls of four (whence the name). Appearing in summe ...
,
Vaccinium myrtillus ''Vaccinium myrtillus'' or European blueberry is a Holarctic realm, holarctic species of shrub with edible fruit of blue color, known by the common names bilberry, blaeberry, wimberry, and whortleberry. It is more precisely called common bilberr ...
,
Vaccinium oxycoccos ''Vaccinium oxycoccos'' is a species of cranberry in the heath family. It is known as small cranberry, marshberry, bog cranberry, swamp cranberry, or (particularly in Britain) just cranberry. It occurs broadly across cooler climates in the tempe ...
,
Vaccinium uliginosum ''Vaccinium uliginosum'' (bog bilberry, bog blueberry, northern bilberry or western blueberry) is a Eurasian and North American flowering plant in the heath family Ericaceae. Description ''Vaccinium uliginosum'' is a small deciduous shrub growi ...
,
Vaccinium vitis-idaea ''Vaccinium vitis-idaea'' is a small evergreen shrub in the heath family, Ericaceae. It is known colloquially as the lingonberry, partridgeberry, foxberry, mountain cranberry, or cowberry. It is native to boreal forest and Arctic tundra throug ...
,
plant geography 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 ...
* Nogle studier over Færøernes alpine vegetation usammenfassung: Einige Studien über die alpine Vegetation der Färöer Inseln
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
44: 154-201. 1937. **Keywords:
Faroe Islands The Faroe Islands ( ) (alt. the Faroes) are an archipelago in the North Atlantic Ocean and an autonomous territory of the Danish Realm, Kingdom of Denmark. Located between Iceland, Norway, and the United Kingdom, the islands have a populat ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...
* Biological distributional types in the flora of
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
. A study on the flora and plant-geography of South
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
and East
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
between Cape Farewell and Scoresby Sound. Doctoral thesis,
University of Copenhagen The University of Copenhagen (, KU) is a public university, public research university in Copenhagen, Copenhagen, Denmark. Founded in 1479, the University of Copenhagen is the second-oldest university in Scandinavia, after Uppsala University. ...
.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
106, 2: 1-136. 1938. **Keywords:
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
,
plant geography 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 ...
* cytological studies in the genus
Ranunculus ''Ranunculus'' is a large genus of about 1750 species of flowering plants in the family Ranunculaceae. Members of the genus are known as buttercups, spearworts and water crowfoots. The genus is distributed worldwide, primarily in temperate an ...
.
Dansk Botanisk Arkiv ''Dansk Botanisk Arkiv'' was a Danish scientific journal or monograph series concerning botany, issued by the Danish Botanical Society. It was published from 1913 to 1980. Articles were written in Danish, German, English and French. The synonym ...
9, 4: 1-33. 1938. * Zur Zytologie einiger arktischen und borealen Blütenpflanzen.
Svensk Botanisk Tidskrift ''Svensk Botanisk Tidskrift'' is a peer-reviewed scientific journal on botany published by the Svenska Botaniska Föreningen since 1907. It is published five times a year. It is abstracted and indexed in BIOSIS Previews and Scopus Scopus is a ...
32: 346-361. 1938.


1940-1944

* Studies on the plant-geography of the North-Atlantic heath-formation. I. The
heaths A heath () is a shrubland habitat found mainly on free-draining infertile, acidic soils and is characterised by open, low-growing woody vegetation. Moorland is generally related to high-ground heaths with—especially in Great Britain—a coole ...
of the Faeroes. Biologiske Meddelelser /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
15, 3: 1-64. 1940. **Keywords:
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...
* Introductory studies on variation and life-forms in Brunella vulgaris L.
Dansk Botanisk Arkiv ''Dansk Botanisk Arkiv'' was a Danish scientific journal or monograph series concerning botany, issued by the Danish Botanical Society. It was published from 1913 to 1980. Articles were written in Danish, German, English and French. The synonym ...
10, 3: 1-15. 1940. **Keywords:
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
* Vegetationen på Randbøl Hede. Med særlig hensyntagen til det fredede areal. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
1, 3: 1-234. 1941. **Keywords:
Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...
,
Heath A heath () is a shrubland habitat found mainly on free-draining infertile, acidic soils and is characterised by open, low-growing woody vegetation. Moorland is generally related to high-ground heaths with—especially in Great Britain—a coole ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...
* Beiträge zur Pflanzengeographie und Ökologie dänischer Vegetation. 1. Über die Flechtenheiden und Dünen der Insel Läsö. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
2, 1: 1-38. 1941. **Keywords:
Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...
,
Heath A heath () is a shrubland habitat found mainly on free-draining infertile, acidic soils and is characterised by open, low-growing woody vegetation. Moorland is generally related to high-ground heaths with—especially in Great Britain—a coole ...
,
Lichen A lichen ( , ) is a hybrid colony (biology), colony of algae or cyanobacteria living symbiotically among hypha, filaments of multiple fungus species, along with yeasts and bacteria embedded in the cortex or "skin", in a mutualism (biology), m ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...
* On the origin of Saxifraga nathorsti (Dusén) v. Hayek.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
131, 2: 1-14. 1941. **Keywords:
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
,
speciation Speciation is the evolutionary process by which populations evolve to become distinct species. The biologist Orator F. Cook coined the term in 1906 for cladogenesis, the splitting of lineages, as opposed to anagenesis, phyletic evolution within ...
* Vegetationsstudier på halvøen Ulvshale.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
46: 1-42. 1942. **Keywords:
Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...
* Studies on variation and biology in
Plantago lanceolata ''Plantago lanceolata'' is a species of flowering plant in the plantain family Plantaginaceae. It is known by the common names ribwort plantain, narrowleaf plantain, English plantain, ribleaf, lamb's tongue, and buckhorn. It is a common weed on ...
L.
Dansk Botanisk Arkiv ''Dansk Botanisk Arkiv'' was a Danish scientific journal or monograph series concerning botany, issued by the Danish Botanical Society. It was published from 1913 to 1980. Articles were written in Danish, German, English and French. The synonym ...
. 11,3: 1-18. 1943. **Keywords:
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
* Studies on the plant geography of the North-Atlantic heath formation II. Danish dwarf shrub communities in relation to those of Northern Europe. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
2, 7: 1-130. 1943. **Keywords:
Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...
,
Heath A heath () is a shrubland habitat found mainly on free-draining infertile, acidic soils and is characterised by open, low-growing woody vegetation. Moorland is generally related to high-ground heaths with—especially in Great Britain—a coole ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...
* Nordische Verbreitungstypen.
Svensk Botanisk Tidskrift ''Svensk Botanisk Tidskrift'' is a peer-reviewed scientific journal on botany published by the Svenska Botaniska Föreningen since 1907. It is published five times a year. It is abstracted and indexed in BIOSIS Previews and Scopus Scopus is a ...
37: 352-370. 1943. **Keywords:
Scandinavia Scandinavia is a subregion#Europe, subregion of northern Europe, with strong historical, cultural, and linguistic ties between its constituent peoples. ''Scandinavia'' most commonly refers to Denmark, Norway, and Sweden. It can sometimes also ...
,
plant geography 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 ...
*
Polyploidy Polyploidy is a condition in which the cells of an organism have more than two paired sets of ( homologous) chromosomes. Most species whose cells have nuclei (eukaryotes) are diploid, meaning they have two complete sets of chromosomes, one fro ...
in the genus
Koeleria ''Koeleria'' is a common and widespread genus of plants in the grass family, found on all continents except Antarctica and on various oceanic islands. It includes species known generally as Junegrasses. The genus was named after German botanis ...
.
Hereditas ''Hereditas'' (not to be confused with another journal called ''Heredity'') is a scientific journal concerning genetics. It has been published since 1920 by the Mendelska sällskapet i Lund (Mendelian Society of Lund). In its long history it has p ...
29: 499-500. 1943. **Keywords: cytology,
Koeleria glauca ''Koeleria glauca'', commonly known as blue hair grass, is a grass species of the genus ''Koeleria''. It grows in dunes and other sandy places. It is mainly distributed in eastern Central Europe, with its western outposts in the coastal dunes of ...
,
Koeleria pyramidata ''Koeleria pyramidata'' is a Eurasian plant species in the Poaceae, grass family. It is found in grasslands from France + Denmark to Nepal + Siberia.Veronica officinalis ''Veronica officinalis'', the heath speedwell, common gypsyweed, common speedwell, or Paul's betony, is a species of flowering plant in the plantain family Plantaginaceae. It is native to Europe and western Asia. It has been introduced to Nort ...
in relation to genetic and environmental factors.
Dansk Botanisk Arkiv ''Dansk Botanisk Arkiv'' was a Danish scientific journal or monograph series concerning botany, issued by the Danish Botanical Society. It was published from 1913 to 1980. Articles were written in Danish, German, English and French. The synonym ...
11, 7: 1-20. 1944. **Keywords: cytology,
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...


1945-1949

* Beiträge zur Pflanzengeographie und Ökologie Dänischer Vegetation. II. Über die Waldsaum- und Graskrautgesellschaften trockener und halbtrockener Böden der Insel Seeland mit besonderer Berücksichtigung der Strandabhänge und Strandebenen. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
4, 1: 1-163. 1945. **Keywords:
Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...
,
grassland A grassland is an area where the vegetation is dominance (ecology), dominated by grasses (Poaceae). However, sedge (Cyperaceae) and rush (Juncaceae) can also be found along with variable proportions of legumes such as clover, and other Herbaceo ...
,
plant geography 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 ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...
* Meiosis in
Anemone apennina ''Anemonoides apennina'' (syn. ''Anemone apennina''), the Apennine anemone or blue anemone, is a flowering plant in the family Ranunculaceae. It is a rhizomatous perennial plant, native to southern central Europe, taking its name from the Apennin ...
with special reference to chiasma localisation.
Hereditas ''Hereditas'' (not to be confused with another journal called ''Heredity'') is a scientific journal concerning genetics. It has been published since 1920 by the Mendelska sällskapet i Lund (Mendelian Society of Lund). In its long history it has p ...
31: 221-237. 1945. **Keywords: cytology * Ochromonas viridis sp.n., a green flagellate belonging to Chrysomonadinae. Videnskabelige meddelelser fra Dansk Naturhistorisk Forening 108: 233-238. 1945. **Keywords:
algae Algae ( , ; : alga ) is an informal term for any organisms of a large and diverse group of photosynthesis, photosynthetic organisms that are not plants, and includes species from multiple distinct clades. Such organisms range from unicellular ...
* Græs-urte-vegetationen pa Høje Møn.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
48: 1-45. 1946. **Keywords:
Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...
,
grassland A grassland is an area where the vegetation is dominance (ecology), dominated by grasses (Poaceae). However, sedge (Cyperaceae) and rush (Juncaceae) can also be found along with variable proportions of legumes such as clover, and other Herbaceo ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...
* Dichothrix gelatinosa sp. n. Its structure and resting organs. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
4, 4: 1-14. 1946. **Keywords:
algae Algae ( , ; : alga ) is an informal term for any organisms of a large and diverse group of photosynthesis, photosynthetic organisms that are not plants, and includes species from multiple distinct clades. Such organisms range from unicellular ...
* Some experiments to elucidate the influence of winter conditions on shoot development and floral initiation on various races of
Prunella vulgaris ''Prunella vulgaris'', the common self-heal, heal-all, woundwort, heart-of-the-earth, carpenter's herb, brownwort or blue curls, is a herbaceous plant in the mint family Lamiaceae. Description ''Prunella vulgaris'' grows high, with creeping, s ...
and Ranunculus acer.
Dansk Botanisk Arkiv ''Dansk Botanisk Arkiv'' was a Danish scientific journal or monograph series concerning botany, issued by the Danish Botanical Society. It was published from 1913 to 1980. Articles were written in Danish, German, English and French. The synonym ...
12, 3: 1-16. 1946. **Keywords:
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
* Pseudanabaena biceps, a new sapropelic species from bottom mud.
Botaniska Notiser ''Botaniska Notiser'' was a Swedish scientific journal, scientific periodical concerning botany, issued in Lund, by Societate botanica Lundensi or unds Botaniska Förening It was published from 1839 to 1980, when it fused with ''Botanisk Tidssk ...
1946: 281-284. 1946 **Keywords:
algae Algae ( , ; : alga ) is an informal term for any organisms of a large and diverse group of photosynthesis, photosynthetic organisms that are not plants, and includes species from multiple distinct clades. Such organisms range from unicellular ...
* Cytogenetic and biological studies in
Geranium robertianum ''Geranium robertianum'', commonly known as herb-robert or, in North America, as Robert's geranium, is a species of cranesbill that is widespread throughout the northern hemisphere and introduced to some countries in the southern. It is common i ...
L. Biologiske Meddelelser /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
20, 8: 1-29. 1947. **Keywords: cytology,
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
* Festuca polesica Zapał., its
chromosome number Ploidy () is the number of complete sets of chromosomes in a cell, and hence the number of possible alleles for autosomal and pseudoautosomal genes. Here ''sets of chromosomes'' refers to the number of maternal and paternal chromosome copies, ...
and occurrence in Denmark.
Botaniska Notiser ''Botaniska Notiser'' was a Swedish scientific journal, scientific periodical concerning botany, issued in Lund, by Societate botanica Lundensi or unds Botaniska Förening It was published from 1839 to 1980, when it fused with ''Botanisk Tidssk ...
1947: 353-360. 1947. **Keywords: cytology * Cytological studies of Arabis holboellii Hornem.
Hereditas ''Hereditas'' (not to be confused with another journal called ''Heredity'') is a scientific journal concerning genetics. It has been published since 1920 by the Mendelska sällskapet i Lund (Mendelian Society of Lund). In its long history it has p ...
33: 573. 1947. * & T. Christensen & M.S. Christiansen. Slope and dune vegetation of North Jutland. I. Himmerland. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
4, 4: 1-78. 1946. **Keywords:
Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...
,
dune A dune is a landform composed of wind- or water-driven sand. It typically takes the form of a mound, ridge, or hill. An area with dunes is called a dune system or a dune complex. A large dune complex is called a dune field, while broad, flat ...
,
grassland A grassland is an area where the vegetation is dominance (ecology), dominated by grasses (Poaceae). However, sedge (Cyperaceae) and rush (Juncaceae) can also be found along with variable proportions of legumes such as clover, and other Herbaceo ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...
*
Plant geography 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 ...
and
plant sociology 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 spec ...
. In: The Humanities and Sciences in Denmark during the Second World War; pp. 309–312. Copenhagen 1948. * Contributions to the flora and
plant geography 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 ...
of West
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
. I.
Selaginella rupestris ''Selaginella rupestris'', the northern selaginella sometimes locally known as ledge spike-moss or rock spike-moss, is a species of spike-moss occurring in dry rocky places in eastern North America, including one locality in Greenland Green ...
and Sisyrinchium montanum.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
147, 3: 1-26. 1948. * Studies on the sapropelic flora of the lake Flyndersø with special reference to the Oscillatoriaceae. Biologiske Meddelelser /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
21, 1: 1-46. 1949. **Keywords:
algae Algae ( , ; : alga ) is an informal term for any organisms of a large and diverse group of photosynthesis, photosynthetic organisms that are not plants, and includes species from multiple distinct clades. Such organisms range from unicellular ...
* The botanical expedition to West
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
1946.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
147, 1: 1-28. 1949. * Climate, soil and lakes in continental West
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
in relation to plant life.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
147, 2: 1-63. 1949. * Racial divergences in
Prunella vulgaris ''Prunella vulgaris'', the common self-heal, heal-all, woundwort, heart-of-the-earth, carpenter's herb, brownwort or blue curls, is a herbaceous plant in the mint family Lamiaceae. Description ''Prunella vulgaris'' grows high, with creeping, s ...
in relation to habitat and climate.
New Phytologist ''New Phytologist'' is a peer-reviewed scientific journal published on behalf of the New Phytologist Foundation by Wiley-Blackwell. It covers all aspects of botany and was established in 1902 by Arthur Tansley, who served as editor until 1931. M ...
48: 285-314. 1949

**Keywords:
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...


1950-1954

* Structure and biology of four species of the Stigonemataceae from a shallow pool at Ivigtut.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
147, 5: 1-120. 1950. **Keywords:
algae Algae ( , ; : alga ) is an informal term for any organisms of a large and diverse group of photosynthesis, photosynthetic organisms that are not plants, and includes species from multiple distinct clades. Such organisms range from unicellular ...
,
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
* Chromosome behaviour and syncyte formation in Phleum, Phleum phleoides (L.) Karst.
Botaniska Notiser ''Botaniska Notiser'' was a Swedish scientific journal, scientific periodical concerning botany, issued in Lund, by Societate botanica Lundensi or unds Botaniska Förening It was published from 1839 to 1980, when it fused with ''Botanisk Tidssk ...
1950: 353-368. 1950. **Keywords: cytology * &
Kai Larsen Kai Larsen (15 November 1926 in Hillerød – 23 August 2012) was a Denmark, Danish botanist. Kai Larsen was professor of botany (Emeritus from 1-12-1996) at University of Aarhus, Århus University, Denmark. He was the Danish editor of Flora ...
.
Chromosome number Ploidy () is the number of complete sets of chromosomes in a cell, and hence the number of possible alleles for autosomal and pseudoautosomal genes. Here ''sets of chromosomes'' refers to the number of maternal and paternal chromosome copies, ...
s of some Arctic or boreal flowering plants.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
147, 6: 1-32. 1950. * Contributions to the flora and
plant geography 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 ...
of West
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
II. The
Carex capitata ''Carex capitata'' is a species of sedge known by the common name capitate sedge. It has a circumboreal distribution including Norway, Russia, Siberia, Alaska, Canada and Greenland. Growing in wet places in boreal forests and mountain meadows in ...
-, the Luzula multiflora-, and the Torularia humilis-complexes.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
147, 7: 1-39. 1950. **Keywords: arctic vegetation * A. Noe-Nygaard, Chr. Vibe T.W. Böcher & E. Holtved. Notes on Danish scientific work since 1939. Arctic 4: 50-56. 1951

* Botanical investigations in South West
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
, 1946. Arctic 4 (1): 46-49. 1951

* Studies on morphological progression and evolution in the vegetable kingdom. Biologiske Meddelelser /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
18, 13: 1-51. 1951. **Keywords:
evolution Evolution is the change in the heritable Phenotypic trait, characteristics of biological populations over successive generations. It occurs when evolutionary processes such as natural selection and genetic drift act on genetic variation, re ...
* Distributions of plants in the circumpolar area in relation to ecological and historical factors.
Journal of Ecology The ''Journal of Ecology'' is a bimonthly peer-reviewed scientific journal covering all aspects of the ecology of plants. It was established in 1913 and is published by Wiley-Blackwell on behalf of the British Ecological Society. The journal pub ...
39: 376-395. 1951

**Keywords:
plant geography 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 ...
,
Holarctic The Holarctic realm is a biogeographic realm that comprises the majority of habitats found throughout the continents in the Northern Hemisphere. It corresponds to the floristic Boreal Kingdom. It includes both the Nearctic zoogeographical reg ...
* Studies on the distribution of the units within the collective species of Stellaria longipes.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
48: 401-420. 1951. **Keywords:
Caryophyllaceae Caryophyllaceae, commonly called the pink family or carnation family, is a family (biology), family of flowering plants. It is included in the dicotyledon order Caryophyllales in the APG III system, alongside 33 other families, including Amaranth ...
,
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
,
plant geography 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 ...
* Cytological and embryologal studies in the amphiapomictic Arabis holboellii complex. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
6, 7: 1-59. 1951. *
Lichen A lichen ( , ) is a hybrid colony (biology), colony of algae or cyanobacteria living symbiotically among hypha, filaments of multiple fungus species, along with yeasts and bacteria embedded in the cortex or "skin", in a mutualism (biology), m ...
-
heaths A heath () is a shrubland habitat found mainly on free-draining infertile, acidic soils and is characterised by open, low-growing woody vegetation. Moorland is generally related to high-ground heaths with—especially in Great Britain—a coole ...
and plant
succession Succession is the act or process of following in order or sequence. Governance and politics *Order of succession, in politics, the ascension to power by one ruler, official, or monarch after the death, resignation, or removal from office of ...
at Østerby on the isle of
Læsø Læsø ("Isle of Ægir, Hlér") is the largest island in the North Sea bay of Kattegat, and is located off the northeast coast of the Jutland Peninsula, the Denmark, Danish mainland. Læsø is also the name of the municipality (Danish language, D ...
in the
Kattegat The Kattegat (; ; ) is a sea area bounded by the peninsula of Jutland in the west, the Danish straits islands of Denmark and the Baltic Sea to the south and the Swedish provinces of Bohuslän, Västergötland, Halland and Scania in Swede ...
. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
7, 4: 1-24. 1952. **Keywords:
Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...
* A study of the circumpolar Carex heleonastes- amblyorhyncha complex. Acta Arctica 5: 1-31. 1952.- **Keywords:
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
,
speciation Speciation is the evolutionary process by which populations evolve to become distinct species. The biologist Orator F. Cook coined the term in 1906 for cladogenesis, the splitting of lineages, as opposed to anagenesis, phyletic evolution within ...
* Contributions to the flora and plant geography of West
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
. III.
Vascular plants Vascular plants (), also called tracheophytes (, ) or collectively tracheophyta (; ), are plants that have lignified tissues (the xylem) for conducting water and minerals throughout the plant. They also have a specialized non-lignified tissue ( ...
collected or observed during the botanical expedition to West
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
1946.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
147, 9: 1-85. 1952. * Vegetationsudvikling i forhold til marin akkumulation. 1. Korshage ved indløbet til
Isefjord Ise Fjord () is a deeply branched arm of the sea into the Danish island Zealand. From its relatively narrow entrance from the Kattegat at Hundested and Rørvig, branches of Ise Fjord stretch 35 km inland and divide the northern part of Zea ...
.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
49: 1-32. 1952. **Keywords:
Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...
,
succession Succession is the act or process of following in order or sequence. Governance and politics *Order of succession, in politics, the ascension to power by one ruler, official, or monarch after the death, resignation, or removal from office of ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...
* Some small collections of
vascular plants Vascular plants (), also called tracheophytes (, ) or collectively tracheophyta (; ), are plants that have lignified tissues (the xylem) for conducting water and minerals throughout the plant. They also have a specialized non-lignified tissue ( ...
form the Southern part of
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
49: 196-198. 1952. * & K. Larsen & K. Rahn. Experimental and cytological studies on plant species. 1. Kohlrauschia prolifera and
Plantago coronopus ''Plantago coronopus'', the buck's-horn plantain, is a herbaceous annual to perennial flowering plant in the family Plantaginaceae. Other common names in the US and Italy include minutina and erba stella. Description ''Plantago coronopus'' pro ...
.
Hereditas ''Hereditas'' (not to be confused with another journal called ''Heredity'') is a scientific journal concerning genetics. It has been published since 1920 by the Mendelska sällskapet i Lund (Mendelian Society of Lund). In its long history it has p ...
39: 289-304. 1953. * Cultivation experiments with
Geranium robertianum ''Geranium robertianum'', commonly known as herb-robert or, in North America, as Robert's geranium, is a species of cranesbill that is widespread throughout the northern hemisphere and introduced to some countries in the southern. It is common i ...
,
Veronica officinalis ''Veronica officinalis'', the heath speedwell, common gypsyweed, common speedwell, or Paul's betony, is a species of flowering plant in the plantain family Plantaginaceae. It is native to Europe and western Asia. It has been introduced to Nort ...
and
Prunella vulgaris ''Prunella vulgaris'', the common self-heal, heal-all, woundwort, heart-of-the-earth, carpenter's herb, brownwort or blue curls, is a herbaceous plant in the mint family Lamiaceae. Description ''Prunella vulgaris'' grows high, with creeping, s ...
. Proc. 7th International Bot. Congr. Stockholm 1950: 268-269. 1953. * The
steppe In physical geography, a steppe () is an ecoregion characterized by grassland plains without closed forests except near rivers and lakes. Steppe biomes may include: * the montane grasslands and shrublands biome * the tropical and subtropica ...
vegetation in continental West
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
. Proc. 7th International Bot. Congr. Stockholm 1950: 612-613. 1954. **Keywords:
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...
* Studies on
Europe Europe is a continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere. It is bordered by the Arctic Ocean to the north, the Atlantic Ocean to the west, the Mediterranean Sea to the south, and Asia to the east ...
an calcareous fixed
dune A dune is a landform composed of wind- or water-driven sand. It typically takes the form of a mound, ridge, or hill. An area with dunes is called a dune system or a dune complex. A large dune complex is called a dune field, while broad, flat ...
communities.
Vegetatio ''Plant Ecology'' is a scientific journal on plant ecology, formerly known as ''Vegetatio'', a journal whose editors resigned in protest of high pricing. The journal publishes original scientific papers on the ecology of vascular plants and terres ...
5-6: 562-570. 1954

**Keywords:
dune A dune is a landform composed of wind- or water-driven sand. It typically takes the form of a mound, ridge, or hill. An area with dunes is called a dune system or a dune complex. A large dune complex is called a dune field, while broad, flat ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...
* Experimental taxonomical studies in the Arabis holboellii complex.
Svensk Botanisk Tidskrift ''Svensk Botanisk Tidskrift'' is a peer-reviewed scientific journal on botany published by the Svenska Botaniska Föreningen since 1907. It is published five times a year. It is abstracted and indexed in BIOSIS Previews and Scopus Scopus is a ...
48: 31-44. 1954. * Natural populations of
Pulsatilla The genus ''Pulsatilla'' contains about 40 species of herbaceous perennial plants native to meadows and prairies of North America, Europe, and Asia. Common names include pasque flower (or pasqueflower), wind flower, prairie crocus, Easter flower, ...
in
Zealand Zealand ( ) is the largest and most populous islands of Denmark, island in Denmark proper (thus excluding Greenland and Disko Island, which are larger in size) at 7,031 km2 (2715 sq. mi.). Zealand had a population of 2,319,705 on 1 Januar ...
.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
51: 33-47. 1954. **Keywords:
Pulsatilla pratensis The genus ''Pulsatilla'' contains about 40 species of herbaceous perennial plants native to meadows and prairies of North America, Europe, and Asia. Common names include pasque flower (or pasqueflower), wind flower, prairie crocus, Easter flower, ...
,
Pulsatilla vulgaris ''Pulsatilla vulgaris'', the pasqueflower, is a species of flowering plant belonging to the buttercup family (Ranunculaceae), found locally on calcareous grassland in Europe, and widely cultivated in gardens. It was considered part of the genus ' ...
* Oceanic and continental vegetational complexes in Southwest
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
148, 1: 1-336. 1954. **Keywords:
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...


1955-1959

* Böcher, T.W., Holmen, K. & Dunbar, M.J. Recent biological research in
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
. Arctic 7 (3-4): 284-295. 1955

* & K. Larsen & K. Rahn. Experimental and cytological studies on plant species II.
Trifolium arvense ''Trifolium arvense'', commonly known as the hare's-foot clover, rabbitfoot clover, stone clover or oldfield clover, is a flowering plant in the bean family Fabaceae. This species of clover is native to most of Europe, excluding the Arctic zone, ...
and some other pauciennial herbs. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
8, 3: 1-31. 1955. **Keywords:
Acinos arvensis ''Clinopodium acinos'', many synonyms including ''Acinos arvensis'', known commonly as basil thyme and spring savory, is a species of flowering plant in the family Lamiaceae. It is a perennial that usually grows about high and spreads . It pref ...
, cytology,
Galium aparine ''Galium aparine'', with common names including cleavers, clivers, catchweed, robin-run-the-hedge, goosegrass, and sticky willy, is an annual, herbaceous plant of the family Rubiaceae. Names ''Galium aparine'' is known by a variety of common n ...
,
Petrorhagia prolifera ''Petrorhagia prolifera'' is a species of flowering plant belonging to the family Caryophyllaceae Caryophyllaceae, commonly called the pink family or carnation family, is a family (biology), family of flowering plants. It is included in the di ...
,
Trifolium arvense ''Trifolium arvense'', commonly known as the hare's-foot clover, rabbitfoot clover, stone clover or oldfield clover, is a flowering plant in the bean family Fabaceae. This species of clover is native to most of Europe, excluding the Arctic zone, ...
* & K. Larsen & K. Rahn. Experimental and cytological studies on plant species III.
Plantago coronopus ''Plantago coronopus'', the buck's-horn plantain, is a herbaceous annual to perennial flowering plant in the family Plantaginaceae. Other common names in the US and Italy include minutina and erba stella. Description ''Plantago coronopus'' pro ...
and allied species.
Hereditas ''Hereditas'' (not to be confused with another journal called ''Heredity'') is a scientific journal concerning genetics. It has been published since 1920 by the Mendelska sällskapet i Lund (Mendelian Society of Lund). In its long history it has p ...
41: 423-453. 1955. * & K. Larsen. Chromosome studies on some European flowering plants.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
52: 125-132. 1955. **Keywords:
Anthriscus sylvestris ''Anthriscus sylvestris'', known as cow parsley, wild chervil, wild beaked parsley, Queen Anne's lace or keck, is a herbaceous biennial or short-lived perennial plant in the family Apiaceae (Umbelliferae). It is also sometimes called mother-die ...
,
Arabis glabra ''Turritis glabra'', commonly known as tower rockcress or tower mustard, is a tall, slim, grey-green plant with small creamy flowers at the top of the stem. It usually grows on poor chalky or sandy soils, in open situations. It is native to Europ ...
,
Arnica montana ''Arnica montana'', also known as wolf's bane, leopard's bane, mountain tobacco and mountain arnica, is a moderately toxic European flowering plant in the daisy family Asteraceae that has a large yellow head (botany), flower head. The names "wol ...
, Centaurea scabiosa,
Chaerophyllum temulum ''Chaerophyllum temulum'', the rough chervil, is a species of flowering plant in the family Apiaceae. Unlike several other species in the genus, ''Chaerophyllum temulum'' is poisonous.Starý, František, Poisonous Plants (Hamlyn colour guides) ...
,
Cytisus scoparius ''Cytisus scoparius'' ( syn. ''Sarothamnus scoparius''), the common broom or Scotch broom, is a deciduous leguminous shrub native to western and central Europe. In Great Britain and Ireland, the standard name is broom; this name is also used fo ...
, cytology,
Dryas octopetala ''Dryas octopetala'', the mountain avens, eightpetal mountain-avens, white dryas or white dryad, is an Arctic–alpine flowering plant in the family Rosaceae. It is a small prostrate evergreen subshrub forming large colonies. The specific epithe ...
,
Geranium robertianum ''Geranium robertianum'', commonly known as herb-robert or, in North America, as Robert's geranium, is a species of cranesbill that is widespread throughout the northern hemisphere and introduced to some countries in the southern. It is common i ...
,
Senecio jacobaea ''Jacobaea vulgaris'', syn. ''Senecio jacobaea'', is a very common wild flower in the family Asteraceae that is native to northern Eurasia, usually in dry, open places, and has also been widely distributed as a weed elsewhere. Common names inc ...
,
Vincetoxicum hirundinaria ''Vincetoxicum hirundinaria'', commonly named white swallow-wort, is a long-lived herbaceous perennial of the genus '' Vincetoxicum'' in the family Apocynaceae. Etymology The generic name ''Vincetoxicum'', in Latin meaning ‘conqueror of poiso ...
* Further studies in
Braya humilis ''Braya humilis'', also known as low northern rockcress, is a species of plant. It was first described in 1831. Description ''Braya humilis'' is a perennial species with short, stout leaves that form a rosette at the base. Distribution ''Br ...
and allied species.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
124, 7: 1-29. 1956. * Area-limits and isolations of plants in relation to the physiography of the southern parts of
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
124, 8: 1-40. 1955. **Keywords:
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
,
plant geography 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 ...
* Hieracium acranthophorum var. isortoqense var. nov. With remarks on the section Foliosa in
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
53: 279-283. 1957. * & K. Larsen. Cytotaxonomical studies in the
Sanguisorba minor ''Sanguisorba minor'', the salad burnet, garden burnet, small burnet, burnet (also used for ''Sanguisorba'' generally), :wiktionary:pimprenelle, pimpernelle, Toper's plant, and burnet-bloodwort, is an edible perennial plant, perennial herbaceou ...
complex.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
53: 284-290. 1957. * & K. Holmen & K. Jakobsen. Grønlands flora (ill. by Ingeborg Frederiksen).
København Copenhagen ( ) is the capital and most populous city of Denmark, with a population of 1.4 million in the Urban area of Copenhagen, urban area. The city is situated on the islands of Zealand and Amager, separated from Malmö, Sweden, by the ...
. 313 pp. 1957. (2nd edn 1966; Engl. edn. ‘’’Flora of Greenland’’’ 1968; 3rd edn 1978). * & K. Larsen. Cytotaxonomical studies in the
Chrysanthemum leucanthemum ''Leucanthemum vulgare'', commonly known as the ox-eye daisy, oxeye daisy, dog daisy, marguerite (, "common marguerite") and other common names, is a widespread flowering plant native to Europe and the temperate regions of Asia, and an introduced ...
complex. Watsonia 4: 11-16. 1957. * Plants collected by Danish
geodesists Geodesy or geodetics is the science of measuring and representing the geometry, gravity, and spatial orientation of the Earth in temporally varying 3D. It is called planetary geodesy when studying other astronomical bodies, such as planets ...
in Scoresbysund.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
54: 61-63. 1958. * Chromosome studies in the Ranunculus polyanthemus complex.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
54: 160-166. 1958. * & M.W. Bentzon. Density determinations in plant communities.
Oikos ''Oikos'' ( ; : ) was, in Ancient Greece, two related but distinct concepts: the family and the family's house. Its meaning shifted even within texts. The ''oikos'' was the basic unit of society in most Greek city-states. For regular Attic_G ...
9: 35-36. 1958

**Keywords:
methodology In its most common sense, methodology is the study of research methods. However, the term can also refer to the methods themselves or to the philosophical discussion of associated background assumptions. A method is a structured procedure for bri ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...
* & K. Larsen. Experimental and cytological studies on plant species. IV. Further studies in short-lived herbs. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
10, 2: 1-24. 1958. **Keywords:
Aira caryophyllea ''Aira caryophyllea'' is a species of grass known by the common name silver hairgrass. It's a species of bunchgrass that is native to Europe, Africa, and Asia. It has been introduced to other continents, including North America, where it is natur ...
,
Aira praecox ''Aira praecox'' is a species of grass known by several common names, including early hair-grass, yellow hairgrass and spike hairgrass. It is native to Europe, where it is found in dry, sandy places, on rocky outcrops, and in heath grassland. It ...
,
Alyssum alyssoides ''Alyssum alyssoides'' is a species of flowering plant in the mustard family known by several common names, including pale madwort and yellow alyssum. It is native to Eurasia, but it can be found throughout much of the temperate world as an intr ...
,
Arabidopsis thaliana ''Arabidopsis thaliana'', the thale cress, mouse-ear cress or arabidopsis, is a small plant from the mustard family (Brassicaceae), native to Eurasia and Africa. Commonly found along the shoulders of roads and in disturbed land, it is generally ...
,
Arenaria serpyllifolia ''Arenaria serpyllifolia'', commonly known as thyme-leaf sandwort, or thyme-leaved sandwort is an annual or biennial flowering plant in the pink and carnation family Caryophyllaceae. References

Arenaria (plant), serpyllifolia Flora of ...
, Bromus hordeaceus, cytology, Geranium molle,
Moehringia trinervia ''Moehringia trinervia'', commonly known as apetalous sandwort or three-nerved sandwort, is a herbaceous flowering plant in the family Caryophyllaceae. A native of Eurasia, it has been introduced into North America. Description Three-nerved s ...
,
Phleum arenarium ''Phleum'' (common name timothy) is a genus of annual and perennial plants in the grass family. The genus is native to Europe, Asia and north Africa, with one species (''P. alpinum'') also in North and South America. They are tufted grasses gr ...
,
Teesdalia nudicaulis ''Teesdalia nudicaulis'', or the common shepherd's-cress, is a species of flowering plant in the family Brassicaceae. It is native to Madeira Madeira ( ; ), officially the Autonomous Region of Madeira (), is an autonomous Regions of Portug ...
,
Trifolium arvense ''Trifolium arvense'', commonly known as the hare's-foot clover, rabbitfoot clover, stone clover or oldfield clover, is a flowering plant in the bean family Fabaceae. This species of clover is native to most of Europe, excluding the Arctic zone, ...
* & K. Larsen. Secondary
polyploidy Polyploidy is a condition in which the cells of an organism have more than two paired sets of ( homologous) chromosomes. Most species whose cells have nuclei (eukaryotes) are diploid, meaning they have two complete sets of chromosomes, one fro ...
and ecotypical differentiation in
Sarothamnus scoparius ''Cytisus scoparius'' ( syn. ''Sarothamnus scoparius''), the common broom or Scotch broom, is a deciduous leguminous shrub native to western and central Europe. In Great Britain and Ireland, the standard name is broom; this name is also used for ...
.
New Phytologist ''New Phytologist'' is a peer-reviewed scientific journal published on behalf of the New Phytologist Foundation by Wiley-Blackwell. It covers all aspects of botany and was established in 1902 by Arthur Tansley, who served as editor until 1931. M ...
57: 311-317. 1958

**Keywords: cytology,
Fabaceae Fabaceae () or Leguminosae,International Code of Nomen ...
* & K. Larsen. Geographical distribution of initiation of flowering, growth habit, and other characters in
Holcus lanatus ''Holcus lanatus'' is a perennial flowering plant in the grass family Poaceae. The specific epithet ' is Latin for 'woolly' which describes the plant's hairy texture. Common names include Yorkshire fog, tufted grass, and meadow soft grass. In Nor ...
L.
Botaniska Notiser ''Botaniska Notiser'' was a Swedish scientific journal, scientific periodical concerning botany, issued in Lund, by Societate botanica Lundensi or unds Botaniska Förening It was published from 1839 to 1980, when it fused with ''Botanisk Tidssk ...
111: 289-300. 1958. **Keywords:
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
,
phenology Phenology is the study of periodic events in biological life cycles and how these are influenced by seasonal and interannual variations in climate, as well as habitat factors (such as elevation). Examples include the date of emergence of leav ...
,
Poaceae Poaceae ( ), also called Gramineae ( ), is a large and nearly ubiquitous family of monocotyledonous flowering plants commonly known as grasses. It includes the cereal grasses, bamboos, the grasses of natural grassland and species cultivate ...
*
Tetraploid Polyploidy is a condition in which the cells of an organism have more than two paired sets of ( homologous) chromosomes. Most species whose cells have nuclei (eukaryotes) are diploid, meaning they have two complete sets of chromosomes, one fro ...
and
hexaploid Polyploidy is a condition in which the cells of an organism have more than two paired sets of ( homologous) chromosomes. Most species whose cells have nuclei (eukaryotes) are diploid, meaning they have two complete sets of chromosomes, one fro ...
Trisetum spicatum ''Trisetum spicatum'' is a species of grass known by the common name spike trisetum and spike false oat. It is native to North America, Eurasia, and South America. In North America it occurs throughout northern regions, including northern section ...
coll. A cytotaxonomical study.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
55. 23-29. 1959. * The evolution of Arctic and montane plant taxa in the light of
chromosome A chromosome is a package of DNA containing part or all of the genetic material of an organism. In most chromosomes, the very long thin DNA fibers are coated with nucleosome-forming packaging proteins; in eukaryotic cells, the most import ...
studies and comparative cultivations. Proc. 9. Internat. Bot. Congr. II A: 3-4. 1959. **Keywords:
evolution Evolution is the change in the heritable Phenotypic trait, characteristics of biological populations over successive generations. It occurs when evolutionary processes such as natural selection and genetic drift act on genetic variation, re ...
* The chromosomes of Anemone richardsoni Hook.
Botaniska Notiser ''Botaniska Notiser'' was a Swedish scientific journal, scientific periodical concerning botany, issued in Lund, by Societate botanica Lundensi or unds Botaniska Förening It was published from 1839 to 1980, when it fused with ''Botanisk Tidssk ...
112: 353-363. 1959. * Floristic and ecological studies in Middle West
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
156, 5: 1-68. 1959. * & K. Holmen & K. Jakobsen. A synoptical study of the
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
flora Flora (: floras or florae) is all the plant life present in a particular region or time, generally the naturally occurring (indigenous (ecology), indigenous) native plant, native plants. The corresponding term for animals is ''fauna'', and for f ...
.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
163, 1: 1-32. 1959.


1960-1964

* Experimental and cytological studies on plant species. V. The
Campanula rotundifolia ''Campanula rotundifolia'', the common harebell, Scottish bluebell, or bluebell of Scotland, is a species of flowering plant in the bellflower family Campanulaceae. This herbaceous perennial is found throughout the temperate regions of the northe ...
complex. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
11, 4: 1-69. 1960. * Infraspecific differentiation (Coreferate). Planta Medica 8: 224-225. 1960. **Keywords:
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
,
evolution Evolution is the change in the heritable Phenotypic trait, characteristics of biological populations over successive generations. It occurs when evolutionary processes such as natural selection and genetic drift act on genetic variation, re ...
* Floristic and taxonomic activity in
Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...
since 1945 essential to the work of
Flora Europaea The ''Flora Europaea'' is a 5-volume encyclopedia of plants, published between 1964 and 1993 by Cambridge University Press. The aim was to describe all the national Floras of Europe in a single, authoritative publication to help readers identify ...
. Floristic Reports,
Flora Europaea The ''Flora Europaea'' is a 5-volume encyclopedia of plants, published between 1964 and 1993 by Cambridge University Press. The aim was to describe all the national Floras of Europe in a single, authoritative publication to help readers identify ...
Genova Symposium 21–28 May 1961: 1-8, 1961. * The development of cytotaxonomy since Darwin's time. In: A Darwin Centenary”, P.J. Wanstall (ed.): 26-43. 1961. **Keywords: cytology,
evolution Evolution is the change in the heritable Phenotypic trait, characteristics of biological populations over successive generations. It occurs when evolutionary processes such as natural selection and genetic drift act on genetic variation, re ...
* Bibliographia Phytosociologica: Grönland. Excerpta Botanica sect. B. 3: 61-67. 1961. * The evolution of Arctic and montane plant
taxa In biology, a taxon (back-formation from ''taxonomy''; : taxa) is a group of one or more populations of an organism or organisms seen by taxonomists to form a unit. Although neither is required, a taxon is usually known by a particular name and ...
in the light of
chromosome A chromosome is a package of DNA containing part or all of the genetic material of an organism. In most chromosomes, the very long thin DNA fibers are coated with nucleosome-forming packaging proteins; in eukaryotic cells, the most import ...
studies and comparative cultivations. In: Recent Advances in Botany (Toronto): 925-928. 1961. **Keywords: cytology,
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
,
evolution Evolution is the change in the heritable Phenotypic trait, characteristics of biological populations over successive generations. It occurs when evolutionary processes such as natural selection and genetic drift act on genetic variation, re ...
* Experimental and cytological studies on plant species. VI.
Dactylis glomerata ''Dactylis glomerata'' is a species of flowering plant in the grass family Poaceae, known as cock's-foot,Interactive Flora of NW Europ''Dactylis glomerata'' (Cock's-foot)/ref> also colloquially as orchard grass, or cat grass (due to its populari ...
and
Anthoxanthum odoratum ''Anthoxanthum odoratum'' is a short-lived perennial plant, perennial grass, commonly known as sweet vernal grass, that is native to acidic grassland in Eurasia and northern Africa. It is grown as a lawn grass and a house plant, due to its swee ...
.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
56: 314-335. 1961. **Keywords:
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
,
Poaceae Poaceae ( ), also called Gramineae ( ), is a large and nearly ubiquitous family of monocotyledonous flowering plants commonly known as grasses. It includes the cereal grasses, bamboos, the grasses of natural grassland and species cultivate ...
* Studies on
Pyrolaceae Pyroloideae is a subfamily of plants in the family Ericaceae. It was formerly treated as a separate family, Pyrolaceae.Stevens, P.F. (2001 onwards).Ericaceae ''Angiosperm Phylogeny Website''. Retrieved 2014-12-29. It has also been treated as the t ...
- two interesting Wintergreens from West
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
57: 28-37. 1961. * A cytological and morphological study of the species
hybrid Hybrid may refer to: Science * Hybrid (biology), an offspring resulting from cross-breeding ** Hybrid grape, grape varieties produced by cross-breeding two ''Vitis'' species ** Hybridity, the property of a hybrid plant which is a union of two diff ...
Chamaenerion angustifolium ''Chamaenerion angustifolium'' is a perennial herbaceous flowering plant in the willowherb family, Onagraceae. It is known in North America as fireweed and in Britain and Ireland as rosebay willowherb. It is also known by the synonyms ''Chameri ...
× C. latifolium.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
58: 1-34. 1962. * & S. Lægaard. Botanical studies along the
Arfersiorfik Fjord Arfersiorfik Fjord is a large fjord along the western coast of Greenland, between the town of Aasiaat to the north and Nordre Strømfjord to the south. The name of this inlet means "the place where the whale was sighted". Geography The entrance t ...
, West
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
58: 168-190. 1962. * & M.C. Lewis. Experimental and cytological studies on plant species. VII.
Geranium sanguineum ''Geranium sanguineum'', common name bloody crane's-bill or bloody geranium, is a species of hardy flowering herbaceous perennial plant in the cranesbill family Geraniaceae. It is the county flower of Northumberland. Etymology The genus name i ...
. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
11, 5: 1-25. 1962. * Floristic and taxonomic activity in
Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...
between 1945 and 1960. Webbia 18: 165-172. 1963. * A
cytology Cell biology (also cellular biology or cytology) is a branch of biology that studies the structure, function, and behavior of cells. All living organisms are made of cells. A cell is the basic unit of life that is responsible for the living an ...
deviating west-alpine
Campanula ''Campanula'' () is the type genus of the Campanulaceae family (biology), family of flowering plants. ''Campanula'' are commonly known as bellflowers and take both their common and scientific names from the bell-shaped flowers—''campanula'' i ...
of the C. rotundifolia group.
Botaniska Notiser ''Botaniska Notiser'' was a Swedish scientific journal, scientific periodical concerning botany, issued in Lund, by Societate botanica Lundensi or unds Botaniska Förening It was published from 1839 to 1980, when it fused with ''Botanisk Tidssk ...
116: 113-121. 1963. **Keywords:
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
* The study of ecotypical variation in relation to experimental morphology. (Symposium on biosystematics, Montreal 1962). Regnum Vegetabile 27: 10-16. 1963. **Keywords:
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
*
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 ...
of
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
in the light of recent investigations. In:
North Atlantic Biota and Their History
(ed. A. & D. Löve), Oxford, Pergamon Press: 285-295. 1963. * & J.P. Hjerting & K. Rahn. Botanical studies in the Atuel Valley area,
Mendoza Province Mendoza (), officially the Province of Mendoza, is a province of Argentina, in the western central part of the country in the Cuyo region. It borders San Juan to the north, La Pampa and Neuquén to the south, San Luis to the east, and the r ...
,
Argentina Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of , making it the List of South American countries by area, second-largest country in South America after Brazil, the fourt ...
. Part l.
Dansk Botanisk Arkiv ''Dansk Botanisk Arkiv'' was a Danish scientific journal or monograph series concerning botany, issued by the Danish Botanical Society. It was published from 1913 to 1980. Articles were written in Danish, German, English and French. The synonym ...
22, 1: 1-115. 1963. * Experimental and cytological studies on plant species. VIII. Racial differentiation in amphi-atlantic
Viscaria alpina ''Silene suecica'' (also known as ''Viscaria alpina'') is a species of plant in the family Caryophyllaceae. Its common name is red Alpine catchfly and its natural habitat is the mountains of Norway and Sweden but it is sometimes found near the co ...
. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
11, 6: 1-33. 1963. **Keywords:
Caryophyllaceae Caryophyllaceae, commonly called the pink family or carnation family, is a family (biology), family of flowering plants. It is included in the dicotyledon order Caryophyllales in the APG III system, alongside 33 other families, including Amaranth ...
,
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
*
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 ...
of Middle West
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
148, 3: 1-289. 1964. * & J.P. Hjerting. Utilization of seeds from botanical gardens in biosystematic studies. Taxon 13: 95-98. 1964

* Chromosome connections and aberrations in the
Campanula persicifolia ''Campanula persicifolia'', the peach-leaved bellflower, is a flowering plant species in the family (biology), family Campanulaceae. It is an herbaceous plant, herbaceous perennial plant, perennial growing to . Its flowers are cup-shaped and can ...
group.
Svensk Botanisk Tidskrift ''Svensk Botanisk Tidskrift'' is a peer-reviewed scientific journal on botany published by the Svenska Botaniska Föreningen since 1907. It is published five times a year. It is abstracted and indexed in BIOSIS Previews and Scopus Scopus is a ...
58: 1-17. 1964. * Morphology of the vegetative body of
Metasequoia glyptostroboides ''Metasequoia glyptostroboides'', the dawn redwood, is a fast-growing, endangered deciduous pinophyta, conifer. It is the sole living species of the genus ''Metasequoia'', one of three genera in the subfamily Sequoioideae of the family (botany), ...
.
Dansk Botanisk Arkiv ''Dansk Botanisk Arkiv'' was a Danish scientific journal or monograph series concerning botany, issued by the Danish Botanical Society. It was published from 1913 to 1980. Articles were written in Danish, German, English and French. The synonym ...
24, 1: 1-70. 1964.


1965-1969

* Experimental and cytological studies on plant species. IX. Some Arctic and montane Crucifers. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
14, 7: 1-74. 1966. Keywords:
Brassicaceae Brassicaceae () or (the older but equally valid) Cruciferae () is a medium-sized and economically important Family (biology), family of flowering plants commonly known as the mustards, the crucifers, or the cabbage family. Most are herbaceous pla ...
* Experimental and cytological studies on plant species. X.
Sisyrinchium ''Sisyrinchium'' is a large genus of annual to perennial flowering plants in the family Iridaceae. Native to the New World, the species are known as blue-eyed grasses. Although they are not true grasses (Poaceae), they are monocots. Several sp ...
with special reference to the
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
representative.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
61: 273-290. 1966. **Keywords: Sisyrinchium groenlandicum * Experimental and cytological studies on plant species. XI. North Atlantic tetraploids of the
Campanula rotundifolia ''Campanula rotundifolia'', the common harebell, Scottish bluebell, or bluebell of Scotland, is a species of flowering plant in the bellflower family Campanulaceae. This herbaceous perennial is found throughout the temperate regions of the northe ...
complex. Annales Botanici Fennici 3: 287-298. 1966. **Keywords: Campanula gieseckiana,
Campanula rotundifolia ''Campanula rotundifolia'', the common harebell, Scottish bluebell, or bluebell of Scotland, is a species of flowering plant in the bellflower family Campanulaceae. This herbaceous perennial is found throughout the temperate regions of the northe ...
, cytology,
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
* Continuous variation and taxonomy. Taxon 16: 225-258. 1967

* & O.B. Lyshede. Anatomical studies in xerophytic apophyllous plants. l.
Monttea aphylla ''Monttea'' is a genus of flowering plants belonging to the family Plantaginaceae. Its native range is southern South America and is found in Argentina and Chile. The genus name of ''Monttea'' is in honour of Manuel Montt Manuel Francisco Ant ...
,
Bulnesia retama ''Bulnesia'' is a genus of flowering plants in the caltrop family, Zygophyllaceae. Species in this genus are all native to South America. The wood of some – particularly ''Bulnesia arborea, B. arborea'' and ''Bulnesia sarmientoi, B. sarmien ...
and Bredemeyera colletioides. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
16, 3: 1-44. 1968. * & J.P. Hjerting & K. Rahn. Botanical studies in the Atuel Valley Area,
Mendoza Province Mendoza (), officially the Province of Mendoza, is a province of Argentina, in the western central part of the country in the Cuyo region. It borders San Juan to the north, La Pampa and Neuquén to the south, San Luis to the east, and the r ...
,
Argentina Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of , making it the List of South American countries by area, second-largest country in South America after Brazil, the fourt ...
. Part II.
Dansk Botanisk Arkiv ''Dansk Botanisk Arkiv'' was a Danish scientific journal or monograph series concerning botany, issued by the Danish Botanical Society. It was published from 1913 to 1980. Articles were written in Danish, German, English and French. The synonym ...
22, 2: 1-178. 1968. * Experimental and cytological studies on plant species. XII.
Sibbaldia procumbens ''Sibbaldia procumbens'' (or creeping sibbaldia) is a species of flowering plant of the genus '' Sibbaldia'' in the rose family. It has an Arctic–alpine distribution; it can be found throughout the Arctic, as well as at higher elevations in t ...
and S. macrophylla.
Svensk Botanisk Tidskrift ''Svensk Botanisk Tidskrift'' is a peer-reviewed scientific journal on botany published by the Svenska Botaniska Föreningen since 1907. It is published five times a year. It is abstracted and indexed in BIOSIS Previews and Scopus Scopus is a ...
63: 188-200. 1969. **Keywords: cytology,
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
* Further studies in Arabis holboellii and allied species.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
64: 141-161. 1969.


1970-1974

* The present status of biosystematics. Taxon 19: 3-5. 1970

* Anatomical studies in Cotton-Thorn,
Tetradymia axillaris ''Tetradymia axillaris'' is a flowering plant in the Asteraceae, daisy family known by the common names longspine horsebrush and cottonthorn. This is a plant of the Artemisia (plant), sagebrush and desert plant communities of the southwestern Uni ...
A. Nels. Naturaliste Canad. 98: 225-250. 1971. * Variational pattern in
Clinopodium vulgare ''Clinopodium vulgare'', the wild basil (not to be confused with the basils of the genus ''Ocimum''), is a species of flowering plant in the family Lamiaceae. Description Wild basil is a perennial rhizomatous herb with square, upright, hairy ste ...
L. In: Evolution in Plants - Symposium held 1–4 September 1970 at Tihany, Hungary, 12: 23-29. 1972. **Keywords:
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
,
Lamiaceae The Lamiaceae ( ) or Labiatae are a family (biology), family of flowering plants commonly known as the mint, deadnettle, or sage family. Many of the plants are aromatic in all parts and include widely used culinary herbs like basil (herb), ba ...
* Evolutionary problems in the Arctic flora. In: “Taxonomy,
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 ...
and Evolution" (edit. by D.H. Valentine), London; pp. 101–113. 1972. **Keywords:
evolution Evolution is the change in the heritable Phenotypic trait, characteristics of biological populations over successive generations. It occurs when evolutionary processes such as natural selection and genetic drift act on genetic variation, re ...
* Leaf anatomy in Sporobolus rigens (Tr.) Desv. (Gramineae).
Botaniska Notiser ''Botaniska Notiser'' was a Swedish scientific journal, scientific periodical concerning botany, issued in Lund, by Societate botanica Lundensi or unds Botaniska Förening It was published from 1839 to 1980, when it fused with ''Botanisk Tidssk ...
124: 344-360, 1972. * Comparative anatomy of three species of the apophyllous genus Gymnophyton.
American Journal of Botany The ''American Journal of Botany'' is a monthly peer-reviewed scientific journal which covers all aspects of plant biology. It has been published by the Botanical Society of America since 1914. The journal has an impact factor of 3.038, as of 20 ...
59: 494-503. 1972

* & J.P. Hjerting & K. Rahn. Botanical studies in the Atuel Valley Area,
Mendoza Province Mendoza (), officially the Province of Mendoza, is a province of Argentina, in the western central part of the country in the Cuyo region. It borders San Juan to the north, La Pampa and Neuquén to the south, San Luis to the east, and the r ...
,
Argentina Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of , making it the List of South American countries by area, second-largest country in South America after Brazil, the fourt ...
. Part III.
Dansk Botanisk Arkiv ''Dansk Botanisk Arkiv'' was a Danish scientific journal or monograph series concerning botany, issued by the Danish Botanical Society. It was published from 1913 to 1980. Articles were written in Danish, German, English and French. The synonym ...
22, 3: 189-358. 1972. * & C.A. Jørgensen. Jyske dværgbuskheder. Eksperimentelle undersøgelser af forskellige kulturindgrebs indflydelse på vegetationen. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
19, 5: l-55. 1972. **Keywords:
Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...
,
Heath A heath () is a shrubland habitat found mainly on free-draining infertile, acidic soils and is characterised by open, low-growing woody vegetation. Moorland is generally related to high-ground heaths with—especially in Great Britain—a coole ...
, conservation management system, conservation management * & O.B. Lyshede. Anatomical studies on xerophytic apophyllous plants. II. Additional species from South American shrub steppes. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
18, 4: 1-137. 1972. * Interspecific hybridization in
Braya ''Braya'' is a genus of plants in the family Brassicaceae. *''Braya alpina'' Sternb. & Hoppe *''Braya fernaldii'' Abbe *''Braya forrestii'' W.W.Sm. *''Braya glabella'' Richardson *''Braya humilis'' (C.A. Mey.) B.L. Rob. *''Braya linearis'' Rouy ...
(
Cruciferae Brassicaceae () or (the older but equally valid) Cruciferae () is a medium-sized and economically important family of flowering plants commonly known as the mustards, the crucifers, or the cabbage family. Most are herbaceous plants, while some a ...
). Annales Botanici Fennici 10: 57-65. 1973. **Keywords:
Braya humilis ''Braya humilis'', also known as low northern rockcress, is a species of plant. It was first described in 1831. Description ''Braya humilis'' is a perennial species with short, stout leaves that form a rosette at the base. Distribution ''Br ...
,
Braya purpurascens ''Braya'' is a genus of plants in the family Brassicaceae. *''Braya alpina'' Sternb. & Hoppe *''Braya fernaldii'' Abbe *''Braya forrestii'' W.W.Sm. *''Braya glabella'' Richardson *''Braya humilis'' (C.A. Mey.) B.L. Rob. *''Braya linearis'' Rouy ...
,
speciation Speciation is the evolutionary process by which populations evolve to become distinct species. The biologist Orator F. Cook coined the term in 1906 for cladogenesis, the splitting of lineages, as opposed to anagenesis, phyletic evolution within ...
* Variation and distribution pattern in Draba sibirica (Pall.) Thell.
Botaniska Notiser ''Botaniska Notiser'' was a Swedish scientific journal, scientific periodical concerning botany, issued in Lund, by Societate botanica Lundensi or unds Botaniska Förening It was published from 1839 to 1980, when it fused with ''Botanisk Tidssk ...
127: 317-327. 1974. **Keywords:
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
,
plant geography 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 ...


1975-1979

* Density determinations in Arctic plant communities. Phytocoenologia 2: 73-86. 1975. **Keywords:
Arctic The Arctic (; . ) is the polar regions of Earth, polar region of Earth that surrounds the North Pole, lying within the Arctic Circle. The Arctic region, from the IERS Reference Meridian travelling east, consists of parts of northern Norway ( ...
,
methodology In its most common sense, methodology is the study of research methods. However, the term can also refer to the methods themselves or to the philosophical discussion of associated background assumptions. A method is a structured procedure for bri ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...
* Structure of the multinodal photosynthetic thorns in
Prosopis kuntzei ''Neltuma kuntzei'' (formerly ''Prosopis kuntzei'') is a South American leguminous tree species that inhabits the westernmost Gran Chaco forests covering areas of Argentina, Bolivia, and Paraguay. It has also been able to colonize the nearby past ...
Harms. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
20, 8: 1-43. 1975. * Experimental and cytological studies on plant species. XIII.
Clinopodium vulgare ''Clinopodium vulgare'', the wild basil (not to be confused with the basils of the genus ''Ocimum''), is a species of flowering plant in the family Lamiaceae. Description Wild basil is a perennial rhizomatous herb with square, upright, hairy ste ...
L.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
70: 152-179. 1975. **Keywords: cytology,
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
* Convergence as an evolutionary process. Botanical Journal of the
Linnean Society The Linnean Society of London is a learned society dedicated to the study and dissemination of information concerning natural history, evolution, and taxonomy. It possesses several important biological specimen, manuscript and literature collec ...
75: 1-19. 1977. **Keywords:
evolution Evolution is the change in the heritable Phenotypic trait, characteristics of biological populations over successive generations. It occurs when evolutionary processes such as natural selection and genetic drift act on genetic variation, re ...
*
Cerastium alpinum ''Cerastium alpinum'', commonly called alpine mouse-ear or alpine chickweed, is a mat-forming perennial plant. The species was first described by Carl Linnaeus Carl Linnaeus (23 May 1707 – 10 January 1778), also known after ennobleme ...
and C. arcticum - a mature polyploid complex.
Botaniska Notiser ''Botaniska Notiser'' was a Swedish scientific journal, scientific periodical concerning botany, issued in Lund, by Societate botanica Lundensi or unds Botaniska Förening It was published from 1839 to 1980, when it fused with ''Botanisk Tidssk ...
130: 303-309. 1977. **Keywords: cytology,
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
* Ecogeographical classification of arctic vegetation based on shoots density determinations.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific journal, scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and publi ...
199, 6: 1-61. 1977. **Keywords:
plant geography 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 ...
,
vegetation Vegetation is an assemblage of plants and the ground cover they provide. It is a general term, without specific reference to particular Taxon, taxa, life forms, structure, Spatial ecology, spatial extent, or any other specific Botany, botanic ...
* Experimental and cytological studies on plant species. XIV. Artificial hybridizations in
Viscaria ''Viscaria'' is a genus of flowering plants in the family Caryophyllaceae, native to Canada, Greenland, Iceland, Europe, Kazakhstan, and western Siberia. Molecular studies attempting to resolve relationships in the tribe Sileneae have found that ...
.
Botanisk Tidsskrift ''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with ...
72: 31-44. 1977. **Keywords: cytology,
ecotype Ecotypes are organisms which belong to the same species but possess different phenotypical features as a result of environmental factors such as elevation, climate and predation. Ecotypes can be seen in wide geographical distributions and may event ...
, Lychnis alpina,
Lychnis viscaria ''Viscaria vulgaris'', the sticky catchfly or clammy campion, is a flowering plant in the family Caryophyllaceae. It is an upright perennial growing to in height. The leaves are lanceolate. The flowers, which are 20 mm across and bright rosy-pi ...
*
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 ...
of
Greenland Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
(Survey and methods). In: B.A. Yurtsev, The Arctic floristic region, papers read at the symposium "Floristic delimitation and subdivision of the Arctic", 8 July, 1975 in Leningrad; 127-142. 1978. * & P. Olesen. Structural and ecophysiological pattern in the xero-halophytic C4 grass, Sporobolus rigens (Tr.) Desv. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
22, 3: 1-48. 1978. * Xeromorphic leaf types: Evolutionary strategies and tentative semophyletic sequences. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
22, 8: 1-71. 1979. *


1980-1983

* Evolutionary trends in Ericalean leaf structure. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
23, 2: 1-64. 1981. * A developmental analysis of the photosynthesizing organs in
Prosopis kuntzei ''Neltuma kuntzei'' (formerly ''Prosopis kuntzei'') is a South American leguminous tree species that inhabits the westernmost Gran Chaco forests covering areas of Argentina, Bolivia, and Paraguay. It has also been able to colonize the nearby past ...
. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab The Royal Danish Academy of Sciences and Letters ({{Langx, da, Det Kongelige Danske Videnskabernes Selskab or ''Videnskabernes Selskab'') is a Danish academy of science. The Royal Danish Academy was established on 13 November 1742, and was create ...
23, 4: 1-50. 1982. * The allotetraploid Saxifraga nathorstii and its probable progenitors S. aizoides and S. oppositifolia. MoG Bioscience 11: 1-22. 1983. **Keywords: cytology,
speciation Speciation is the evolutionary process by which populations evolve to become distinct species. The biologist Orator F. Cook coined the term in 1906 for cladogenesis, the splitting of lineages, as opposed to anagenesis, phyletic evolution within ...


Works on T. W. Böcher

*


References

{{DEFAULTSORT:Bocher, Tyge W. 20th-century Danish botanists Danish phycologists 1909 births 1983 deaths Danish ecologists Botanists active in the Arctic Plant ecologists Scientists from Copenhagen University of Copenhagen alumni Academic staff of the University of Copenhagen