Tyge W. Böcher
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Tyge Wittrock Böcher (25 October 1909 – 15 March 1983) was a
Danish Danish may refer to: * Something of, from, or related to the country of Denmark People * A national or citizen of Denmark, also called a "Dane," see Demographics of Denmark * Culture of Denmark * Danish people or Danes, people with a Danish ance ...
botanist Botany, also called , plant biology or phytology, is the science of plant life and a branch of biology. A botanist, plant scientist or phytologist is a scientist who specialises in this field. The term "botany" comes from the Ancient Greek wo ...
,
evolutionary biologist Evolutionary biology is the subfield of biology that studies the evolutionary processes (natural selection, common descent, speciation) that produced the diversity of life on Earth. It is also defined as the study of the history of life for ...
,
plant ecologist Plant ecology is a subdiscipline of ecology which studies the distribution and abundance of plants, the effects of environmental factors upon the abundance of plants, and the interactions among and between plants and other organisms. Examples o ...
and phytogeographer. He was born in
Copenhagen Copenhagen ( or .; da, København ) is the capital and most populous city of Denmark, with a proper population of around 815.000 in the last quarter of 2022; and some 1.370,000 in the urban area; and the wider Copenhagen metropolitan ar ...
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 biology or phytology, is the science of plant life and a branch of biology. A botanist, plant scientist or phytologist is a scientist who specialises in this field. The term "botany" comes from the Ancient Greek w ...
at the
University of Copenhagen The University of Copenhagen ( da, Københavns Universitet, KU) is a prestigious public university, public research university in Copenhagen, Copenhagen, Denmark. Founded in 1479, the University of Copenhagen is the second-oldest university in ...
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 (), form a large group of land plants ( accepted known species) that have lignified tissues (the xylem) for conducting water and minerals throughout the plant. They al ...
,
bryophytes The Bryophyta s.l. are a proposed taxonomic division containing three groups of non-vascular land plants (embryophytes): the liverworts, hornworts and mosses. Bryophyta s.s. consists of the mosses only. They are characteristically limited i ...
,
lichens A lichen ( , ) is a composite organism that arises from algae or cyanobacteria living among hypha, filaments of multiple fungus, fungi species in a mutualism (biology), mutualistic relationship.algae Algae (; singular alga ) is an informal term for a large and diverse group of photosynthetic eukaryotic organisms. It is a polyphyletic grouping that includes species from multiple distinct clades. Included organisms range from unicellular mic ...
and a broad set of disciplines from
anatomy Anatomy () is the branch of biology concerned with the study of the 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 science, having its ...
,
ecology Ecology () is the study of the relationships between living organisms, including humans, and their physical environment. Ecology considers organisms at the individual, population, community, ecosystem, and biosphere level. Ecology overlaps wi ...
and
evolution Evolution is change in the heritable characteristics of biological populations over successive generations. These characteristics are the expressions of genes, which are passed on from parent to offspring during reproduction. Variation ...
of plant species to the ecology of plant
population Population typically refers to the number of people in a single area, whether it be a city or town, region, country, continent, or the world. Governments typically quantify the size of the resident population within their jurisdiction using a ...
s and
plant communities A plant community is a collection or association of plant species within a designated geographical unit, which forms a relatively uniform patch, distinguishable from neighboring patches of different vegetation types. The components of each plant co ...
. He was particularly interested in
chromosomal A chromosome is a long DNA molecule with part or all of the genetic material of an organism. In most chromosomes the very long thin DNA fibers are coated with packaging proteins; in eukaryotic cells the most important of these proteins are ...
and ecological races of plant species. He did field work in
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
,
Denmark ) , song = ( en, "King Christian stood by the lofty mast") , song_type = National and royal anthem , image_map = EU-Denmark.svg , map_caption = , subdivision_type = Sovereign state , subdivision_name = Danish Realm, Kingdom of Denmark ...
, various European mountain regions and in
Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...
. His investigation of the
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
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''. A ...
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 continents except Australia, New Zealand an ...
.
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 Bot ...
42: 183-206. 1932. **Keywords:
Pulsatilla pratensis ''Pulsatilla pratensis'' (syn. ''Anemone pratensis''), the small pasque flower, is a species of flowering plant in the family Ranunculaceae, native to central and eastern Europe, from southeast Norway and western Denmark south and east to Bulgari ...
,
Pulsatilla vernalis ''Pulsatilla vernalis'' (spring pasqueflower, arctic violet, lady of the snows) is a species of flowering plant in the family Ranunculaceae, native to mountainous habitats in Europe. Growing to high and wide, it is a semi-evergreen perennial wi ...
,
Pulsatilla vulgaris ''Pulsatilla vulgaris'', the pasqueflower, is a species of flowering plant belonging to the buttercup family (biology), family (Ranunculaceae), found locally on calcareous grassland in Europe, and widely cultivated in gardens. It was considered p ...
,
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 and ...
* Phytogeographical studies of the
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
flora based upon investigations of the coast between
Scoresby Sound Scoresby Sound (Danish: ''Scoresby Sund'', 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 Angmagsalik Tasiilaq, formerly Ammassalik and Angmagssalik, is a town in the Sermersooq municipality in southeastern Greenland. With 1,985 inhabitants as of 2020, it is the most populous community on the eastern coast, and the seventh-largest town in Green ...
.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
104, 3. 1933. **Keywords:
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
,
plant geography Phytogeography (from Greek language, Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographi ...
* 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 periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
104, 4. 1933 **Keywords: Greenland,
arctic vegetation About 1,702 species of plants live on the Arctic tundra, including flowering plants, short shrubs, herbs, grasses, mosses. These plants are adapted to short, cold growing seasons. They have the ability to withstand extremely cold temperatures in ...
* Botany. Appendix to
Ejnar Mikkelsen Ejnar Mikkelsen (December 23, 1880 – May 1, 1971) was a Danish polar explorer and author. He is most known for his expeditions to Greenland. Biography Mikkelsen was born in Vester Brønderslev, Jutland. He served in the Georg Carl Amdrup ex ...
: 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 Bot ...
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 plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...


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 and ...
studies on
Campanula rotundifolia ''Campanula rotundifolia'', the 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 northern hemi ...
.
Hereditas ''Hereditas'' (not to be confused with another journal called ''Heredity'') is a scientific journal concerning genetics. It has been published since 1920 by Mendelska sällskapet i Lund (Mendelian Society of Lund). In its long history it has publi ...
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 Bot ...
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 wid ...
,
Empetrum nigrum ''Empetrum nigrum'', crowberry, black crowberry, or, in western Alaska, blackberry, is a flowering plant species in the heather family Ericaceae with a near circumboreal distribution in the Northern Hemisphere. It is usually dioecious, but there ...
,
Erica tetralix ''Erica tetralix'', the cross-leaved heath, is a species of flowering plant in the family Ericaceae, native to western Europe, from southern Portugal to central Norway, as well as a number of boggy regions further from the coast in Central Europe ...
,
Vaccinium myrtillus ''Vaccinium myrtillus'' or European blueberry is a 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 bilberry or blue whortle ...
,
Vaccinium oxycoccos ''Vaccinium oxycoccos'' is a species of flowering plant in the heath family. It is known as small cranberry, marshberry, bog cranberry, swamp cranberry, or, particularly in Britain, just cranberry. It is widespread throughout the cool temperate ...
,
Vaccinium uliginosum ''Vaccinium uliginosum'' (bog bilberry, bog blueberry, northern bilberry or western blueberry) is a Eurasian and North American flowering plant in the genus ''Vaccinium'' within the heath family. Distribution ''Vaccinium uliginosum'' is native ...
,
Vaccinium vitis-idaea ''Vaccinium vitis-idaea'', the lingonberry, partridgeberry, mountain cranberry or cowberry, is a small evergreen shrub in the heath family Ericaceae, that bears edible fruit. It is native to boreal forest and Arctic tundra throughout the Norther ...
,
plant geography Phytogeography (from Greek language, Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographi ...
* 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 Bot ...
44: 154-201. 1937. **Keywords:
Faroe Islands The Faroe Islands ( ), or simply the Faroes ( fo, Føroyar ; da, Færøerne ), are a North Atlantic island group and an autonomous territory of the Kingdom of Denmark. They are located north-northwest of Scotland, and about halfway bet ...
,
vegetation Vegetation is an assemblage of plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...
* Biological distributional types in the flora of
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
. A study on the flora and plant-geography of South
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
and East
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
between Cape Farewell and Scoresby Sound. Doctoral thesis,
University of Copenhagen The University of Copenhagen ( da, Københavns Universitet, KU) is a prestigious public university, public research university in Copenhagen, Copenhagen, Denmark. Founded in 1479, the University of Copenhagen is the second-oldest university in ...
.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
106, 2: 1-136. 1938. **Keywords:
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
,
plant geography Phytogeography (from Greek language, Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographi ...
* cytological studies in the genus
Ranunculus ''Ranunculus'' is a large genus of about almost 1700 to more than 1800 species of flowering plants in the family Ranunculaceae. Members of the genus are known as buttercups, spearworts and water crowfoots. The genus is distributed in Europe ...
.
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 R ...
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 Els ...
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 characterised by open, low-growing woody vegetation. Moorland is generally related to high-ground heaths with—especially in Great Britain—a cooler a ...
of the
Faeroes The Faroe Islands ( ), or simply the Faroes ( fo, Føroyar ; da, Færøerne ), are a North Atlantic island group and an autonomous territory of the Kingdom of Denmark. They are located north-northwest of Scotland, and about halfway betwee ...
. Biologiske Meddelelser /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
15, 3: 1-64. 1940. **Keywords:
vegetation Vegetation is an assemblage of plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...
* 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 R ...
10, 3: 1-15. 1940. **Keywords:
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
* Vegetationen på Randbøl Hede. Med særlig hensyntagen til det fredede areal. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
1, 3: 1-234. 1941. **Keywords:
Denmark ) , song = ( en, "King Christian stood by the lofty mast") , song_type = National and royal anthem , image_map = EU-Denmark.svg , map_caption = , subdivision_type = Sovereign state , subdivision_name = Danish Realm, Kingdom of Denmark ...
,
Heath A heath () is a shrubland habitat found mainly on free-draining infertile, acidic soils and characterised by open, low-growing woody vegetation. Moorland is generally related to high-ground heaths with—especially in Great Britain—a cooler ...
,
vegetation Vegetation is an assemblage of plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...
* Beiträge zur Pflanzengeographie und Ökologie dänischer Vegetation. 1. Über die Flechtenheiden und Dünen der Insel Läsö. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
2, 1: 1-38. 1941. **Keywords:
Denmark ) , song = ( en, "King Christian stood by the lofty mast") , song_type = National and royal anthem , image_map = EU-Denmark.svg , map_caption = , subdivision_type = Sovereign state , subdivision_name = Danish Realm, Kingdom of Denmark ...
,
Heath A heath () is a shrubland habitat found mainly on free-draining infertile, acidic soils and characterised by open, low-growing woody vegetation. Moorland is generally related to high-ground heaths with—especially in Great Britain—a cooler ...
,
Lichen A lichen ( , ) is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species in a mutualistic relationship.vegetation Vegetation is an assemblage of plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...
* On the origin of Saxifraga nathorsti (Dusén) v. Hayek.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
131, 2: 1-14. 1941. **Keywords:
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
,
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 Bot ...
46: 1-42. 1942. **Keywords:
Denmark ) , song = ( en, "King Christian stood by the lofty mast") , song_type = National and royal anthem , image_map = EU-Denmark.svg , map_caption = , subdivision_type = Sovereign state , subdivision_name = Danish Realm, Kingdom of Denmark ...
,
vegetation Vegetation is an assemblage of plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...
* 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 c ...
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 R ...
. 11,3: 1-18. 1943. **Keywords:
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
* 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 {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
2, 7: 1-130. 1943. **Keywords:
Denmark ) , song = ( en, "King Christian stood by the lofty mast") , song_type = National and royal anthem , image_map = EU-Denmark.svg , map_caption = , subdivision_type = Sovereign state , subdivision_name = Danish Realm, Kingdom of Denmark ...
,
Heath A heath () is a shrubland habitat found mainly on free-draining infertile, acidic soils and characterised by open, low-growing woody vegetation. Moorland is generally related to high-ground heaths with—especially in Great Britain—a cooler ...
,
vegetation Vegetation is an assemblage of plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...
* 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 Els ...
37: 352-370. 1943. **Keywords:
Scandinavia Scandinavia; Sámi languages: /. ( ) is a subregion#Europe, subregion in Northern Europe, with strong historical, cultural, and linguistic ties between its constituent peoples. In English usage, ''Scandinavia'' most commonly refers to Denmark, ...
,
plant geography Phytogeography (from Greek language, Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographi ...
*
Polyploidy Polyploidy is a condition in which the cells of an organism have more than one pair of ( homologous) chromosomes. Most species whose cells have nuclei ( eukaryotes) are diploid, meaning they have two sets of chromosomes, where each set contain ...
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 Mendelska sällskapet i Lund (Mendelian Society of Lund). In its long history it has publi ...
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 grass family. It is found in grasslands from France + Denmark to Nepal + Siberia Siberia ( ; rus, Сибирь, r=Sibir', p=sʲɪˈbʲirʲ, a=Ru-Сибирь.ogg) is an extensive ...
* The leaf size of
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 North ...
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 R ...
11, 7: 1-20. 1944. **Keywords: cytology,
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...


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 {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
4, 1: 1-163. 1945. **Keywords:
Denmark ) , song = ( en, "King Christian stood by the lofty mast") , song_type = National and royal anthem , image_map = EU-Denmark.svg , map_caption = , subdivision_type = Sovereign state , subdivision_name = Danish Realm, Kingdom of Denmark ...
,
grassland A grassland is an area where the vegetation is dominated by grasses (Poaceae). However, sedge (Cyperaceae) and rush (Juncaceae) can also be found along with variable proportions of legumes, like clover, and other herbs. Grasslands occur natur ...
,
plant geography Phytogeography (from Greek language, Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographi ...
,
vegetation Vegetation is an assemblage of plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...
* Meiosis in Anemone apennina 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 Mendelska sällskapet i Lund (Mendelian Society of Lund). In its long history it has publi ...
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 (; singular alga ) is an informal term for a large and diverse group of photosynthetic eukaryotic organisms. It is a polyphyletic grouping that includes species from multiple distinct clades. Included organisms range from unicellular mic ...
* 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 Bot ...
48: 1-45. 1946. **Keywords:
Denmark ) , song = ( en, "King Christian stood by the lofty mast") , song_type = National and royal anthem , image_map = EU-Denmark.svg , map_caption = , subdivision_type = Sovereign state , subdivision_name = Danish Realm, Kingdom of Denmark ...
,
grassland A grassland is an area where the vegetation is dominated by grasses (Poaceae). However, sedge (Cyperaceae) and rush (Juncaceae) can also be found along with variable proportions of legumes, like clover, and other herbs. Grasslands occur natur ...
,
vegetation Vegetation is an assemblage of plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...
* Dichothrix gelatinosa sp. n. Its structure and resting organs. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
4, 4: 1-14. 1946. **Keywords:
algae Algae (; singular alga ) is an informal term for a large and diverse group of photosynthetic eukaryotic organisms. It is a polyphyletic grouping that includes species from multiple distinct clades. Included organisms range from unicellular mic ...
* 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. Self-heal is edible: the young leaves and stems can be eaten raw ...
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 R ...
12, 3: 1-16. 1946. **Keywords:
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
* Pseudanabaena biceps, a new sapropelic species from bottom mud.
Botaniska Notiser ''Botaniska Notiser'' was a Swedish 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 Tidsskrift'', '' Friesia'' a ...
1946: 281-284. 1946 **Keywords:
algae Algae (; singular alga ) is an informal term for a large and diverse group of photosynthetic eukaryotic organisms. It is a polyphyletic grouping that includes species from multiple distinct clades. Included organisms range from unicellular mic ...
* Cytogenetic and biological studies in
Geranium robertianum ''Geranium robertianum'', commonly known as herb-Robert, or (in North America) Roberts geranium, is a common species of cranesbill native to Europe and parts of Asia, and North Africa. The plant has many vernacular names, including red robin, de ...
L. Biologiske Meddelelser /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
20, 8: 1-29. 1947. **Keywords: cytology,
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
* 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. Sets of chromosomes refer to the number of maternal and paternal chromosome copies, respectively ...
and occurrence in Denmark.
Botaniska Notiser ''Botaniska Notiser'' was a Swedish 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 Tidsskrift'', '' Friesia'' a ...
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 Mendelska sällskapet i Lund (Mendelian Society of Lund). In its long history it has publi ...
33: 573. 1947. * & T. Christensen & M.S. Christiansen. Slope and dune vegetation of North Jutland. I. Himmerland. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
4, 4: 1-78. 1946. **Keywords:
Denmark ) , song = ( en, "King Christian stood by the lofty mast") , song_type = National and royal anthem , image_map = EU-Denmark.svg , map_caption = , subdivision_type = Sovereign state , subdivision_name = Danish Realm, Kingdom of Denmark ...
,
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, f ...
,
grassland A grassland is an area where the vegetation is dominated by grasses (Poaceae). However, sedge (Cyperaceae) and rush (Juncaceae) can also be found along with variable proportions of legumes, like clover, and other herbs. Grasslands occur natur ...
,
vegetation Vegetation is an assemblage of plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...
*
Plant geography Phytogeography (from Greek language, Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographi ...
and plant sociology. 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 language, Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographi ...
of West
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
. 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 Gree ...
and
Sisyrinchium montanum ''Sisyrinchium montanum'', the blue-eyed-grass, American blue-eyed-grass, or strict blue-eyed grass, is a grass-like species of plant from the genus ''Sisyrinchium'', native to northern North America from Newfoundland west to easternmost Alaska, ...
.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
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 {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
21, 1: 1-46. 1949. **Keywords:
algae Algae (; singular alga ) is an informal term for a large and diverse group of photosynthetic eukaryotic organisms. It is a polyphyletic grouping that includes species from multiple distinct clades. Included organisms range from unicellular mic ...
* The botanical expedition to West
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
1946.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
147, 1: 1-28. 1949. * Climate, soil and lakes in continental West
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
in relation to plant life.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
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. Self-heal is edible: the young leaves and stems can be eaten raw ...
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 was founded in 1902 by botanist Arthur Tansley, who served as editor until 1931. Topics covered ''New Phytolo ...
48: 285-314. 1949

**Keywords:
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...


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 periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
147, 5: 1-120. 1950. **Keywords:
algae Algae (; singular alga ) is an informal term for a large and diverse group of photosynthetic eukaryotic organisms. It is a polyphyletic grouping that includes species from multiple distinct clades. Included organisms range from unicellular mic ...
,
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
' * Chromosome behaviour and syncyte formation in Phleum, Phleum phleoides (L.) Karst.
Botaniska Notiser ''Botaniska Notiser'' was a Swedish 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 Tidsskrift'', '' Friesia'' a ...
1950: 353-368. 1950. **Keywords: cytology * &
Kai Larsen Kai Larsen (15 November 1926 in Hillerød – 23 August 2012) was a Danish botanist. Kai Larsen was professor of botany (Emeritus from 1-12-1996) at Århus University, Denmark. He was the Danish editor of Flora Nordica, editor of Flora of T ...
.
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. Sets of chromosomes refer to the number of maternal and paternal chromosome copies, respectively ...
s of some Arctic or boreal flowering plants.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
147, 6: 1-32. 1950. * Contributions to the flora and
plant geography Phytogeography (from Greek language, Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographi ...
of West
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
II. The Carex capitata-, the
Luzula multiflora ''Luzula multiflora'', the common woodrush or heath wood-rush, is a species of flowering plant in the rush family. It is native to Europe, eastern Asia, northern Africa, northern North America, including Canada, and in northern regions of the ...
-, and the Torularia humilis-complexes.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
147, 7: 1-39. 1950. **Keywords:
arctic vegetation About 1,702 species of plants live on the Arctic tundra, including flowering plants, short shrubs, herbs, grasses, mosses. These plants are adapted to short, cold growing seasons. They have the ability to withstand extremely cold temperatures in ...
* 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 ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
, 1946. Arctic 4 (1): 46-49. 1951

* Studies on morphological progression and evolution in the vegetable kingdom. Biologiske Meddelelser /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
18, 13: 1-51. 1951. **Keywords:
evolution Evolution is change in the heritable characteristics of biological populations over successive generations. These characteristics are the expressions of genes, which are passed on from parent to offspring during reproduction. Variation ...
* 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 publ ...
39: 376-395. 1951

**Keywords:
plant geography Phytogeography (from Greek language, Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographi ...
,
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 region ...
* Studies on the distribution of the units within the collective species of
Stellaria longipes ''Stellaria longipes'' is a species of flowering plant in the family Caryophyllaceae known by the common names longstalk starwort and Goldie's starwort. It has a circumpolar distribution, occurring throughout the northernmost latitudes of the Nor ...
.
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 Bot ...
48: 401-420. 1951. **Keywords:
Caryophyllaceae Caryophyllaceae, commonly called the pink family or carnation family, is a family of flowering plants. It is included in the dicotyledon order Caryophyllales in the APG III system, alongside 33 other families, including Amaranthaceae, Cactacea ...
,
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
,
plant geography Phytogeography (from Greek language, Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographi ...
* Cytological and embryologal studies in the amphiapomictic Arabis holboellii complex. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
6, 7: 1-59. 1951. *
Lichen A lichen ( , ) is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species in a mutualistic relationship.heaths A heath () is a shrubland habitat found mainly on free-draining infertile, acidic soils and characterised by open, low-growing woody vegetation. Moorland is generally related to high-ground heaths with—especially in Great Britain—a cooler a ...
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 Hlér") is the largest island in the North Sea bay of Kattegat, and is located off the northeast coast of the Jutland Peninsula, the Danish mainland. Læsø is also the name of the municipality (Danish, '' kommune'') on that is ...
in the
Kattegat The Kattegat (; sv, Kattegatt ) is a sea area bounded by the Jutlandic peninsula in the west, the Danish Straits islands of Denmark and the Baltic Sea to the south and the provinces of Bohuslän, Västergötland, Halland and Skåne in Sweden ...
. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
7, 4: 1-24. 1952. **Keywords:
Denmark ) , song = ( en, "King Christian stood by the lofty mast") , song_type = National and royal anthem , image_map = EU-Denmark.svg , map_caption = , subdivision_type = Sovereign state , subdivision_name = Danish Realm, Kingdom of Denmark ...
,
vegetation Vegetation is an assemblage of plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...
* A study of the circumpolar
Carex heleonastes ''Carex heleonastes'' is a species of flowering plant belonging to the family Cyperaceae. Its native range is Europe to Russian Far East The Russian Far East (russian: Дальний Восток России, r=Dal'niy Vostok Rossii, p= ...
- amblyorhyncha complex. Acta Arctica 5: 1-31. 1952.- **Keywords:
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
,
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 ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
. III.
Vascular plants Vascular plants (), also called tracheophytes () or collectively Tracheophyta (), form a large group of land plants ( accepted known species) that have lignified tissues (the xylem) for conducting water and minerals throughout the plant. They al ...
collected or observed during the botanical expedition to West
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
1946.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
147, 9: 1-85. 1952. * Vegetationsudvikling i forhold til marin akkumulation. 1. Korshage ved indløbet til
Isefjord Ise Fjord ( da, Isefjorden) 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 ...
.
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 Bot ...
49: 1-32. 1952. **Keywords:
Denmark ) , song = ( en, "King Christian stood by the lofty mast") , song_type = National and royal anthem , image_map = EU-Denmark.svg , map_caption = , subdivision_type = Sovereign state , subdivision_name = Danish Realm, Kingdom of Denmark ...
,
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 plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...
* Some small collections of
vascular plants Vascular plants (), also called tracheophytes () or collectively Tracheophyta (), form a large group of land plants ( accepted known species) that have lignified tissues (the xylem) for conducting water and minerals throughout the plant. They al ...
form the Southern part of
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
.
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 Bot ...
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'' prod ...
.
Hereditas ''Hereditas'' (not to be confused with another journal called ''Heredity'') is a scientific journal concerning genetics. It has been published since 1920 by Mendelska sällskapet i Lund (Mendelian Society of Lund). In its long history it has publi ...
39: 289-304. 1953. * Cultivation experiments with
Geranium robertianum ''Geranium robertianum'', commonly known as herb-Robert, or (in North America) Roberts geranium, is a common species of cranesbill native to Europe and parts of Asia, and North Africa. The plant has many vernacular names, including red robin, de ...
,
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 North ...
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. Self-heal is edible: the young leaves and stems can be eaten raw ...
. 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 trees apart from those near rivers and lakes. Steppe biomes may include: * the montane grasslands and shrublands biome * the temperate grasslands, ...
vegetation in continental West
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
. Proc. 7th International Bot. Congr. Stockholm 1950: 612-613. 1954. **Keywords:
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
,
vegetation Vegetation is an assemblage of plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...
* Studies on
Europe Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a Continent#Subcontinents, subcontinent of Eurasia ...
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, f ...
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, f ...
,
vegetation Vegetation is an assemblage of plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...
* 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 Els ...
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. Derived from the Hebrew word for Passover, "pasakh", the common name pasque flower refers to the ...
in
Zealand Zealand ( da, Sjælland ) at 7,031 km2 is the largest and most populous island in Denmark proper (thus excluding Greenland and Disko Island, which are larger in size). Zealand had a population of 2,319,705 on 1 January 2020. It is the 1 ...
.
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 Bot ...
51: 33-47. 1954. **Keywords:
Pulsatilla pratensis ''Pulsatilla pratensis'' (syn. ''Anemone pratensis''), the small pasque flower, is a species of flowering plant in the family Ranunculaceae, native to central and eastern Europe, from southeast Norway and western Denmark south and east to Bulgari ...
,
Pulsatilla vulgaris ''Pulsatilla vulgaris'', the pasqueflower, is a species of flowering plant belonging to the buttercup family (biology), family (Ranunculaceae), found locally on calcareous grassland in Europe, and widely cultivated in gardens. It was considered p ...
* Oceanic and continental vegetational complexes in Southwest
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
148, 1: 1-336. 1954. **Keywords:
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
,
vegetation Vegetation is an assemblage of plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...


1955-1959

* Böcher, T.W., Holmen, K. & Dunbar, M.J. Recent biological research in
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
. 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 {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
8, 3: 1-31. 1955. **Keywords:
Acinos arvensis ''Acinos arvensis'', known commonly as basil thyme and spring savory, is a species of plant of the genus ''Acinos''. It is a perennial that usually grows about high and spreads . It prefers to grow in strong sunlight. The scent is faintly remin ...
, cytology,
Galium aparine ''Galium aparine'', with common names including cleavers, clivers, catchweed and sticky willy among others, is an annual, herbaceous plant of the family Rubiaceae. Names ''Galium aparine'' is known by a variety of common names in English. They ...
,
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 of flowering plants. It is included in the dicotyledon order ...
,
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'' prod ...
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 Mendelska sällskapet i Lund (Mendelian Society of Lund). In its long history it has publi ...
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 Bot ...
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), genus ''Anthriscus''. It is also some ...
,
Arabis glabra ''Arabis 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 Europe, ...
,
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. It is noted for its large yellow flower head. The names "wolf's b ...
,
Centaurea scabiosa ''Centaurea scabiosa'', or greater knapweed, is a perennial plant of the genus ''Centaurea''. It is native to Europe and bears purple flower heads. Greater knapweed is found growing in dry grasslands, hedgerows and cliffs on lime-rich soil. Upri ...
,
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 Britain and Ireland, the standard name is broom; this name is also used for oth ...
, 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 epithet ...
,
Geranium robertianum ''Geranium robertianum'', commonly known as herb-Robert, or (in North America) Roberts geranium, is a common species of cranesbill native to Europe and parts of Asia, and North Africa. The plant has many vernacular names, including red robin, de ...
,
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 poison ...
* Further studies in
Braya humilis ''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'' Rou ...
and allied species.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
124, 7: 1-29. 1956. * Area-limits and isolations of plants in relation to the physiography of the southern parts of
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
124, 8: 1-40. 1955. **Keywords:
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
,
plant geography Phytogeography (from Greek language, Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographi ...
* Hieracium acranthophorum var. isortoqense var. nov. With remarks on the section Foliosa in
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
.
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 Bot ...
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), pimpernelle, Toper's plant, and burnet-bloodwort, is an edible perennial herbaceous plant in the family Rosaceae. It has fe ...
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 Bot ...
53: 284-290. 1957. * & K. Holmen & K. Jakobsen. Grønlands flora (ill. by
Ingeborg Frederiksen Ingeborg Dorthea Frederiksen (9 May 1886 – 29 December 1976) was a Danish painter and botanical illustrator who is remembered for her accurate depictions of flora and fauna in Denmark and Greenland. She painted watercolours of Danish birds and fl ...
).
København Copenhagen ( or .; da, København ) is the capital and most populous city of Denmark, with a proper population of around 815.000 in the last quarter of 2022; and some 1.370,000 in the urban area; and the wider Copenhagen metropolitan ar ...
. 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 (french: Marguerite commune, "common marguerite") and other common names, is a widespread flowering plant native to Europe and the temperate regions ...
complex. Watsonia 4: 11-16. 1957. * Plants collected by Danish
geodesists Geodesy ( ) is the Earth science of accurately measuring and understanding Earth's figure (geometric shape and size), orientation in space, and gravity. The field also incorporates studies of how these properties change over time and equivale ...
in
Scoresbysund Ittoqqortoormiit (East Greenlandic: ; West Greenlandic: ''Illoqqortoormiut'' ), formerly known as Scoresbysund, is a settlement in the Sermersooq municipality in eastern Greenland. Its population was 345 as of 2020 and has been described as one of ...
.
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 Bot ...
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 Bot ...
54: 160-166. 1958. * & M.W. Bentzon. Density determinations in plant communities.
Oikos The ancient Greek word ''oikos'' (ancient Greek: , plural: ; English prefix: eco- for ecology and economics) refers to three related but distinct concepts: the family, the family's property, and the house. Its meaning shifts even within texts. The ...
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 plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...
* & K. Larsen. Experimental and cytological studies on plant species. IV. Further studies in short-lived herbs. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
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 intro ...
,
Arabidopsis thaliana ''Arabidopsis thaliana'', the thale cress, mouse-ear cress or arabidopsis, is a small flowering plant native to Eurasia and Africa. ''A. thaliana'' is considered a weed; it is found along the shoulders of roads and in disturbed land. A winter a ...
,
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 Caryophyllaceae, commonly called the pink family or carnati ...
,
Bromus hordeaceus ''Bromus hordeaceus'', the soft brome, is an annual or biennial species of grass in the true grass family ( Poaceae). It is also known in North America as bull grass, soft cheat, and soft chess. It is the most common species of ''Bromus'' in Bri ...
, cytology,
Geranium molle Geranium molle, the dove's-foot crane's-bill or dovesfoot geranium, is an annual herbaceous plant of the family Geraniaceae. Description ''Geranium molle'' is a small plant reaching on average in height.Pignatti S. - Flora d'Italia – Edagri ...
,
Moehringia trinervia ''Moehringia trinervia'', commonly known as apetalous sandwort or three-nerved sandwort, is a herbaceous plant of the family Caryophyllaceae. A native of Eurasia, it has been introduced into North America. Description Three-nerved sandwort is ...
, Phleum arenarium,
Teesdalia nudicaulis ''Teesdalia nudicaulis'', the common shepherd's-cress, is a species of flowering plant in the family Brassicaceae. It is native to Madeira ) , anthem = ( en, "Anthem of the Autonomous Region of Madeira") , song_type = Regional anthem , ima ...
,
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 one pair of ( homologous) chromosomes. Most species whose cells have nuclei ( eukaryotes) are diploid, meaning they have two sets of chromosomes, where each set contain ...
and ecotypical differentiation in Sarothamnus scoparius.
New Phytologist ''New Phytologist'' is a peer-reviewed scientific journal published on behalf of the New Phytologist Foundation by Wiley-Blackwell. It was founded in 1902 by botanist Arthur Tansley, who served as editor until 1931. Topics covered ''New Phytolo ...
57: 311-317. 1958

**Keywords: cytology,
Fabaceae The Fabaceae or Leguminosae,International Code of Nomenc ...
* & K. Larsen. Geographical distribution of initiation of flowering, growth habit, and other characters in
Holcus lanatus ''Holcus lanatus'' is a perennial grass. 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 North America, where it is an invasive ...
L.
Botaniska Notiser ''Botaniska Notiser'' was a Swedish 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 Tidsskrift'', '' Friesia'' a ...
111: 289-300. 1958. **Keywords:
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
,
phenology Phenology is the study of periodic events in biological life cycles and how these are influenced by seasonality, seasonal and interannual variations in climate, as well as environmental factor, habitat factors (such as elevation). Examples includ ...
,
Poaceae Poaceae () or Gramineae () is a large and nearly ubiquitous family of monocotyledonous flowering plants commonly known as grasses. It includes the cereal grasses, bamboos and the grasses of natural grassland and species cultivated in lawns an ...
*
Tetraploid Polyploidy is a condition in which the cells of an organism have more than one pair of ( homologous) chromosomes. Most species whose cells have nuclei (eukaryotes) are diploid, meaning they have two sets of chromosomes, where each set contains ...
and
hexaploid Polyploidy is a condition in which the cells of an organism have more than one pair of ( homologous) chromosomes. Most species whose cells have nuclei (eukaryotes) are diploid, meaning they have two sets of chromosomes, where each set contains ...
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 Bot ...
55. 23-29. 1959. * The evolution of Arctic and montane plant taxa in the light of
chromosome A chromosome is a long DNA molecule with part or all of the genetic material of an organism. In most chromosomes the very long thin DNA fibers are coated with packaging proteins; in eukaryotic cells the most important of these proteins are ...
studies and comparative cultivations. Proc. 9. Internat. Bot. Congr. II A: 3-4. 1959. **Keywords:
evolution Evolution is change in the heritable characteristics of biological populations over successive generations. These characteristics are the expressions of genes, which are passed on from parent to offspring during reproduction. Variation ...
* The chromosomes of Anemone richardsoni Hook.
Botaniska Notiser ''Botaniska Notiser'' was a Swedish 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 Tidsskrift'', '' Friesia'' a ...
112: 353-363. 1959. * Floristic and ecological studies in Middle West
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
156, 5: 1-68. 1959. * & K. Holmen & K. Jakobsen. A synoptical study of the
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
flora Flora is all the plant life present in a particular region or time, generally the naturally occurring (indigenous) native plants. Sometimes bacteria and fungi are also referred to as flora, as in the terms '' gut flora'' or '' skin flora''. E ...
.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
163, 1: 1-32. 1959.


1960-1964

* Experimental and cytological studies on plant species. V. The
Campanula rotundifolia ''Campanula rotundifolia'', the 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 northern hemi ...
complex. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
11, 4: 1-69. 1960. * Infraspecific differentiation (Coreferate). Planta Medica 8: 224-225. 1960. **Keywords:
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
,
evolution Evolution is change in the heritable characteristics of biological populations over successive generations. These characteristics are the expressions of genes, which are passed on from parent to offspring during reproduction. Variation ...
* Floristic and taxonomic activity in
Denmark ) , song = ( en, "King Christian stood by the lofty mast") , song_type = National and royal anthem , image_map = EU-Denmark.svg , map_caption = , subdivision_type = Sovereign state , subdivision_name = Danish Realm, Kingdom of Denmark ...
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 change in the heritable characteristics of biological populations over successive generations. These characteristics are the expressions of genes, which are passed on from parent to offspring during reproduction. Variation ...
* 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''; plural 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 nam ...
in the light of
chromosome A chromosome is a long DNA molecule with part or all of the genetic material of an organism. In most chromosomes the very long thin DNA fibers are coated with packaging proteins; in eukaryotic cells the most important of these proteins are ...
studies and comparative cultivations. In: Recent Advances in Botany (Toronto): 925-928. 1961. **Keywords: cytology,
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
,
evolution Evolution is change in the heritable characteristics of biological populations over successive generations. These characteristics are the expressions of genes, which are passed on from parent to offspring during reproduction. Variation ...
* Experimental and cytological studies on plant species. VI.
Dactylis glomerata ''Dactylis Glomerata'' is the sixth studio album by Swedish doom metal band Candlemass, released in 1998. This was their first album released since their split in 1994. The album was originally destined to be the second release by Candlemass ...
and
Anthoxanthum odoratum ''Anthoxanthum odoratum'', known as sweet vernal grass, is a short-lived perennial 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 sweet scent, and can also be f ...
.
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 Bot ...
56: 314-335. 1961. **Keywords:
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
,
Poaceae Poaceae () or Gramineae () is a large and nearly ubiquitous family of monocotyledonous flowering plants commonly known as grasses. It includes the cereal grasses, bamboos and the grasses of natural grassland and species cultivated in lawns an ...
* 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 ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
.
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 Bot ...
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 dif ...
Chamaenerion angustifolium ''Chamaenerion angustifolium'' is a perennial herbaceous flowering plant in the willowherb family Onagraceae. It is known in North America as fireweed, in some parts of Canada as great willowherb, in Britain and Ireland as rosebay willowherb. In ...
× 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 Bot ...
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 ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
.
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 Bot ...
58: 168-190. 1962. * & M.C. Lewis. Experimental and cytological studies on plant species. VII.
Geranium sanguineum ''Geranium sanguineum'', common names bloody crane's-bill or bloody geranium, is a species of hardy flowering herbaceous perennial plant in the cranesbill family Geraniaceae. It is also the county flower of Northumberland. Geranium sanguineum ...
. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
11, 5: 1-25. 1962. * Floristic and taxonomic activity in
Denmark ) , song = ( en, "King Christian stood by the lofty mast") , song_type = National and royal anthem , image_map = EU-Denmark.svg , map_caption = , subdivision_type = Sovereign state , subdivision_name = Danish Realm, Kingdom of Denmark ...
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 and ...
deviating west-alpine
Campanula ''Campanula'' () is one of several genera of flowering plants in the family Campanulaceae commonly known as bellflowers. They take both their common and scientific names from the bell-shaped flowers — ''campanula'' is Latin for "little bell" ...
of the C. rotundifolia group.
Botaniska Notiser ''Botaniska Notiser'' was a Swedish 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 Tidsskrift'', '' Friesia'' a ...
116: 113-121. 1963. **Keywords:
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
* The study of ecotypical variation in relation to experimental morphology. (Symposium on biosystematics, Montreal 1962). Regnum Vegetabile 27: 10-16. 1963. **Keywords:
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
*
Phytogeography Phytogeography (from Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographic distribution o ...
of
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
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 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 republic o ...
,
Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...
. 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 R ...
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 {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
11, 6: 1-33. 1963. **Keywords:
Caryophyllaceae Caryophyllaceae, commonly called the pink family or carnation family, is a family of flowering plants. It is included in the dicotyledon order Caryophyllales in the APG III system, alongside 33 other families, including Amaranthaceae, Cactacea ...
,
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
*
Phytogeography Phytogeography (from Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographic distribution o ...
of Middle West
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
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 Campanulaceae. It is an herbaceous perennial growing to . Its flowers are cup-shaped and can be either lilac-blue or white.Susan Carter, Carrie B ...
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 Els ...
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 R ...
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 {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
14, 7: 1-74. 1966. Keywords:
Brassicaceae Brassicaceae () or (the older) 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 are shrubs. The le ...
* Experimental and cytological studies on plant species. X.
Sisyrinchium ''Sisyrinchium'' is a large genus of annual to perennial flowering plant in the family Iridaceae. Native to the New World, the species are known as blue-eyed grasses and, though not true grasses and in varieties with flower colors other than blu ...
with special reference to the
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
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 Bot ...
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 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 northern hemi ...
complex. Annales Botanici Fennici 3: 287-298. 1966. **Keywords: Campanula gieseckiana,
Campanula rotundifolia ''Campanula rotundifolia'', the 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 northern hemi ...
, cytology,
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
* 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. The wood of some – particularly '' B. arborea'' and '' B. sarmientoi'' – is traded as verawood (colloquially "vera") or ''"lignum vitae"''. They are cl ...
and Bredemeyera colletioides. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
16, 3: 1-44. 1968. * & J.P. Hjerting & K. Rahn. Botanical studies in the Atuel Valley Area,
Mendoza Province Mendoza, officially 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 republic o ...
,
Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...
. 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 R ...
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 the at higher elevations in ...
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 Els ...
63: 188-200. 1969. **Keywords: cytology,
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
* 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 Bot ...
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 daisy family known by the common names longspine horsebrush and cottonthorn. This is a plant of the sagebrush and desert plant communities of the southwestern United States. The plant forms a ...
A. Nels. Naturaliste Canad. 98: 225-250. 1971. * Variational pattern in
Clinopodium vulgare ''Clinopodium vulgare'', the wild basil, is a species of flowering plant in the family Lamiaceae. Description Wild basil is a perennial rhizomatous herb with square, upright, hairy stems and opposite pairs of leaves. The leaves are hairy, ovate ...
L. In: Evolution in Plants - Symposium held 1–4 September 1970 at Tihany, Hungary, 12: 23-29. 1972. **Keywords:
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
,
Lamiaceae The Lamiaceae ( ) or Labiatae are a 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, mint, rosemary, sage, savory ...
* 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 o ...
and Evolution" (edit. by D.H. Valentine), London; pp. 101–113. 1972. **Keywords:
evolution Evolution is change in the heritable characteristics of biological populations over successive generations. These characteristics are the expressions of genes, which are passed on from parent to offspring during reproduction. Variation ...
* Leaf anatomy in Sporobolus rigens (Tr.) Desv. (Gramineae).
Botaniska Notiser ''Botaniska Notiser'' was a Swedish 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 Tidsskrift'', '' Friesia'' a ...
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 201 ...
59: 494-503. 1972

* & J.P. Hjerting & K. Rahn. Botanical studies in the Atuel Valley Area,
Mendoza Province Mendoza, officially 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 republic o ...
,
Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...
. 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 R ...
22, 3: 189-358. 1972. * & C.A. Jørgensen. Jyske dværgbuskheder. Eksperimentelle undersøgelser af forskellige kulturindgrebs indflydelse på vegetationen. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
19, 5: l-55. 1972. **Keywords:
Denmark ) , song = ( en, "King Christian stood by the lofty mast") , song_type = National and royal anthem , image_map = EU-Denmark.svg , map_caption = , subdivision_type = Sovereign state , subdivision_name = Danish Realm, Kingdom of Denmark ...
,
Heath A heath () is a shrubland habitat found mainly on free-draining infertile, acidic soils and characterised by open, low-growing woody vegetation. Moorland is generally related to high-ground heaths with—especially in Great Britain—a cooler ...
, 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 {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
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'' ...
(
Cruciferae Brassicaceae () or (the older) 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 are shrubs. The leav ...
). Annales Botanici Fennici 10: 57-65. 1973. **Keywords:
Braya humilis ''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'' Rou ...
,
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'' ...
,
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 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 Tidsskrift'', '' Friesia'' a ...
127: 317-327. 1974. **Keywords:
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
,
plant geography Phytogeography (from Greek language, Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographi ...


1975-1979

* Density determinations in Arctic plant communities. Phytocoenologia 2: 73-86. 1975. **Keywords:
Arctic The Arctic ( or ) is a polar regions of Earth, polar region located at the northernmost part of Earth. The Arctic consists of the Arctic Ocean, adjacent seas, and parts of Canada (Yukon, Northwest Territories, Nunavut), Danish Realm (Greenla ...
,
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 plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...
* Structure of the multinodal photosynthetic thorns in
Prosopis kuntzei ''Prosopis kuntzei'' (synonym ''Prosopis casadensis'') is a South American leguminous tree species that inhabits the westernmost Gran Chaco forests covering areas of Argentina, Bolivia, and Paraguay, where it acts as natural component. It has als ...
Harms. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
20, 8: 1-43. 1975. * Experimental and cytological studies on plant species. XIII.
Clinopodium vulgare ''Clinopodium vulgare'', the wild basil, is a species of flowering plant in the family Lamiaceae. Description Wild basil is a perennial rhizomatous herb with square, upright, hairy stems and opposite pairs of leaves. The leaves are hairy, ovate ...
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 Bot ...
70: 152-179. 1975. **Keywords: cytology,
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
* 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 colle ...
75: 1-19. 1977. **Keywords:
evolution Evolution is change in the heritable characteristics of biological populations over successive generations. These characteristics are the expressions of genes, which are passed on from parent to offspring during reproduction. Variation ...
* Cerastium alpinum and C. arcticum - a mature polyploid complex.
Botaniska Notiser ''Botaniska Notiser'' was a Swedish 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 Tidsskrift'', '' Friesia'' a ...
130: 303-309. 1977. **Keywords: cytology,
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
* Ecogeographical classification of
arctic vegetation About 1,702 species of plants live on the Arctic tundra, including flowering plants, short shrubs, herbs, grasses, mosses. These plants are adapted to short, cold growing seasons. They have the ability to withstand extremely cold temperatures in ...
based on shoots density determinations.
Meddelelser om Grønland ''Meddelelser om Grønland'' ("''Communications on Greenland''") is a Danish scientific periodical which publishes scientific results from all fields of research on Greenland. It was established by Frederik Johnstrup and published as a single seri ...
199, 6: 1-61. 1977. **Keywords:
plant geography Phytogeography (from Greek language, Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographi ...
,
vegetation Vegetation is an assemblage of plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...
* Experimental and cytological studies on plant species. XIV. Artificial hybridizations in Viscaria.
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 Bot ...
72: 31-44. 1977. **Keywords: cytology,
ecotype In evolutionary ecology, an ecotype,Greek: ''οίκος'' = home and ''τύπος'' = type, coined by Göte Turesson in 1922 sometimes called ecospecies, describes a genetically distinct geographic variety, population, or race within a species, ...
, 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 o ...
of
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
(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 {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
22, 3: 1-48. 1978. * Xeromorphic leaf types: Evolutionary strategies and tentative semophyletic sequences. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
22, 8: 1-71. 1979. * Birch woodlands and tree growth in Southern
Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland is t ...
. Holarctic Ecology 2: 218-221. 1979


1980-1983

* Evolutionary trends in Ericales, Ericalean leaf structure. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
23, 2: 1-64. 1981. * A developmental analysis of the photosynthesizing organs in
Prosopis kuntzei ''Prosopis kuntzei'' (synonym ''Prosopis casadensis'') is a South American leguminous tree species that inhabits the westernmost Gran Chaco forests covering areas of Argentina, Bolivia, and Paraguay, where it acts as natural component. It has als ...
. Biologiske Skrifter /
Kongelige Danske Videnskabernes Selskab {{Infobox organization , name = The Royal Danish Academy of Sciences and Letters , full_name = , native_name = Det Kongelige Danske Videnskabernes Selskab , native_name_lang = , logo = Royal ...
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