Ernst Vilhelm Østrup (21 September 1845, in
Roskilde
Roskilde ( , ) is a city west of Copenhagen on the Danish island of Zealand. With a population of 53,354 (), the city is a business and educational centre for the region and the 10th largest city in Denmark. It is governed by the administrative ...
– 16 April 1917, in
Frederiksberg
Frederiksberg () is a part of the Capital Region of Denmark. It is an independent municipality, Frederiksberg Municipality, separate from Copenhagen Municipality, but both are a part of the region of Copenhagen. It occupies an area of less tha ...
) was a
Danish botanist
Botany, also called plant science, is the branch of natural science and biology studying plants, especially Plant anatomy, their anatomy, Plant taxonomy, taxonomy, and Plant ecology, ecology. A botanist or plant scientist is a scientist who s ...
and
phycologist, mainly working on
diatoms
A diatom (Neo-Latin ''diatoma'') is any member of a large group comprising several Genus, genera of algae, specifically microalgae, found in the oceans, waterways and soils of the world. Living diatoms make up a significant portion of Earth's B ...
.
In 1873 he received his ''cand. polyt.'' degree, and later worked as a schoolteacher in
Copenhagen
Copenhagen ( ) is the capital and most populous city of Denmark, with a population of 1.4 million in the Urban area of Copenhagen, urban area. The city is situated on the islands of Zealand and Amager, separated from Malmö, Sweden, by the ...
. His diatom research largely dealt with species found in Denmark,
Greenland
Greenland is an autonomous territory in the Danish Realm, Kingdom of Denmark. It is by far the largest geographically of three constituent parts of the kingdom; the other two are metropolitan Denmark and the Faroe Islands. Citizens of Greenlan ...
,
Iceland
Iceland is a Nordic countries, Nordic island country between the Atlantic Ocean, North Atlantic and Arctic Oceans, on the Mid-Atlantic Ridge between North America and Europe. It is culturally and politically linked with Europe and is the regi ...
,
Faeroe Islands
The Faroe Islands ( ) (alt. the Faroes) are an archipelago in the North Atlantic Ocean and an autonomous territory of the Kingdom of Denmark. Located between Iceland, Norway, and the United Kingdom, the islands have a population of 54,609 ...
and
Jan Mayen
Jan Mayen () is a Norway, Norwegian volcanic island in the Arctic Ocean with no permanent population. It is long (southwest-northeast) and in area, partly covered by glaciers (an area of around the Beerenberg volcano). It has two parts: la ...
.
The
diatom
A diatom (Neo-Latin ''diatoma'') is any member of a large group comprising several Genus, genera of algae, specifically microalgae, found in the oceans, waterways and soils of the world. Living diatoms make up a significant portion of Earth's B ...
genus ''Oestrupia'' (
Heiden)
and the species ''Diploneis oestrupii'' (
Hust.), ''Surirella oestrupii'' (
Gran) and ''Navicula oestrupii'' (
Cleve) are all named in his honour.
Selected scientific works
* ''Ferskvands-Diatoméer fra Øst-Grønland''.
Meddelelser om Grønland 15: 251–290. 1898.
* ''Beiträge zur Kenntnis der Diatomeenflora des Kossogolbeckens in der nordwestlichen Mongolei''. Hedwigia 48 (1-2): 74–100. 1909.
*
Danske Diatoméer'. C.A. Reitzel,
København
Copenhagen ( ) is the capital and most populous city of Denmark, with a population of 1.4 million in the Urban area of Copenhagen, urban area. The city is situated on the islands of Zealand and Amager, separated from Malmö, Sweden, by the ...
. 323 pp. (1910)
* ''Diatoms from North-east Greenland (N of 76 N.Lat.) collected by the Denmark Expedition''.
Meddelelser om Grønland 43 (10): 193–256. 1910.
*
Diatomaceæ ex insulis Danicis Indiæ Occidentalis imprimis a F. Børgesen lectæ'.
Dansk Botanisk Arkiv vol. 1 (1): 1-29. (1913)
*
Marine diatoms from the coasts of Iceland''.
The Botany of Iceland, edited by
L. Kolderup Rosenvinge &
E. Warming, J. Frimodt, Copenhagen, and John Wheldon and Co., London; Vol. 1, Part 2, pp. 345–394. 1916.
*
Fresh-water diatoms from Iceland'.
The Botany of Iceland, edited by
L. Kolderup Rosenvinge &
E. Warming, J. Frimodt, Copenhagen, and John Wheldon and Co., London; Vol. 2, Part 1, pp. 1–100. 1918.
References
External links
A list of 192 diatom names by Ernst Østrup or which are linked to Østrup's taxa
1845 births
1917 deaths
19th-century Danish botanists
Danish phycologists
People from Roskilde
20th-century Danish botanists
{{Denmark-botanist-stub