Helgi Jónsson
Encyclopedia
Helgi Jónsson was an Icelandic
botanist and phycologist
.
His main works are:
The diatom
Navicula jonssonii Østrup is named for him.
Iceland
Iceland , described as the Republic of Iceland, is a Nordic and European island country in the North Atlantic Ocean, on the Mid-Atlantic Ridge. Iceland also refers to the main island of the country, which contains almost all the population and almost all the land area. The country has a population...
botanist and phycologist
Phycology
Phycology is the scientific study of algae. Phycology is a branch of life science and often is regarded as a subdiscipline of botany....
.
His main works are:
- The marine algae of Iceland. Botanisk TidsskriftBotanisk TidsskriftBotanisk Tidsskrift was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society...
25: 378—380. 1902-1903. - The marine algae of East Greenland. Meddelelser om GrønlandMeddelelser om GrønlandMeddelelser om Grønland was a Danish scientific periodical issued by the Commission for Scientific Investigations in Greenland. Founded by Frederik Johnstrup, it was published from 1879 to 1979...
30: 1-73. 1904. - The marine algal vegetation of Iceland. The Botany of IcelandThe Botany of IcelandThe Botany of Iceland – a five-volume classic scientific work on flora and vegetation of Iceland, including fungi, lichens, algae, bryophytes and vascular plants. It was published 1912 to 1949 and funded by the Carlsberg Foundation...
, edited by L. Kolderup RosenvingeLauritz Kolderup RosenvingeJanus Lauritz Andreas Kolderup Rosenvinge was a Danish botanist and phycologist. He took his Ph.D. 1888 from the University of Copenhagen. He was docent of botany at the polytechnic from 1900, and extraordinary professor of botany the University of Copenhagen with focus on spore plants from 1916...
& E. WarmingEugenius WarmingJohannes Eugenius Bülow Warming , known as Eugen Warming, was a Danish botanist and a main founding figure of the scientific discipline of ecology...
, J. Frimodt, Copenhagen, and John Wheldon and Co., London; Vol. 1, Part 1, pp. 1-186. 1912.
The diatom
Diatom
Diatoms are a major group of algae, and are one of the most common types of phytoplankton. Most diatoms are unicellular, although they can exist as colonies in the shape of filaments or ribbons , fans , zigzags , or stellate colonies . Diatoms are producers within the food chain...
Navicula jonssonii Østrup is named for him.