Axel Elof Jäderholm (born 24 July 1868 in

Söderhamn Söderhamn is a Urban areas in Sweden, locality and the seat of Söderhamn Municipality, Gävleborg County, Sweden with 11,761 inhabitants in 2010. Sports The biggest local sport is bandy. Broberg/Söderhamn Bandy play in the highest division E ...

, died 5 March 1927 in

Norrköping Norrköping ( , ) is a city in the province of Östergötland in eastern Sweden and the seat of Norrköping Municipality, Östergötland County, about 160 km southwest of the national capital Stockholm, 40 km east of county seat Lin ...

) was a Swedish zoologist and botanist.

Biography

In 1888, Axel Elof Jäderholm entered the

Uppsala University Uppsala University (UU) () is a public university, public research university in Uppsala, Sweden. Founded in 1477, it is the List of universities in Sweden, oldest university in Sweden and the Nordic countries still in operation. Initially fou ...

where he earned his undergraduate degree in 1892, and his doctorate in 1898. His doctoral research was about the South American ''

Peperomia ''Peperomia'' is one of the two large genera of the family Piperaceae. It is estimated that there are at least over 1,000 species, occurring in all tropical and subtropical regions of the world. They are concentrated in South and Central America, ...

.'' Between 1903 and 1905, he worked on hydroid collections at the

Swedish Museum of Natural History The Swedish Museum of Natural History (), in Stockholm, is one of two major museums of natural history in Sweden, the other one being located in Gothenburg. The museum was founded in 1819 by the Royal Swedish Academy of Sciences, but goes bac ...

Stockholm Stockholm (; ) is the Capital city, capital and List of urban areas in Sweden by population, most populous city of Sweden, as well as the List of urban areas in the Nordic countries, largest urban area in the Nordic countries. Approximately ...

and the Imperial St Petersburg Academy of Sciences. Axel Elof Jäderholm established two new genera and 69 new species of hydroids, most of which are still valid today. Five species of hydroids have been named in his honor.

Species established by Jäderhlom

* '' Eudendrium caricum'' (1908) * ''Candelabrum austrogeorgiae'' (1904) * ''Candelabrum austro-georgiae'' (1905)

Distinctions

* Knight of the

Order of the Polar Star The Royal Order of the Polar Star (Swedish language, Swedish: ''Kungliga Nordstjärneorden''), sometimes translated as the Royal Order of the North Star, is a Swedish order of chivalry created by Frederick I of Sweden, King Frederick I on 23 F ...

References

19th-century Swedish botanists 1868 births 1927 deaths Botanists active in the Arctic 20th-century Swedish botanists People from Söderhamn {{Sweden-botanist-stub