To install click the Add extension button. That's it.

The source code for the WIKI 2 extension is being checked by specialists of the Mozilla Foundation, Google, and Apple. You could also do it yourself at any point in time.

4,5
Kelly Slayton
Congratulations on this excellent venture… what a great idea!
Alexander Grigorievskiy
I use WIKI 2 every day and almost forgot how the original Wikipedia looks like.
Live Statistics
English Articles
Improved in 24 Hours
Added in 24 Hours
What we do. Every page goes through several hundred of perfecting techniques; in live mode. Quite the same Wikipedia. Just better.
.
Leo
Newton
Brights
Milds

Carl Christensen (botanist)

From Wikipedia, the free encyclopedia

Carl Christensen
Born
Carl Frederik Albert Christensen

(1872-01-16)16 January 1872
Died24 November 1942(1942-11-24) (aged 70)
NationalityDanish
Alma materUniversity of Copenhagen
OccupationSystematic botanist
Scientific career
FieldsBotany

Carl Frederik Albert Christensen (16 January 1872 – 24 November 1942) was a Danish systematic botanist. He graduated in natural history from the University of Copenhagen under professor Eugenius Warming. He was then a school teacher in Copenhagen, and later superintendent at the Botanical Museum. He was a specialist in ferns and published a catalogue of the World's Pteridophytes, Index Filicum. In addition, he authored a three-volume work on the history of botany in Denmark.

YouTube Encyclopedic

  • 1/1
    Views:
    781
  • Nursing & Medical Radiation Sciences Convocation, June 13, 2017, 9:30 a.m.

Transcription

Selected scientific works

  • Christensen, Carl (1905–06) Index Filicum. 744 s. Index Filicum Supplementum I-III (1913–17). Reprint 1973 by Koeltz Antiquariat.
  • Christensen, Carl (1924-1926) Den danske botaniks historie med tilhørende Bibliografi. København, H. Hagerups Forlag. Three vols. 680 s.

References

  • Pichi-Sermolli, R. (1946). "Carl Christensen in memoriam (1872–1942)". Nuovo Giornale Botanico Italiano. nueva serie. 53 (1–2).
  • Benedict, R. C. (1912). "Carl Frederik Albert Christensen: Some Biographical Notes". American Fern Journal. 2 (2): 53–57. doi:10.2307/1544606.
  • Asplund, E. (1945). "Carl Christensen". American Fern Journal. 35 (4): 131–132. JSTOR 1545652.
This page was last edited on 17 June 2024, at 23:37
Basis of this page is in Wikipedia. Text is available under the CC BY-SA 3.0 Unported License. Non-text media are available under their specified licenses. Wikipedia® is a registered trademark of the Wikimedia Foundation, Inc. WIKI 2 is an independent company and has no affiliation with Wikimedia Foundation.