Carl Christensen (botanist)

Carl Christensen
Born	Carl Frederik Albert Christensen (1872-01-16)16 January 1872
Died	24 November 1942(1942-11-24) (aged 70)
Alma mater	University of Copenhagen
Occupation	Systematic botanist
Scientific career
Fields	Botany

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.

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.