Siegfried Jost Casper
Encyclopedia
Siegfried Jost Casper is a German biologist
whose primary research is in limnology
and the plant genus Pinguicula
(the butterworts). Together with Heinz-Dieter Krausch he has published a basic reference work on the sweet-water flora
of central Europe
. For many years he studied the East German lake Stechlinsee as well as the river Saale
. In 1966 he published a monograph of the genus Pinguicula, a work that is still in use today. He has described at least 14 new species, most recently Pinguicula lippoldii
and Pinguicula toldensis
in 2007. He has served as head of the Botanical Garden of the Friedrich Schiller University of Jena
and since 1990 has been a member of the "Akademie Gemeinnütziger Wissenschaften" in Erfurt
.
Biologist
A biologist is a scientist devoted to and producing results in biology through the study of life. Typically biologists study organisms and their relationship to their environment. Biologists involved in basic research attempt to discover underlying mechanisms that govern how organisms work...
whose primary research is in limnology
Limnology
Limnology , also called freshwater science, is the study of inland waters. It is often regarded as a division of ecology or environmental science. It covers the biological, chemical, physical, geological, and other attributes of all inland waters...
and the plant genus Pinguicula
Pinguicula
The butterworts are a group of carnivorous plants comprising the genus Pinguicula. Members of this genus use sticky, glandular leaves to lure, trap, and digest insects in order to supplement the poor mineral nutrition they obtain from the environments. Of the roughly 80 currently known species, 12...
(the butterworts). Together with Heinz-Dieter Krausch he has published a basic reference work on the sweet-water flora
Flora
Flora is the plant life occurring in a particular region or time, generally the naturally occurring or indigenous—native plant life. The corresponding term for animals is fauna.-Etymology:...
of central Europe
Europe
Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally 'divided' from Asia to its east by the watershed divides of the Ural and Caucasus Mountains, the Ural River, the Caspian and Black Seas, and the waterways connecting...
. For many years he studied the East German lake Stechlinsee as well as the river Saale
Saale
The Saale, also known as the Saxon Saale and Thuringian Saale , is a river in Germany and a left-bank tributary of the Elbe. It is not to be confused with the smaller Franconian Saale, a right-bank tributary of the Main, or the Saale in Lower Saxony, a tributary of the Leine.-Course:The Saale...
. In 1966 he published a monograph of the genus Pinguicula, a work that is still in use today. He has described at least 14 new species, most recently Pinguicula lippoldii
Pinguicula lippoldii
Pinguicula lippoldii is an insectivorous plant of the genus Pinguicula endemic to the Nipe-Sagua-Baracoa mountain region of eastern Cuba....
and Pinguicula toldensis
Pinguicula toldensis
Pinguicula toldensis is an insectivorous plant of the genus Pinguicula endemic to the Nipe-Sagua-Baracoa mountain region of eastern Cuba....
in 2007. He has served as head of the Botanical Garden of the Friedrich Schiller University of Jena
Friedrich Schiller University of Jena
Friedrich Schiller University of Jena , is a public research university located in Jena, Thuringia, Germany....
and since 1990 has been a member of the "Akademie Gemeinnütziger Wissenschaften" in Erfurt
Erfurt
Erfurt is the capital city of Thuringia and the main city nearest to the geographical centre of Germany, located 100 km SW of Leipzig, 150 km N of Nuremberg and 180 km SE of Hannover. Erfurt Airport can be reached by plane via Munich. It lies in the southern part of the Thuringian...
.
Publications
- Monographie der Gattung Pinguicula L., (Bibliotheca Botanica, Heft 127/128), 1966, Stuttgart