Ferdinand Theissen, Date of Birth, Place of Birth, Date of Death
TweetFerdinand Theissen
German botanist
Date of Birth: 
Place of Birth: Krefeld, North Rhine-Westphalia, Germany
About Ferdinand Theissen
- Ferdinand Theissen (27 July 1877 in Krefeld – 5 September 1919) was a German-Austrian Jesuit priest and mycologist. He studied theology at the seminary in Feldkirch, then from 1902 to 1908 was stationed in São Leopoldo, Brazil.
- Following his return to Europe he continued his studies in Valkenburg and Innsbruck, and in 1914 returned to Feldkirch as a schoolteacher.
- He died in September 1919 as a result of a climbing accident during a collection excursion in the Vorarlberg Alps.He was the author or co-author of numerous mycological taxa; with Hans Sydow he co-described the families Botryosphaeriaceae, Dothioraceae, Phyllachoraceae and Polystomellaceae.
- The genus Theissenia was named after him by André Maublanc (1914).
Read more at Wikipedia