Hanns Kreisel is a German mycologist

Mycology

Mycology is the branch of biology concerned with the study of fungi, including their genetic and biochemical properties, their taxonomy and their use to humans as a source for tinder, medicinals , food and entheogens, as well as their dangers, such as poisoning or...

 and professor emeritus.

Kreisel was a professor at the University of Greifswald. His field is the classification of fungi, where he has studied this group of organisms not only in Germany but in almost all continents, as in Brazil, Seychelles, Vietnam, Cuba and Syria. He has succeeded with his first collaboration to develop a scientifically sound and current fungal flora of Yemen

Yemen

The Republic of Yemen , commonly known as Yemen , is a country located in the Middle East, occupying the southwestern to southern end of the Arabian Peninsula. It is bordered by Saudi Arabia to the north, the Red Sea to the west, and Oman to the east....

. Kreisel also specializes in the fungal groups of gut fungi

Gut flora

Gut flora consists of microorganisms that live in the digestive tracts of animals and is the largest reservoir of human flora. In this context, gut is synonymous with intestinal, and flora with microbiota and microflora....

.

Kreisel was also the editor of several international scientific journals.

Eponymous taxa

• Chrysosporium kreiselii Dominik 1965
• Kreiseliella Braun 1991
• Kreiseliella typhae (Vasyag.) U. Braun 1991
• Meliola kreiseliana Schmied. 1989
• Passalora kreiseliana U. Braun & Crous 2002
• Peziza kreiselii G. Hirsch 1992
• Puccinia kreiselii M. Scholler 1996
• Tulostoma kreiselii G. Moreno, E. Horak & Altés 2002