''Theissenia'' is a genus of
fungi
A fungus ( : fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms. These organisms are classified as a kingdom, separately from ...
in the family
Graphostromataceae
The Graphostromataceae are a family of fungi in the order Xylariales. This was a monotypic family, containing the single genus ''Graphostroma'', which in turn contains the single species ''Graphostroma platystoma''.
Species Fungorum added genus ...
.
The genus was
circumscribed
In geometry, the circumscribed circle or circumcircle of a polygon is a circle that passes through all the vertices of the polygon. The center of this circle is called the circumcenter and its radius is called the circumradius.
Not every polyg ...
by
André Maublanc André Pierre Jules Maublanc (24 July 1880, in Nantes – 30 April 1958, in Paris) was a French mycologist and plant pathologist.
Beginning in 1902, he worked as a préparateur at the Station de Pathologie végétale in Paris. In 1912, he traveled ...
in Bull. Soc. Mycol. France vol.30 on page 51 in 1914.
The genus name of ''Theissenia'' is in honour of
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 h ...
(1877–1919), who was a German-Austrian
Jesuit priest
, image = Ihs-logo.svg
, image_size = 175px
, caption = ChristogramOfficial seal of the Jesuits
, abbreviation = SJ
, nickname = Jesuits
, formation =
, founders = ...
and
mycologist
Mycology is the branch of biology concerned with the study of fungus, fungi, including their genetics, genetic and biochemistry, biochemical properties, their Taxonomy (biology), taxonomy and ethnomycology, their use to humans, including as a so ...
.
Species
As accepted by
Species Fungorum
''Index Fungorum'' is an international project to index all formal names (scientific names) in the fungus kingdom. the project is based at the Royal Botanic Gardens, Kew, one of three partners along with Landcare Research and the Institute of Mi ...
;
* ''
Theissenia cinerea
''Theissenia'' is a genus of fungi in the family Graphostromataceae.
The genus was circumscribed by André Maublanc in Bull. Soc. Mycol. France vol.30 on page 51 in 1914.
The genus name of ''Theissenia'' is in honour of Ferdinand Theissen (1877â ...
''
* ''
Theissenia pyrenocrata''
Former species;
* ''T. eurima'' = ''
Durotheca eurima'',
Xylariaceae
The Xylariaceae are a family of mostly small ascomycetous fungi. It is one of the most commonly encountered groups of ascomycetes and is found throughout the temperate and tropical regions of the world. They are typically found on wood, seeds, f ...
family
* ''T. rogersii'' = ''
Durotheca rogersii'', Xylariaceae
References
External links
Index Fungorum
Xylariales
{{Xylariales-stub