''Truncocolumella'' is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
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
Suillaceae
The Suillaceae are a family of fungi in the order Boletales ( suborder Suillineae), containing the boletus-like ''Suillus'', the small truffle-like '' Truncocolumella'', as well as the monotypic genus '' Psiloboletinus''. As of 2008, there are 5 ...
, of the order
Boletales
The Boletales are an order of Agaricomycetes containing over 1300 species with a diverse array of fruiting body types. The boletes are the best known members of this group, and until recently, the Boletales were thought to only contain boletes. T ...
.
It 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 American mycologist
Sanford Myron Zeller in 1939.
One field guide lists the potato-like ''Truncocolumella citrina'' as edible.
References
Boletales
Boletales genera
{{Boletales-stub