''Caloboletus firmus'' is a
bolete
A bolete is a type of mushroom, or fungal fruiting body. It can be identified thanks to a unique cap. On the underside of the cap there is usually a spongy surface with pores, instead of the gills typical of mushrooms. A similar pore surface i ...
fungus native to North America. Until 2014, it was known as ''Boletus firmus''. Changes
in the
phylogenetic
In biology, phylogenetics () is the study of the evolutionary history of life using observable characteristics of organisms (or genes), which is known as phylogenetic inference. It infers the relationship among organisms based on empirical dat ...
framework of the family
Boletaceae
The Boletaceae are a Family (biology), family of mushroom-forming fungi, primarily characterised by small pores on the spore-bearing hymenium, hymenial surface (at the underside of the mushroom), instead of Lamella (mycology), gills as are found ...
prompted the transfer of this species, along with several other related boletes, including ''
Caloboletus calopus
''Caloboletus calopus'', commonly known as the bitter bolete, bitter beech bolete or scarlet-stemmed bolete, is a species of fungus in the bolete family. Christiaan Persoon first described ''Boletus calopus'' in 1801. Modern molecular phylo ...
'', to the genus ''
Caloboletus
''Caloboletus'' is a fungal genus in the family Boletaceae. It was circumscription (taxonomy), circumscribed by Italian mycologist Alfredo Vizzini with ''Boletus calopus, Caloboletus calopus'' as the type species. The erection of ''Caloboletus'' ...
''.
It was first
described scientifically in 1874 by American botanist
Charles Christopher Frost
Charles Christopher Frost (November 11, 1805 – March 16, 1880) was an American mycologist. He described several species of fungi from the New England area of the United States. In one paper, Frost described 22 new species of boletes, and he wa ...
from specimens collected in
New England
New England is a region consisting of six states in the Northeastern United States: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont. It is bordered by the state of New York (state), New York to the west and by the ...
.
See also
*
List of North American boletes __NOTOC__
This is a list of bolete species found in North America.
Bolding of the species name, and an asterisk (*) following indicate the species is the type species of that genus.
''Aureoboletus''
*''Aureoboletus auriporus''
*''Aureoboletus ge ...
References
External links
*
firmus
According to the ''Historia Augusta'', Firmus (died 273) was a usurper of Syrian origin during the reign of Aurelian. The apparently contradictory accounts of his life and the man himself are considered by some historians to be a complete fabrica ...
Fungi described in 1874
Fungi of North America
Fungus species
{{Boletales-stub