''Caloboletus'' is a fungal

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...

in the family

Boletaceae The Boletaceae are a family of mushroom-forming fungi, primarily characterised by small pores on the spore-bearing hymenial surface (at the underside of the mushroom), instead of gills as are found in most agarics. Nearly as widely distributed ...

. 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 po ...

by Italian mycologist Alfredo Vizzini with ''

Caloboletus calopus ''Caloboletus calopus'', commonly known as the bitter beech bolete or scarlet-stemmed bolete, is a fungus of the bolete family, found in Asia, Northern Europe and North America. Appearing in coniferous and deciduous woodland in summer and ...

'' as the

type species In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen( ...

. The erection of ''Caloboletus'' follows recent

molecular A molecule is a group of two or more atoms held together by attractive forces known as chemical bonds; depending on context, the term may or may not include ions which satisfy this criterion. In quantum physics, organic chemistry, and bioch ...

studies that outlined a new

phylogenetic In biology, phylogenetics (; from Greek φυλή/ φῦλον [] "tribe, clan, race", and wikt:γενετικός, γενετικός [] "origin, source, birth") is the study of the evolutionary history and relationships among or within groups o ...

framework for the Boletaceae. ''

Boletus peckii ''Butyriboletus peckii'' is a fungus of the genus ''Butyriboletus'' native to eastern North America. It was first described by Charles Christopher Frost in 1878. Until 2014, it was known as ''Boletus peckii''. Recent changes in the phylogenetic ...

'' was also transferred to this genus by Vizzini, but was subsequently moved to the genus ''

Butyriboletus ''Butyriboletus'' is a genus of fungi in the family Boletaceae. The genus was circumscribed in 2014 by mycologists David Arora and Jonathan L. Frank to accommodate "butter bolete" species that were shown by molecular phylogenetics, molecular anal ...

'' based on molecular evidence. The generic name ''Caloboletus'', derived from the Greek ''calos'' "nice", refers to the attractive red coloring of the stipe.

Species

*''

'' (Pers.) Vizzini (2014) *''

Caloboletus conifericola ''Caloboletus conifericola'', commonly known as the dark bitter bolete, is a species of mushroom in the family Boletaceae. It is found in the Pacific Northwest. Taxonomy ''Caloboletus conifericola'' was first described by Alfredo Vizzini in 20 ...

'' Vizzini (2014) *''

Caloboletus firmus ''Caloboletus firmus'' is a bolete fungus native to North America. Until 2014, it was known as ''Boletus firmus''. Recent changes in the phylogenetic framework of the family Boletaceae prompted the transfer of this species, along with several oth ...

'' (Frost) Vizzini (2014) *''

Caloboletus frustosus ''Caloboletus frustosus'' is a bolete fungus native to North America. Until 2014, it was known as ''Boletus frustosus''. Recent changes in the phylogenetic framework of the family Boletaceae prompted the transfer of this species, along with sever ...

'' (Snell & E.A.Dick) D.Arora & J.L.Frank (2014) *''

Caloboletus guanyui ''Caloboletus'' is a fungal genus in the family Boletaceae. It was circumscribed by Italian mycologist Alfredo Vizzini with ''Caloboletus calopus'' as the type species. The erection of ''Caloboletus'' follows recent molecular studies that outl ...

'' N.K. Zeng, H. Chai & S. Jiang (2019) *'' Caloboletus inedulis'' (Murrill) Vizzini (2014) *''

Caloboletus kluzakii ''Caloboletus kluzakii'' is a bolete fungus native to Europe. Until 2014, it was known as ''Boletus kluzakii''. Recent changes in the phylogenetic framework of the family Boletaceae prompted the transfer of this species, along with several othe ...

'' (Šutara & Špinar) Vizzini (2014) *''

Caloboletus marshii ''Caloboletus marshii'', commonly known as Ben's bitter bolete, is a species of mushroom in the family Boletaceae. It is not poisonous, but it is too bitter to eat. It turns blue when cut or bruised, and it grows under live oak. Taxonomy ''Cal ...

'' D.Arora, C.F.Schwarz & J.L.Frank (2014) – United States *''

Caloboletus panniformis ''Caloboletus panniformis'' is a bolete fungus native to Honshu island in Japan, where it grows under conifers in subalpine regions. Until 2014, it was known as ''Boletus panniformis''. Recent changes in the phylogenetic framework of the family ...

'' (Taneyama & Har.Takah.) Vizzini (2014) *''

Caloboletus polygonius ''Caloboletus'' is a fungal genus in the family Boletaceae. It was circumscribed by Italian mycologist Alfredo Vizzini with ''Caloboletus calopus'' as the type species. The erection of ''Caloboletus'' follows recent molecular studies that outl ...

'' (A.E.Hills & Vassiliades) Vizzini (2014) *''

Caloboletus radicans ''Caloboletus radicans'', also known as the rooting bolete or whitish bolete, is a large ectomycorrhizal fungus found in Europe under broad-leaved trees, fruiting during the summer and autumn months. It has a pale buff or greyish-white cap, yel ...

'' (Pers.) Vizzini (2014) *'' Caloboletus roseipes'' (Bessette, Both & A.R.Bessette) Vizzini (2014) *''

Caloboletus rubripes ''Caloboletus rubripes'', commonly known as the red-stipe bolete or the red-stemmed bitter bolete, is a mushroom in the family Boletaceae. It was known as ''Boletus rubripes'' until 2014. Basidiocarp, Fruit bodies (mushrooms) are robust, with ...

'' (Thiers) Vizzini (2014) *'' Caloboletus xiangtoushanensis'' Ming Zhang, T.H. Li & X.J. Zhong (2017) *''

Caloboletus yunnanensis ''Caloboletus yunnanensis'' is a bolete fungus native to Yunnan province in China, where it grows under '' Pinus yunnanensis''. References External links * yunnanensis Fungi described in 2014 Fungi of China Fungus species {{Bolet ...

'' Kuan Zhao & Zhu L.Yang (2014)

References

Boletales genera {{Boletales-stub