| Caloboletus | |
|---|---|
|   | |
| Caloboletus calopus | |
|  Scientific classification   | |
| Kingdom: | Fungi | 
| Division: | Basidiomycota | 
| Class: | Agaricomycetes | 
| Order: | Boletales | 
| Family: | Boletaceae | 
| Genus: |  Caloboletus  Vizzini (2014)  | 
| Type species | |
| Caloboletus calopus (Pers.) Vizzini (2014)  | |
Caloboletus is a fungal genus in the family Boletaceae. It was circumscribed by Italian mycologist Alfredo Vizzini with Caloboletus calopus as the type species. [1] The erection of Caloboletus follows recent molecular studies that outlined a new phylogenetic framework for the Boletaceae. [2] [3] Boletus peckii was also transferred to this genus by Vizzini, but was subsequently moved to the genus Butyriboletus based on molecular evidence. [4] The generic name Caloboletus, derived from the Greek calos "nice", refers to the attractive red coloring of the stipe. [1]
In 2023, a new species was identified in China. [5] As of October 2025 [update] , Index Fungorum and Catalogue of Life list the following species:
| Image | Name | Taxon Author | Year | Distribution | 
|---|---|---|---|---|
|   | Caloboletus calopus | (Pers.) Vizzini | 2014 | Pacific Northwest and Michigan, Europe | 
|   | Caloboletus conifericola | Vizzini | 2014 | Washington, Oregon, Alaska, British Columbia | 
|   | Caloboletus firmus | (Frost) Vizzini | 2014 | New England | 
|   | Caloboletus frustosus | (Snell & E.A. Dick) D. Arora & J.L. Frank | 2014 | British Columbia, California, Oregon, Washington | 
| Caloboletus griseoflavus | L. Fan, N. Mao & T.Y. Zhao | 2023 | China (Shanxi) | |
|   | Caloboletus guanyui | N.K. Zeng, H. Chai & S. Jiang | 2019 | China (Hainan, Fujian) [6] | 
|   | Caloboletus inedulis | (Murrill) Vizzini | 2014 | North America | 
|   | Caloboletus kluzakii | (Šutara & Špinar) Vizzini | 2014 | Czech Republic | 
|   | Caloboletus marshii | D. Arora, C.F. Schwarz & J.L. Frank | 2014 | United States [7] | 
| Caloboletus panniformis | (Taneyama & Har. Takah.) Vizzini | 2014 | Japan, China | |
| Caloboletus polygonius | (A.E. Hills & Vassiliades) Vizzini | 2014 | Greece | |
|   | Caloboletus radicans | (Pers.) Vizzini | 2014 | Europe | 
|   | Caloboletus roseipes | (Bessette, Both & A.R. Bessette) Vizzini | 2014 | North America | 
| Caloboletus roseo-olivaceus | (J. Blum) N. Schwab | 2019 | Europe | |
|   | Caloboletus rubripes | (Thiers) Vizzini | 2014 | California | 
| Caloboletus taienus | (W.F. Chiu) Ming Zhang & T.H. Li | 2017 | China (Guangdong) | |
|   | Caloboletus xiangtoushanensis | Ming Zhang, T.H. Li & X.J. Zhong | 2017 | China (Guangdong, Fujian) | 
| Caloboletus yunnanensis | Kuan Zhao & Zhu L. Yang | 2014 | China (Yunnan) |