Extract from Wikipedia article: The bolete eater, Hypomyces chrysospermus, is a parasitic ascomycete fungus that grows on bolete mushrooms, turning the afflicted host a whitish, golden yellow, or tan color. It is found in Eurasia and North America, as well as southwest Western Australia. Unlike the related Lobster mushroom, H. lactifluorum, the bolete eater and its afflicted host mushrooms are inedible.
Bolete eater (golden yellow parasitic ascomycete fungus Hypomyces chrysospermus on bolete mushrooms) in Lick Creek Park. College Station, Texas, June 6, 2018 Iron Bridge Trail, College Station, TX 77845, USA
Bolete eater mold fungus (Hypomyces chrysospermus) in Lick Creek Park. College Station, Texas, June 6, 2018 Iron Bridge Trail, College Station, TX 77845, USA
Parasitic fungus bolete mould (Hypomyces chrysospermus) in Lick Creek Park. College Station, Texas, June 6, 2018 Iron Bridge Trail, College Station, TX 77845, USA
Masses of bolete eater mold fungus (Hypomyces chrysospermus) in Lick Creek Park. College Station, Texas, June 6, 2018 Iron Bridge Trail, College Station, TX 77845, USA
Bolete mushroom Strobilomyces dryophilus with golden yellow parasitic ascomycete fungus Hypomyces chrysospermus in Lick Creek Park. College Station, Texas, September 25, 2018 Iron Bridge Trail, College Station, TX 77845, USA
Golden yellow parasitic ascomycete fungus Hypomyces chrysospermus in Lick Creek Park. College Station, Texas, September 25, 2018 Iron Bridge Trail, College Station, TX 77845, USA
Bolete eater fungus (golden yellow parasitic ascomycete fungus Hypomyces chrysospermus) in Lick Creek Park. College Station, Texas, September 25, 2018 Iron Bridge Trail, College Station, TX 77845, USA
Bolete mould parasitic fungus (Hypomyces chrysospermus) on Boletus luridellus in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2020 23400 Park Rd 12, Washington, TX 77880, USA
Underside of bolete Boletus luridellus with a parasitic fungus Hypomyces chrysospermus on a grassy lawn in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2020 23400 Park Rd 12, Washington, TX 77880, USA
Old bolete mushroom with bolete mould (Hypomyces chrysospermus) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 11, 2020 Lone Star Hiking Trail, Coldspring, TX 77331, USA
Pore surface of an old bolete mushroom with bolete mould (Hypomyces chrysospermus) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 11, 2020 Lone Star Hiking Trail, Coldspring, TX 77331, USA
Close-up of pore surface of an old bolete mushroom with bolete mould (Hypomyces chrysospermus) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 11, 2020 Lone Star Hiking Trail, Coldspring, TX 77331, USA
Bolete mould fungus (Hypomyces chrysospermus) under post oaks in Lick Creek Park. College Station, Texas, May 27, 2022 Iron Bridge Trail, College Station, Brazos County, Texas, United States
Velvet cap of a bolete mushroom wuth mold fungus Hypomyces chrysospermus in Lick Creek Park. College Station, Texas, May 27, 2022 Iron Bridge Trail, College Station, Brazos County, Texas, United States
Spores of fungus Hypomyces chrysospermus in iodine solution under a microscope, collected in Lick Creek Park. College Station, Texas, May 27, 2022 Spore size 13.3 - 16.8 × 12.4 - 15.4 µm, length to width ratio Q = 1 - 1.1.
Spores of fungus Hypomyces chrysospermus in KOH solution under a microscope, collected in Lick Creek Park. College Station, Texas, May 27, 2022