 Growth of brown witch s butter mushroom (Exidia saccharina) on a pine in Sosnovka Park. Saint Petersburg, Russia, May 8, 2021
 Texture of brown witch s butter mushroom (Exidia saccharina) on a pine in Sosnovka Park. Saint Petersburg, Russia, May 8, 2021
 Brown witch s butter mushroom (jelly fungus, Exidia saccharina) on a pine in Sosnovka Park. Saint Petersburg, Russia, May 8, 2021
 Brown witch s butter mushroom (Exidia saccharina) on bark of a pine tree in Sosnovka Park. Saint Petersburg, Russia, May 8, 2021
 Brown witch s butter mushroom (jelly fungus, Exidia saccharina) on a pine in Sosnovka Park. Saint Petersburg, Russia, March 15, 2017
 Drying brown witch s butter mushroom (jelly fungus, Exidia saccharina) on a pine in Sosnovka Park. Saint Petersburg, Russia, March 15, 2017
 Brown witch s butter mushroom (jelly fungus, Exidia saccharina) on a fallen pine near Pervomayskoe, Vyborg Region. Russia, September 30, 2016
 Witches butter mushroom (jelly fungus, Exidia nigricans) in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Close-up of jelly fungus Exidia saccharina(?) on a fallen spruce on Leninskaya Tropa Trail between Dibuny and Razliv Lake, north-west from Saint Petersburg. Russia, May 24, 2021
 Witches butter jelly fungus Exidia nigricans in Sosnovka Park. Saint Petersburg, Russia, March 15, 2017
 Witches butter (jelly fungus, Exidia nigricans or may be E. brunneola) in Sosnovka Park. Saint Petersburg, Russia, April 22, 2017
 Brown witches butter mushroom (jelly fungus, Exidia cartilaginea) on a dry willow near Chornaya River between Pesochnaya and Dibuny north-west from Saint Petersburg. Russia, April 3, 2017
 Brown witches butter mushroom (jelly fungus, Exidia cartilaginea(?)) on a log in area of an old brick factory between Pesochnaya and Dibuny north-west from Saint Petersburg. Russia, March 26, 2017
 Brown witches butter (Exidia cartilaginea)(?) in area of Posiolok near Vyritsa, south from Saint Petersburg, Russia, May 1, 2017
 Jelly fungus Exidia saccharina(?) on a fallen spruce on Leninskaya Tropa Trail between Dibuny and Razliv Lake, north-west from Saint Petersburg. Russia, May 24, 2021
 Brown Witch s Butter mushrooms (leafy brain fungus, Phaeotremella foliacea, Tremella foliacea, Russian name Drozhalka) near Dibuny train stop, north-west from Saint Petersburg. Russia, August 18, 2016
 Witches butter mushroom (jelly fungus, Exidia nigricans) near Lisiy Nos, west from Saint Petersburg. Russia, May 6, 2019
 Witches butter mushroom (jelly fungus, Exidia nigricans) in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, August 22, 2016
 Witches butter mushroom (jelly fungus, Exidia nigricans) on a fallen birch near Lisiy Nos, west from Saint Petersburg. Russia, May 6, 2019
 Witches butter mushroom (jelly fungus, Exidia nigricans) on a fallen tree near Lisiy Nos, west from Saint Petersburg. Russia, May 6, 2019
 Texture of witches butter mushroom (jelly fungus, Exidia nigricans) on a fallen birch near Lisiy Nos, west from Saint Petersburg. Russia, May 6, 2019
 Pattern of witches butter mushroom (jelly fungus, Exidia nigricans) on a fallen birch near Lisiy Nos, west from Saint Petersburg. Russia, May 6, 2019
 Witches butter mushroom (jelly fungus, Exidia nigricans) with Panellus ringens(?) on a fallen birch near Lisiy Nos, west from Saint Petersburg. Russia, May 6, 2019
 Underside of witch butter mushrooms Exidia recisa on a fallen twig on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest east from Trail Head No.4. Texas, March 15, 2022
 Close-up of resupinate polypore mushroom Sidera lenis (Skeletocutis lenis)(?) on a fallen pine in wet area in Sosnovka Park. Saint Petersburg, Russia, May 8, 2021
 Witch s Butter mushroom near Morse Loop Trail in Borderland State Park. North Easton, Massachusetts, October 16, 2004
 Close up of a cap of pine-cone mushroom (Strobilurus stephanocystis) in Sosnovka Park. Saint Petersburg, Russia, May 11, 2017
 Close-up of jelly fungus Exidia nigricans on a fallen birch in Tarkhovka Park, west from Saint Petersburg. Russia, May 10, 2021
 Close up of corticioid mushroom Antrodia xantha on a pine tree in swampy area of Sosnovka Park. Saint Petersburg, Russia, April 8, 2017
 Witches butter jelly fungus Exidia nigricans on a stump in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 17, 2017
 Butter cap mushrooms (Rhodocollybia butyracea) in Sosnovka Park. Saint Petersburg, Russia, September 16, 2017
 Butter cap mushrooms (Rhodocollybia butyracea) in Sosnovka Park. Saint Petersburg, Russia, August 21, 2017
 Butter cap mushrooms (Rhodocollybia butyracea) in Sosnovka Park. Saint Petersburg, Russia, September 16, 2017
 Close up of Sidera lenis (Skeletocutis lenis) tinder poroid fungus (mushroom) taken from a rotten pine tree in Sosnovka Park. Saint Petersburg, Russia, February 27, 2017
 Group of butter cap mushrooms (Rhodocollybia butyracea) in Sosnovka Park. Saint Petersburg, Russia, September 16, 2017
 Close-up of witches butter jelly fungus (Exidia glandulosa) on a dry stem of a hackberry or pecan tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 3, 2023
 Resupinate polypore mushroom Sidera lenis (Skeletocutis lenis)(?) on a fallen pine in wet area in Sosnovka Park. Saint Petersburg, Russia, May 8, 2021
 Texture of resupinate polypore mushroom Sidera lenis (Skeletocutis lenis)(?) on a fallen pine in wet area in Sosnovka Park. Saint Petersburg, Russia, May 8, 2021
 Close-up of pale brown waxy corticioid fungus on underside of a fallen birch in Sosnovka Park. Saint Petersburg, Russia, July 30, 2024
 Close up of pine-cone mushrooms (Strobilurus stephanocystis) from area of former swamp in Sosnovka Park. Saint Petersburg, Russia, May 11, 2017
 Close up of slime mold Physarum virescens on pine needles in Sosnovka Park. Saint Petersburg, Russia, August 4, 2017
 Close up of bonnet mushrooms Mycena alexandri growing on pine needles taken from Sosnovka Park. Saint Petersburg, Russia, October 31, 2016
 Close up of golden corticioid fungus Amylocorticium subincarnatum on a rotten pine stump in Sosnovka Park. Saint Petersburg, Russia, August 14, 2017
 Brown pores of a Polyporus mushroom in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Brown birch bolete mushroom (Leccinum scabrum(?)) in Sosnovka Park. Saint Petersburg, Russia, July 20, 2016
 Brown birch bolete mushroom (Leccinum scabrum) in Sosnovka Park. Saint Petersburg, Russia, July 30, 2017
 Some poroid mushroom on a fallen pine in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Pine-cone mushroom (Strobilurus stephanocystis) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Pine-cone mushroom (Strobilurus stephanocystis) in Sosnovka Park. Saint Petersburg, Russia, May 11, 2017
 Close-up of corticioid fungus Steccherinum fimbriatum on underside of a fallen tree in Sosnovka Park. Saint Petersburg, Russia, May 8, 2021
 Close up of porous corticioid mushroom Physisporinus vitreus in Sosnovka Park. Saint Petersburg, Russia, September 4, 2018
 Brown birch bolete mushroom (Leccinum scabrum) on roadside in Sosnovka Park. Saint Petersburg, Russia, July 20, 2016
 Close up of toothed jelly fungus (Pseudohydnum gelatinosum mushroom) in Sosnovka Park. Saint Petersburg, Russia, August 25, 2016
 Brown birch bolete mushroom (Leccinum scabrum) in swampy area in Sosnovka Park. Saint Petersburg, Russia, July 16, 2017
 Poroid mushroom Antrodia ramentacea on a fallen pine in Sosnovka Park. Saint Petersburg, Russia, August 14, 2017
 Poroid mushroom Antrodia ramentacea on a big fallen pine in Sosnovka Park. Saint Petersburg, Russia, August 14, 2017
 Yellow mushroom Ditiola peziziformis(?) on a pine tree in Sosnovka Park. Saint Petersburg, Russia, March 15, 2017
 Close up of tawny grisette mushroom (Amanita fulva, Russian name Poplavok) in Sosnovka Park. Saint Petersburg, Russia, July 11, 2016
 Poroid mushroom Antrodia ramentacea on a fallen barkless pine in Sosnovka Park. Saint Petersburg, Russia, August 14, 2017
 Corticioid form of mushroom Trichaptum abietinum on a fallen pine in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Corticioid form of mushroom Trichaptum fuscoviolaceum on a fallen pine in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Mushroom Trichaptum fuscoviolaceum with algae on a fallen pine tree in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Poroid fungus (mushroom) Trichaptum fuscoviolaceum on a small dry pine in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Polypore mushroom Diplomitoporus flavescens on a small pine tree in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Close-up of a large false morel mushroom (Gyromitra esculenta) in a pine forest on Leninskaya Tropa Trail between Dibuny and Razliv Lake, north-west from Saint Petersburg. Russia, May 24, 2021
 Pores of corticioid form of mushroom Trichaptum abietinum on a fallen pine in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Corticioid mushroom Antrodia xantha on a pine tree in swampy area of Sosnovka Park. Saint Petersburg, Russia, April 8, 2017
 Crust of corticioid form of mushroom Trichaptum abietinum on a fallen pine in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Texture of corticioid form of mushroom Trichaptum fuscoviolaceum on a fallen pine in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Pattern of corticioid form of mushroom Trichaptum fuscoviolaceum on a fallen pine in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Crust of corticioid form of mushroom Trichaptum abietinum on a fallen pine in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Corticioid form of mushroom Trichaptum abietinum with algae on a fallen pine in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Pores of corticioid form of mushroom Trichaptum abietinum on a fallen pine in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Corticioid form of mushroom Trichaptum fuscoviolaceum growing on bark of pine in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Crust of corticioid form of mushroom Trichaptum fuscoviolaceum on a fallen pine in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Poroid fungus (mushroom) Diplomitoporus flavescens on a small pine tree in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Jelly fungus Exidia nigricans on a fallen birch in Tarkhovka Park, west from Saint Petersburg. Russia, May 10, 2021
 Close up of Trichoderma pulvinatum (Hypocrea pulvinata) fungus on red-belted bracket polypore mushroom in Sosnovka Park. Saint Petersburg, Russia, June 25, 2017
 Close up of bonnet mould fungus (Spinellus fusiger) with slender sporangiophores on a cap of Mycena mushroom in Sosnovka Park. Saint Petersburg, Russia, August 4, 2017
 Brown crust of Fomitiporia punctata corticioid fungus (Phellinus punctatus mushroom) on a willow tree in Sosnovka Park. Saint Petersburg, Russia, February 22, 2017
 Top view of a brown brittlegill (Russula) mushroom when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight in Sosnovka Park. Saint Petersburg, Russia, July 30, 2024
 Polypore mushroom Diplomitoporus flavescens on a trunk of a small pine in swampy area of Sosnovka Park. Saint Petersburg, Russia, April 8, 2017
 Polypore mushroom Diplomitoporus flavescens on a trunk of a small pine in swampy area of Sosnovka Park. Saint Petersburg, Russia, February 14, 2017
 Jelly fungus Exidia nigricans on bark of a fallen birch in Tarkhovka Park, west from Saint Petersburg. Russia, May 10, 2021
 Ugly Milk-cap mushroom (Lactarius necator, Russian name Chorny Gruzd) with small brown webcap mushrooms in Sosnovka Park. Saint Petersburg, Russia, September 6, 2016
 Reddish brown crust of fungus (mushroom) Hymenochaetopsis tabacina (Pseudochaete tabacina)(?) in Sosnovka Park. Saint Petersburg, Russia, December 31, 2016
 Close-up of guttation of bracket polypore mushroom Fomitopsis pinicola when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight in Sosnovka Park. Saint Petersburg, Russia, July 30, 2024
 White resupinate polypore mushroom Sidera lenis (Skeletocutis lenis)(?) on a dry pine in Sosnovka Park. Saint Petersburg, Russia, July 30, 2024
 Corticioid mushroom Amyloporia sinuosa (Antrodia sinuosa) on a fallen pine tree in Sosnovka Park. Saint Petersburg, Russia, March 27, 2017
 Slime mold Physarum virescens on pine needles on the ground in pine forest in Sosnovka Park. Saint Petersburg, Russia, August 4, 2017
 Resupinate basidiocarps of mushroom Amyloporia sinuosa (Antrodia sinuosa) on a fallen pine tree in Sosnovka Park. Saint Petersburg, Russia, March 27, 2017
 Texture of corticioid mushroom Amyloporia sinuosa (Antrodia sinuosa) on a fallen pine tree in Sosnovka Park. Saint Petersburg, Russia, March 27, 2017
 Pattern of a corticioid mushroom Amyloporia sinuosa (Antrodia sinuosa) on a fallen pine tree in Sosnovka Park. Saint Petersburg, Russia, March 27, 2017
 Irregular pores of corticioid mushroom Amyloporia sinuosa (Antrodia sinuosa) on a fallen pine tree in Sosnovka Park. Saint Petersburg, Russia, March 27, 2017
 Small bright yellow mushroom Ditiola peziziformis on a trunk of a small pine in swampy area of Sosnovka Park. Saint Petersburg, Russia, February 14, 2017
 Texture of Sidera lenis (Skeletocutis lenis) tinder fungus (mushroom) taken from a rotten pine tree in Sosnovka Park. Saint Petersburg, Russia, February 27, 2017
 Sidera lenis (Skeletocutis lenis) fungus (mushroom) covering a trunk of a broken pine tree in Sosnovka Park. Saint Petersburg, Russia, February 27, 2017
 Close-up of amber jelly fungus (Exidia recisa) on a small oak(?) branch in Lick Creek Park. College Station, Texas, January 3, 2021
 Close-up of some golden brown folious lichen on smooth bark of alder(?) near Dibuny, north-west from Saint Petersburg, Russia, May 5, 2021
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