 Underside of winecork brittlegill mushrooms (Russula adusta) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Winecork brittlegill mushrooms (Russula adusta) in a coastal forest between Lisiy Nos and Olgino, west from Saint Petersburg. Russia, September 6, 2018
 Winecork brittlegill mushrooms (Russula adusta) in Kuzmolovo, north from Saint Petersburg. Russia, August 9, 2024
 Winecork brittlegill mushrooms (Russula adusta) near Orekhovo, north from Saint Petersburg. Russia, August 1, 2024
 Winecork brittlegill mushrooms (Russula adusta) on a lawn in Sosnovka Park. Saint Petersburg, Russia, July 24, 2017
 Winecork brittlegill mushrooms (Russula adusta) near Kuzmolovo, north from Saint Petersburg. Russia, September 3, 2017
 Winecork brittlegill mushrooms (Russula adusta) in Orekhovo, 40 miles north from Saint Petersburg. Russia, August 18, 2017
 Winecork brittlegill mushrooms (Russula adusta) in a forest near Okhta River in Toksovo, north from Saint Petersburg. Russia, August 1, 2017
 Underside of winecork brittlegill mushrooms (Russula adusta) in Lick Creek Park. College Station, Texas, May 15, 2022
 Young stinking brittlegill mushrooms (Russula foetens) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Winecork brittlegill mushrooms (Russula adusta) on a sandy path in Lick Creek Park. College Station, Texas, May 15, 2022
 Stinking brittlegill mushrooms (Russula foetens, Russian name Valuy) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Pink brittlegill mushrooms (Russula) in Lisiy Nos, west from Saint Petersburg. Russia, July 2, 2017
 Brittlegill and Tricholoma(?) mushrooms near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Stinking brittlegill mushrooms (Russula foetens) on Lenin Trail near Dibuny, north-west from Saint Petersburg. Russia, July 29, 2024
 Brittlegill mushrooms Russula pectinatoides near Lisiy Nos, west from Saint Petersburg. Russia, September 12, 2016
 Orange brittlegill (Russula) mushrooms near Lisiy Nos. West from Saint Petersburg, Russia, August 26, 2018
 Stinking brittlegill mushrooms (Russula foetens) near Lisiy Nos. West from Saint Petersburg, Russia, August 23, 2017
 Green-violet brittlegill mushrooms (Russula) near a road west from Kavgolovskoe Lake (Syariunlakhti), near Toksovo. North from Saint Petersburg, Russia, July 26, 2024
 Pale pink brittlegill mushrooms (Russula) near a road west from Kavgolovskoe Lake (Syariunlakhti), near Toksovo. North from Saint Petersburg, Russia, July 26, 2024
 Yellow brittlegill mushrooms (Russula risigallina, Russula lutea) near Lisiy Nos, south from Saint Petersburg. Russia, September 3, 2016
 Pink and white brittlegill (Russula) mushrooms in a coastal forest between Lisiy Nos and Olgino, west from Saint Petersburg. Russia, September 6, 2018
 Milk white brittlegill mushrooms (Russula delica) in a coastal forest between Lisiy Nos and Olgino, west from Saint Petersburg. Russia, September 6, 2018
 Yellow brittlegill mushrooms (Russula claroflava(?)) in Sosnovka Park. Saint Petersburg, Russia, July 30, 2024
 Pink brittlegill (Russula) mushrooms in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Mature and a young pink brittlegill (Russula) mushrooms in Sosnovka Park. Saint Petersburg, Russia, July 30, 2024
 Brittlegill mushrooms Russula pectinata(?) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Yellow brittlegill mushrooms (Russula) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Red brittlegill (Russula) mushrooms under spruce trees in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Underside of pink brittlegill (Russula) mushrooms in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Brittlegill mushrooms Russula adusta (Russula nigricans) on Racoon Run Trail in Lick Creek Park. College Station, Texas, October 28, 2021
 Bleached brittlegill mushrooms (Russula exalbicans) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Underside of brittlegill mushrooms Russula adusta (Russula nigricans) on Racoon Run Trail in Lick Creek Park. College Station, Texas, October 28, 2021
 Mold fungus Syzygites megalocarpus on a brittlegill mushroom Russula(?) near Lisiy Nos, west from Saint Petersburg. Russia, September 6, 2018
 Yellow brittlegill mushrooms (Russula claroflava(?)) partially lit by ultraviolet light in Sosnovka Park. Saint Petersburg, Russia, July 30, 2024
 Caps of bleached brittlegill mushrooms (Russula exalbicans) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Milk white brittlegill mushrooms (Russula delica(?)) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Pale brown, almost white fragile brittlegill (Russula) mushrooms in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Cross section of brittlegill mushrooms Russula adusta (Russula nigricans) on Racoon Run Trail in Lick Creek Park. College Station, Texas, October 28, 2021
 Menthol brittlegill mushrooms (Russula albonigra) near Pesochnaya, north-west from Saint Petersburg. Russia, July 23, 2017
 Red brittlegill (Russula) mushrooms in a dense forest near a summer house at 9a 2nd Borovaya Street in Solnechnoe, west from Saint Petersburg. Russia, August 7, 2024
 Blackening brittlegill mushrooms (Russula nigricans) near Lisiy Nos, south from Saint Petersburg. Russia, August 17, 2018
 Large mature milk white brittlegill mushrooms (Russula delica(?)) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Cross section of milk white brittlegill mushrooms (Russula delica(?)) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Brittlegill mushrooms (Russula albonigra, Russian name Podgruzdok) near Lisiy Nos, south from Saint Petersburg. Russia, August 17, 2018
 Large caps of mature milk white brittlegill mushrooms (Russula delica(?)) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Stinking russula mushrooms (Russula foetens, Russian name Valuy) near Lisiy Nos. West from Saint Petersburg, Russia, August 26, 2018
 Milk white brittlegill mushrooms (Russula delica) on a lawn in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, July 31, 2024
 Smoky bracket mushrooms (Bjerkandera adusta) in a coastal forest between Lisiy Nos and Olgino, west from Saint Petersburg. Russia, September 6, 2018
 Pink brittlegill (Russula) mushroom in moss on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Underside of a bleached brittlegill mushroom (Russula exalbicans) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Blackened mature menthol brittlegill mushroom (Russula albonigra) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Pink brittlegill (Russula) mushrooms in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Gills of milk white brittlegill mushroom (Russula delica(?)) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Underside of milk white brittlegill mushroom (Russula delica(?)) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Milk white brittlegill mushroom (Russula delica(?)) in grass on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Underside of Tricholoma(?) mushrooms near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Underside of 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
 Cross section of milk white brittlegill mushroom (Russula delica(?)) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Grey brittlegill (Russula) mushrooms in Dubki (The Oaks) Park in Sestroretsk, near Saint Petersburg. Russia, August 7, 2024
 Pink brittlegill (Russula) mushrooms with darkening gills in Kuzmolovo, north from Saint Petersburg. Russia, August 9, 2024
 Blusher mushrooms (Amanita rubescens) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Red brittlegill mushrooms (Russula) in Sosnovka Park. Saint Petersburg, Russia, July 30, 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
 Cracked cap of a mature 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
 Top view of a pink 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
 Terracotta hedgehog mushrooms (Hydnum rufescens) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Zoned tooth mushrooms (Hydnellum concrescens) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Sheathed woodtuft mushrooms (Kuehneromyces mutabilis) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Umbrella polypore mushrooms (Polyporus umbellatus) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Urchin earthfan mushrooms (Thelephora penicillata) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Stinking dapperling mushrooms (Lepiota cristata) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Brown brittlegill mushrooms (Russula) in Toksovo, suburb of Saint Petersburg. Russia, July 19, 2016
 Purple brittlegill mushrooms (Russula) in Toksovo, suburb of Saint Petersburg. Russia, July 19, 2016
 Yellow brittlegill (Russula) mushrooms in Sosnovka Park. Saint Petersburg, Russia, July 20, 2017
 Greying brittlegill mushroom (Russula decolorans) together with Russula covered by fungus Hypomyces viridis in Dibuny, north-west from Saint Petersburg, Russia, August 9, 2016
 Underside of umbrella polypore mushrooms (Polyporus umbellatus) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Caps of umbrella polypore mushrooms (Polyporus umbellatus) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Small cup mushrooms Peziza succosella(?) on a side of a path near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Close-up of urchin earthfan mushrooms (Thelephora penicillata) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Green brittlegill mushrooms (Russula aeruginea) in Sosnovka Park. Saint Petersburg, Russia, July 22, 2017
 Red brittlegill mushrooms (Russula, Russian name Syroezhka) near Orekhovo, north from Saint Petersburg. Russia, July 27, 2016
 Ochre brittlegill mushrooms (Russula ochroleuca) in Sosnovka Park. Saint Petersburg, Russia, July 12, 2017
 Red brittlegill mushrooms (Russula) near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, July 14, 2017
 Brittlegill mushrooms Russula exalbicans near Dibuny, north-west from Saint Petersburg. Russia, August 28, 2018
 Crab brittlegill mushrooms (Russula xerampelina) near Dibuny, west from Saint Petersburg. Russia, September 7, 2016
 Some violet brittlegill mushrooms (Russula) near Dibuny, north-west from Saint Petersburg. Russia, September 28, 2017
 Small orange cups of Ascomycete mushrooms Pulvinula convexella near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Group of robust bracket polypore mushrooms (Fomitiporia robusta) on an oak near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Underside of robust bracket polypore mushrooms (Fomitiporia robusta) on an oak near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Brittlegill mushrooms Russula pectinata(?) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Milk-white brittlegill mushrooms (Russula delica) in Sosnovka Park. Saint Petersburg, Russia, July 12, 2017
 Brittlegill mushrooms Russula pectinata near a memorial in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Pale brown brittlegill mushrooms (Russula) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Bare teeth brittlegill mushrooms (Russula vesca) in Sosnovka Park. Saint Petersburg, Russia, July 24, 2017
 Copper brittlegill mushrooms (Russula decolorans(?)) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Brown brittlegill mushrooms (Russula) west from Kannelyarvi, 40 miles north from Saint Petersburg. Russia, August 7, 2012
 Menthol brittlegill mushrooms (Russula albonigra) in Tarkhovka Park, west from Saint Petersburg. Russia, August 26, 2017
 Pink brittlegill mushrooms Russula paludosa(?) near Dibuny, north-west from Saint Petersburg. Russia, August 20, 2017
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