 Underside of a bleached brittlegill mushroom (Russula exalbicans) 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 milk white brittlegill mushroom (Russula delica(?)) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Gills of milk white brittlegill mushroom (Russula delica(?)) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Cross section of milk white brittlegill mushroom (Russula delica(?)) 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
 Brittlegill mushrooms Russula pectinata(?) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 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
 Caps of bleached brittlegill mushrooms (Russula exalbicans) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 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
 Large caps of mature milk white brittlegill mushrooms (Russula delica(?)) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Brittlegill mushrooms Russula pectinata(?) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Brittlegill mushrooms Russula pectinata on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 19, 2017
 Brittlegill mushrooms Russula pectinata(?) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 13, 2017
 Split fibrecap mushrooms (Inocybe rimosa) in moss on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Milk white brittlegill mushroom (Russula delica) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Milk white brittlegill mushrooms (Russula delica) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 19, 2017
 Cap of a panthercap mushroom (Amanita pantherina) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Red cracking bolete mushroom (Xerocomellus chrysenteron) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 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
 Copper brittlegill mushrooms (Russula decolorans(?)) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Bolete mushroom Hortiboletus bubalinus with a parasitic fungus Hypomyces chrysospermus on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Small pinkish brittlegill (Russula) mushrooms on a lawn in Park of Polytechnic Institute. Saint Petersburg, Russia, September 19, 2017
 Cross section of a bolete mushroom Hortiboletus bubalinus with a parasitic fungus Hypomyces chrysospermus on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 The miller mushrooms (Clitopilus prunulus) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Bolete mushrooms Hortiboletus bubalinus on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Young panthercap mushrooms (Amanita pantherina) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Rubi bolete mushrooms (Hortiboletus rubellus)(?) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Tumbling puffball mushrooms (Bovista plumbea) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Larch bolete mushrooms (Suillus grevillei) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Brown rollrim mushrooms (Paxillus involutus) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Pinkgill mushrooms Entoloma lividoalbum on a lawn ner the memorial in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Mature panthercap mushrooms (Amanita pantherina) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Younger panthercap mushrooms (Amanita pantherina) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Underside of panthercap mushrooms (Amanita pantherina) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Pale orange brittlegill mushrooms (Russula) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 13, 2017
 Stinking brittlegill mushrooms (Russula foetens) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 19, 2017
 Dissected larch bolete mushrooms (Suillus grevillei) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Side view of bolete mushrooms Hortiboletus bubalinus on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Cross section of bolete mushrooms Hortiboletus bubalinus on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Cross section of the miller mushrooms (Clitopilus prunulus) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Underside of rubi bolete mushrooms (Hortiboletus rubellus)(?) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Caps of pinkgill mushrooms Entoloma lividoalbum on a lawn ner the memorial in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Milk white brittlegill mushrooms (Russula delica) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 19, 2017
 Brittlegill (Russula) mushrooms with dark brown center in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 13, 2017
 Half-dry fairy ring champignon mushrooms (Marasmius oreades) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Bolete mushrooms Hortiboletus bubalinus suffered from a parasitic fungus Hypomyces chrysospermus on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Group of a pinkgill mushroom Entoloma undatum on a lawn under a large tree in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Bolete mushrooms Hortiboletus bubalinus covered by mold-like parasitic fungus Hypomyces chrysospermus on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 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
 Torn caps of split fibrecap mushrooms (Inocybe rimosa) mushrooms on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Warts on a cap of panthercap mushroom (Amanita pantherina) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Thelephora anthocephala in moss in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Underside of a split fibrecap mushroom (Inocybe rimosa) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Underside of red cracking bolete mushroom (Xerocomellus chrysenteron)(?) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Mature and a young pink brittlegill (Russula) mushrooms in Sosnovka Park. Saint Petersburg, Russia, July 30, 2024
 Deceiver mushrooms (Laccaria laccata(?)) in moss in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Pluteus podospileus(?) mushroom on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 13, 2017
 Young larch bolete mushrooms (Suillus grevillei) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 12, 2024
 Pinkgill mushrooms Entoloma lividoalbum on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Brittlegill mushrooms Russula pectinata(?) in Park of Polytechnic Institute. Saint Petersburg, Russia, September 19, 2017
 Gills of Pluteus podospileus(?) mushroom on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 13, 2017
 Pink brittlegill (Russula) mushrooms in moss in Sosnovka Park. Saint Petersburg, Russia, September 2, 2017
 Yellowing knight mushrooms (Tricholoma scalpturatum) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Larch bolete mushrooms (Suillus grevillei) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Leopard earthball fungus (Scleroderma areolatum(?)) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Goblet waxcap mushrooms (Hygrocybe cantharellus) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Split fibrecap mushrooms (Inocybe rimosa) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Pleated inkcap mushroom (Parasola plicatilis) from a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 19, 2017
 Pleated inkcap mushroom (Parasola plicatilis) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 19, 2017
 Cross section of young larch bolete mushrooms (Suillus grevillei) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 12, 2024
 Yellowing knight mushrooms (Tricholoma scalpturatum) under trees on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Dissected leopard earthball fungus (Scleroderma areolatum(?)) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Brown birch bolete mushroom (Leccinum scabrum) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 13, 2017
 Close up of orange bonnet mushrooms (Mycena acicula) taken from a mossy lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Pale pink brittlegill mushrooms (Russula) near a road west from Kavgolovskoe Lake (Syariunlakhti), near Toksovo. North from Saint Petersburg, Russia, July 26, 2024
 Brittlegill mushroom (Russula, Russian name Syroezhka) in moss near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, July 24, 2016
 Grass-green brittlegill mushroom (Russula aeruginea, Russian name Syroezhka) in moss between Orekhovo and Lembolovo, north from Saint Petersburg. Russia, July 27, 2016
 Milk white brittlegill mushrooms (Russula delica) on a lawn in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, July 31, 2024
 Panthercap mushrooms (Amanita pantherina) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Iceland ringless Amanita mushroom (Amanita islandica)(?) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 19, 2017
 Split fibrecap mushrooms (Inocybe rimosa) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Leopard earthball mushrooms (Scleroderma areolatum(?)) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Pink brittlegill (Russula) mushrooms in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Mushroom Hohenbuehelia petaloides taken from Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Pink brittlegill (Russula) mushrooms in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Tumbling puffball mushrooms (Bovista plumbea) with a cross section in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Cap of a pinkgill mushroom Entoloma undatum in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Mushroom Hohenbuehelia petaloides near a memorial in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 St. George s mushrooms (Calocybe gambosa) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, May 30, 2021
 Pink brittlegill (Russula) mushrooms with darkening gills in Kuzmolovo, north from Saint Petersburg. Russia, August 9, 2024
 Underside of pink brittlegill (Russula) mushrooms in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Folded cap of a mushroom Hohenbuehelia petaloides near a memorial in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Close up of a mushroom Hohenbuehelia petaloides near a memorial in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Pleated inkcap mushroom (Parasola plicatilis) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Pink brittlegill mushrooms (Russula) in Lisiy Nos, west from Saint Petersburg. Russia, July 2, 2017
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