 Menthol brittlegill mushrooms (Russula albonigra) in Tarkhovka Park, west from Saint Petersburg. Russia, August 26, 2017
 Dissected menthol brittlegill mushrooms (Russula albonigra) in Tarkhovka Park, west from Saint Petersburg. Russia, August 26, 2017
 Menthol brittlegill mushrooms (Russula albonigra) near Pesochnaya, north-west from Saint Petersburg. Russia, July 23, 2017
 Menthol brittlegill mushrooms (Russula albonigra) north from Lembolovo, 40 miles north from Saint Petersburg. Russia, September 9, 2017
 Pink brittlegill (Russula) mushrooms in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 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
 Pale brown, almost white fragile brittlegill (Russula) mushrooms in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Fragile brittlegill mushroom (Russula fragilis) in Tarkhovka Park, west from Saint Petersburg. Russia, August 26, 2017
 Brittlegill mushrooms (Russula albonigra, Russian name Podgruzdok) near Lisiy Nos, south from Saint Petersburg. Russia, August 17, 2018
 Milk white brittlegill mushrooms (Russula delica)(?) in Tarkhovka Park, west from Saint Petersburg. Russia, August 26, 2017
 Orange brittlegill mushrooms Russula paludosa(?) in Tarkhovka near Sestroretsk. West from Saint Petersburg, Russia, August 18, 2018
 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
 Common yellow brittlegill (Russula ochroleuca) mushrooms in Tarkhovka near Sestroretsk, west from Saint Petersburg. Russia, August 27, 2018
 Mature brown webcap (Cortinarius)(?) mushrooms in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Group of common yellow brittlegill (Russula ochroleuca) mushrooms in Tarkhovka near Sestroretsk, west from Saint Petersburg. Russia, August 27, 2018
 Mature dyer s mazegill mushrooms (Phaeolus schweinitzii) on a mossy stump 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
 Caps of mature dyer s mazegill mushrooms (Phaeolus schweinitzii) on a mossy stump in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Underside of mature dyer s mazegill mushrooms (Phaeolus schweinitzii) on a mossy stump in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Brittlegill mushrooms (Russula albonigra, Russian name Podgruzdok) near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, July 24, 2016
 Greying brittlegill mushroom (Russula decolorans) together with Russula covered by fungus Hypomyces viridis in Dibuny, north-west from Saint Petersburg, Russia, August 9, 2016
 Top view of a grey brittlegill (Russula) mushroom in Dubki (The Oaks) Park in Sestroretsk, near Saint Petersburg. Russia, August 7, 2024
 Underside of a grey brittlegill (Russula) mushroom in Dubki (The Oaks) Park in Sestroretsk, near Saint Petersburg. Russia, August 7, 2024
 Brittlegill mushrooms (Russula albonigra, Russian name Podgruzdok) on roadside near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, July 24, 2016
 Top view of a blackening brittlegill mushroom (Russula nigricans) near Orekhovo, north from Saint Petersburg. Russia, August 1, 2024
 Underside of a blackening brittlegill mushroom (Russula nigricans) near Orekhovo, north from Saint Petersburg. Russia, August 1, 2024
 Gulf of Finland and Sestroretsk from Tarkhovka spit in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Spores (in KOH) of a fibrecap (Inocybe) mushroom collected earlier 8/2/2024 (photo 3586-06) in Tarkhovka Park, west from Saint Petersburg, Russia, August 23, 2024
 Spores of a shield dapperling mushroom (Lepiota clypeolaria) collected earlier 8/2/2024 in Tarkhovka Park, west from Saint Petersburg, Russia, August 23, 2024
 Spores of rooting bonnet mushroom (Mycena megaspora)(?) collected earlier 8/2/2024 in Tarkhovka Park, west from Saint Petersburg, Russia, August 23, 2024
 Cross section of a blackening brittlegill mushroom (Russula nigricans) near Orekhovo, north from Saint Petersburg. Russia, August 1, 2024
 Gulf of Finland with Kronstadt on horizon from Tarkhovka spit in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Spores of a false saffron milkcap mushroom (Lactarius fennoscandicus) collected earlier 8/2/2024 in Tarkhovka Park, west from Saint Petersburg, Russia, August 23, 2024
 Red brittlegill (Russula sp.) mushroom west from Kannelyarvi, 40 miles north from Saint Petersburg. Russia, August 7, 2012
 Brittlegill mushroom Russula paludosa near Dibuny, north-west from Saint Petersburg. Russia, August 20, 2017
 Top view of a fibrecap (Inocybe) mushroom in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Fibrecap (Inocybe) mushroom with a conical cap in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 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
 Large mature milk white brittlegill mushrooms (Russula delica(?)) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
 Pale violet brittlegill (Russula) mushroom near Dibuny, north-west from Saint Petersburg. Russia, August 28, 2017
 Violet brittlegill (Russula sp.) mushroom west from Kannelyarvi, 40 miles north from Saint Petersburg. Russia, August 7, 2012
 Tall brittlegill mushroom (Russula paludosa(?)) in Dibuny, north-west from Saint Petersburg, Russia, August 9, 2016
 Cap of a yellow fieldcap mushroom (Bolbitius titubans) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Small stagshorn mushroom (Calocera cornea) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Small brown coral mushroom Phaeoclavulina(?) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Rooting bonnet mushroom (Mycena megaspora) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Underside of fibrecap (Inocybe) mushroom with a conical cap in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Copper spike mushroom (Chroogomphus rutilus) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Larch bolete mushroom (Suillus grevillei) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 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
 Gills of a copper spike mushroom (Chroogomphus rutilus) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Top view of a copper spike mushroom (Chroogomphus rutilus) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Common funnel mushroom (Clitocybe gibba, Infundibulicybe g.) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Gills of a yellow fieldcap mushroom (Bolbitius titubans) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Underside of rooting bonnet mushroom (Mycena megaspora) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Close-up of red-belted bracket mushroom (Fomitopsis pinicola) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Red-belted bracket mushroom (Fomitopsis pinicola) on a stump in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Underside of a shield dapperling mushroom (Lepiota clypeolaria) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Gills of a spotted milkcap mushroom (Lactarius scrobiculatus) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Texture of a cap of a shield dapperling mushroom (Lepiota clypeolaria) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Small brown coral mushroom Phaeoclavulina(?) in a spruce forest in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Cap of a young false saffron milkcap mushroom (Lactarius fennoscandicus) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Side view of a copper spike mushroom (Chroogomphus rutilus) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Bitter bracket mushroom (Postia stiptica) on a spruce stump in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Cup fungus Tapesia lividofusca(?) on a blackened fallen branch of mountain ash in Tarkhovka Park, west from Saint Petersburg. Russia, May 10, 2021
 Grey brittlegill (Russula) mushrooms in Dubki (The Oaks) Park in Sestroretsk, near Saint Petersburg. Russia, August 7, 2024
 Side view of a common funnel mushroom (Clitocybe gibba, Infundibulicybe g.) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Top view of alder bolete mushroom (Gyrodon lividus, Russian name Podolshanik) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Underside of a young false saffron milkcap mushroom (Lactarius fennoscandicus) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Underside of bitter bracket mushroom (Postia stiptica) on a spruce stump in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Warts on a cap of royal fly agaric mushroom (Amanita regalis) in a spruce forest in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Mature resupinate polypore mushroom on bark of a fallen mountain ash in Tarkhovka Park, west from Saint Petersburg. Russia, May 10, 2021
 Blackened fallen branch of mountain ash with Ascomycete fungus Tapesia lividofusca(?) in Tarkhovka Park, west from Saint Petersburg. Russia, May 10, 2021
 Ascomycete fungus Tapesia lividofusca(?) on a blackened fallen branch of mountain ash in Tarkhovka Park, west from Saint Petersburg. Russia, May 10, 2021
 Tiny cup fungus Tapesia lividofusca(?) on a blackened fallen branch of mountain ash in Tarkhovka Park, west from Saint Petersburg. Russia, May 10, 2021
 Cross section of a young false saffron milkcap mushroom (Lactarius fennoscandicus) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Large shield dapperling mushroom (Lepiota clypeolaria) under dense spruce trees in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Cross section of bitter bracket mushroom (Postia stiptica) on a spruce stump in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Tawny grisette mushroom (Amanita fulva) parasitic mold fungus Syzygites megalocarpus in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Side view of a shield dapperling mushroom (Lepiota clypeolaria) under dense spruce trees in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Brittlegill (Russula sp.) mushroom in Okhtinsky Park near Toksovo, suburb of Saint Petersburg. Russia, August 29, 2013
 Tawny grisette mushroom (Amanita fulva) with web mold fungus Syzygites megalocarpus (Mucorales, Zygomycetes) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Mature bay cup fungus (Peziza badia)(?) in moss in Tarkhovka near Sestroretsk. West from Saint Petersburg, Russia, August 15, 2017
 Pink brittlegill (Russula) mushrooms in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Close-up of tawny grisette mushroom (Amanita fulva) with web mold fungus Syzygites megalocarpus (Mucorales, Zygomycetes) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Upper view of tawny grisette mushroom (Amanita fulva) with parasitic mold fungus Syzygites megalocarpus in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 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
 Brown brittlegill mushroom (Russula consobrina) in Okhtinsky Park near Toksovo, suburb of Saint Petersburg. Russia, August 29, 2013
 Spores (in KOH) of fibrecap mushrooms Inocybe curvipes(?) collected earlier 8/2/2024 in Tarkhovka Park, west from Saint Petersburg, Russia, August 23, 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
 Winecork brittlegill mushrooms (Russula adusta) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
 Spores of royal fly agaric mushrooms (Amanita regalis) collected earlier 8/2/2024 in Tarkhovka Park, west from Saint Petersburg, Russia, August 23, 2024
 Pink brittlegill (Russula) mushrooms with darkening gills in Kuzmolovo, north from Saint Petersburg. Russia, August 9, 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
 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
 Spores of Psilocybe-like gilled mushrooms in moss under spruce trees collected earlier 8/2/2024 in Tarkhovka Park, west from Saint Petersburg, Russia, August 23, 2024
 Young stinking brittlegill mushrooms (Russula foetens) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024
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