 Green brittlegill mushrooms (Russula aeruginea) on a trail across the swamp in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 Green brittlegill mushrooms (Russula aeruginea) in Sosnovka Park. Saint Petersburg, Russia, July 22, 2017
 Green brittlegill mushroom (Russula aeruginea) in Sosnovka Park. Saint Petersburg, Russia, July 16, 2017
 Green brittlegill mushrooms (Russula aeruginea) in Sosnovka Park. Saint Petersburg, Russia, September 16, 2017
 Green brittlegill mushrooms (Russula aeruginea) near Kuzmolovo, north from Saint Petersburg. Russia, September 3, 2017
 Green brittlegill mushrooms (Russula aeruginea) near Orekhovo, 45 miles north from Saint Petersburg. Russia, September 9, 2017
 Grass-green brittlegill mushroom (Russula aeruginea, Russian name Syroezhka) in moss between Orekhovo and Lembolovo, north from Saint Petersburg. Russia, July 27, 2016
 Green brittlegill mushrooms (Russula aeruginea)(?) in sandy soil near Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, August 31, 2018
 Swamp iris from a trail across the swamp in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 Group of milk-white brittlegill mushrooms (Russula delica) in Sosnovka Park. Saint Petersburg, Russia, July 12, 2017
 Swamp brittlegill mushrooms (Russula paludosa) at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Orange mosscap mushrooms (Rickenella fibula), near old fire place on a trail across the swamp in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 Vegetation from a trail across the swamp in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 Marsh from a trail across the swamp in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 Underside of young green brittlegill mushrooms (Russula aeruginea) in Lick Creek Park. College Station, Texas, May 13, 2022
 Fungus Anthracobia macrocystis on a trail across the swamp in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 Spores of of green brittlegill mushroom (Russula aeruginea(?)) collected in Sam Houston National Forest near Montgomery. Texas, July 3, 2022
 Young green brittlegill mushrooms (Russula aeruginea) under dry leaves on a sandy path in Lick Creek Park. College Station, Texas, May 13, 2022
 Gills and dirty green caps of brittlegill mushrooms Russula aeruginea(?) in Lick Creek Park. College Station, Texas, June 28, 2019
 Fungus Anthracobia macrocystis in moss on a trail across the swamp in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 Green brittlegill mushroom Russula aeruginea on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, July 13, 2018
 Green brittlegill mushroom (Russula aeruginea(?)) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, July 3, 2022
 Large charcoal cup fungus (Peziza echinospora)(?) on a trail across the swamp in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 Underside of green brittlegill mushroom (Russula aeruginea(?)) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, July 3, 2022
 Green brittlegill mushroom Russula aeruginea in Lick Creek Park. College Station, Texas, May 30, 2018
 Green brittlegill mushroom (Russula aeruginea) in Lick Creek Park. College Station, Texas, May 13, 2022
 Orange disks of fungus Anthracobia macrocystis near old fire place on a trail across the swamp in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 Common eyelash fungus (Scutellinia scutellata) near old fire place on a trail across the swamp in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 Green brittlegill mushrooms (Russula aeruginea) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, August 28, 2022
 Underside of green brittlegill mushroom (Russula aeruginea) in Lick Creek Park. College Station, Texas, May 13, 2022
 Green brittlegill mushroom (Russula aeruginea) on Four Notch Loop Trail of Sam Houston National Forest near Huntsville. Texas, October 24, 2021
 Pink together with green brittlegill mushroom Russula aeruginea in Lick Creek Park. College Station, Texas, October 28, 2021
 Cross section of green brittlegill mushroom (Russula aeruginea) in Lick Creek Park. College Station, Texas, May 13, 2022
 Underside of green brittlegill mushroom (Russula aeruginea) on Four Notch Loop Trail of Sam Houston National Forest near Huntsville. Texas, October 24, 2021
 Red brittlegill mushrooms (Russula) in Sosnovka Park. Saint Petersburg, Russia, July 30, 2017
 Spores of green brittlegill mushroom (Russula aeruginea) (larger) under a microscope, collected in Lick Creek Park. College Station, Texas, May 13, 2022
 Yellow brittlegill (Russula) mushrooms in Sosnovka Park. Saint Petersburg, Russia, July 20, 2017
 Green brittlegill mushrooms (Russula aeruginea) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, August 18, 2024
 Ochre brittlegill mushrooms (Russula ochroleuca) in Sosnovka Park. Saint Petersburg, Russia, July 12, 2017
 Spores of green brittlegill mushroom (Russula aeruginea) (larger) in iodine solution Lugol, collected in Lick Creek Park. College Station, Texas, May 13, 2022
 Bare teeth brittlegill mushrooms (Russula vesca) in Sosnovka Park. Saint Petersburg, Russia, July 24, 2017
 Winecork brittlegill mushrooms (Russula adusta) on a lawn in Sosnovka Park. Saint Petersburg, Russia, July 24, 2017
 Milk-white brittlegill mushrooms (Russula delica) in Sosnovka Park. Saint Petersburg, Russia, July 12, 2017
 Dark green brittlegill (Russula) mushroom in Dubki Park. Sestroretsk near Saint Petersburg, Russia, September 5, 2017
 Silky webcap mushrooms (Cortinarius evernius) in a swamp in Yuntolovsky Park. Saint Petersburg, Russia, August 3, 2017
 Pelargonium webcap mushrooms (Cortinarius flexipes) in swamp in Yuntolovsky Park. Saint Petersburg, Russia, August 3, 2017
 Green brittlegill mushroom (Russula aeruginea) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 13, 2024
 Green brittlegill mushroom (Russula aeruginea) in wet area on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, August 28, 2022
 Gills of a dark green brittlegill (Russula) mushroom in Dubki Park. Sestroretsk near Saint Petersburg, Russia, September 5, 2017
 Green-violet brittlegill mushrooms (Russula) near a road west from Kavgolovskoe Lake (Syariunlakhti), near Toksovo. North from Saint Petersburg, Russia, July 26, 2024
 Pink brittlegill mushrooms (Russula) in Lisiy Nos, west from Saint Petersburg. Russia, July 2, 2017
 Red brittlegill mushrooms (Russula) near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, July 14, 2017
 Green brittlegill mushroom (Russula aeruginea) with east Texas toad on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 18, 2022
 Copper brittlegill mushrooms (Russula decolorans(?)) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Brittlegill mushrooms Russula pectinata near a memorial 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, July 29, 2017
 Pale brown brittlegill mushrooms (Russula) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Menthol brittlegill mushrooms (Russula albonigra) near Pesochnaya, north-west from Saint Petersburg. Russia, July 23, 2017
 Greenish brittlegill mushrooms Russula aeruginea(?) in Lick Creek Park. College Station, Texas, June 28, 2019
 Ochre brittlegill mushroom (Russula ochroleuca(?)) in Sosnovka Park. Saint Petersburg, Russia, July 6, 2017
 Ghost bolete (Leccinum holopus) in swamp in Yuntolovsky Park. Saint Petersburg, Russia, August 3, 2017
 Group of light green brittlegill (Russula) mushrooms in a wet area on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 17, 2020
 Group of common yellow brittlegill (Russula ochroleuca) mushrooms in Tarkhovka near Sestroretsk, west from Saint Petersburg. Russia, August 27, 2018
 Light brown brittlegill (Russula) mushrooms on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Red brittlegill (Russula) mushrooms in Sosnovka Park. Saint Petersburg, Russia, September 16, 2017
 Cracked cap of milk-white brittlegill mushroom (Russula delica) in Sosnovka Park. Saint Petersburg, Russia, July 12, 2017
 Group of violet brittlegill mushrooms Russula sect. Heterophyllae on a lawn in Thomas Park. College Station, Texas, November 17, 2017
 Orange brittlegill (Russula) mushrooms in Sosnovka Park. Saint Petersburg, Russia, September 16, 2017
 Brittlegill mushrooms Russula exalbicans and a brown birch bolete (Leccinum scabrum) on a lawn at 12K3 Tikhoretsky Prospect. Saint Petersburg, Russia, July 1, 2017
 Group of grey milkcap mushrooms (Lactarius vietus) in a swamp in Sosnovka Park. Saint Petersburg, Russia, September 2, 2017
 Pink brittlegill (Russula) mushrooms in moss in Sosnovka Park. Saint Petersburg, Russia, September 2, 2017
 Brittlegill mushrooms Russula pectinata(?) in Park of Polytechnic Institute. Saint Petersburg, Russia, September 19, 2017
 First in season brittlegill mushrooms Russula nauseosa(?) in Sosnovka Park. Saint Petersburg, Russia, June 30, 2017
 Menthol brittlegill mushrooms (Russula albonigra) in Tarkhovka Park, west from Saint Petersburg. Russia, August 26, 2017
 Yellow brittlegill mushrooms (Russula claroflava(?)) in Sosnovka Park. Saint Petersburg, Russia, July 30, 2024
 Gills of a brittlegill mushroom Russula aeruginea in Lick Creek Park. College Station, Texas, May 30, 2018
 Large group of red brittlegill mushrooms Russula paludosa (Russian name Syroezhka) on a slope in a spruce forest west from Kannelyarvi, 45 miles north from Saint Petersburg. Russia, August 31, 2018
 Dissected menthol brittlegill mushrooms (Russula albonigra) in Tarkhovka Park, west from Saint Petersburg. Russia, August 26, 2017
 Small pinkish brittlegill (Russula) mushrooms on a lawn in Park of Polytechnic Institute. Saint Petersburg, Russia, September 19, 2017
 Milk white brittlegill mushrooms (Russula delica)(?) in Tarkhovka Park, west from Saint Petersburg. Russia, August 26, 2017
 Stinking brittlegill mushrooms (Russula foetens) on Lenin Trail near Dibuny, north-west from Saint Petersburg. Russia, July 29, 2024
 Mature and a young pink brittlegill (Russula) mushrooms in Sosnovka Park. Saint Petersburg, Russia, July 30, 2024
 Whitelaced shank mushrooms (Megacollybia platyphylla) in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 Candelabra coral mushrooms (Artomyces pyxidatus) on a log in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 Orange mosscap mushrooms (Rickenella fibula) in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 Milk white brittlegill mushroom (Russula delica) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
 Stinking brittlegill mushroom (Russula foetens) on an old railroad path near Kuzmolovo, north from Saint Petersburg. Russia, July 26, 2017
 Candelabra coral mushrooms (Artomyces pyxidatus) on a log on a mossy log in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 Yellow brittlegill mushrooms (Russula claroflava(?)) partially lit by ultraviolet light in Sosnovka Park. Saint Petersburg, Russia, July 30, 2024
 Scalycap mushrooms Pholiota lucifera(?) on roadside in alder bushes in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 Rotten tree stump with green algae near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Purple brittlegill mushrooms (Russula) near Orekhovo, 45 miles north from Saint Petersburg. Russia, September 9, 2017
 Winecork brittlegill mushrooms (Russula adusta) near Kuzmolovo, north from Saint Petersburg. Russia, September 3, 2017
 Some violet brittlegill mushrooms (Russula) near Dibuny, north-west from Saint Petersburg. Russia, September 28, 2017
 Stinking brittlegill mushrooms (Russula foetens) near Lisiy Nos. West from Saint Petersburg, Russia, August 23, 2017
 Bright red brittlegill (Russula) mushrooms near Orekhovo, 45 miles north from Saint Petersburg. Russia, September 9, 2017
 Group of sphagnum greyling mushrooms (Sphagnurus paluster) in a swamp in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, August 12, 2017
 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
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